Updated dist files.

Fixed Etherscan API key in default provider (#1807 ).
Temporarily remove Pocket fro provider tests.
2021-08-04 01:39:05 -03:00 · 2021-08-04 01:32:30 -03:00 · 2021-08-04 01:28:54 -03:00 · 2021-08-02 22:57:45 -03:00 · 2021-08-02 22:52:29 -03:00 · 2021-07-29 23:30:17 -04:00
394 changed files with 4711 additions and 1511 deletions
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -3,6 +3,53 @@ Changelog

 This change log is managed by `admin/cmds/update-versions` but may be manually updated.

+ethers/v5.4.4 (2021-08-04 01:37)
+--------------------------------
+
+  - Fixed Etherscan API key in default provider. ([#1807](https://github.com/ethers-io/ethers.js/issues/1807); [1d27d95](https://github.com/ethers-io/ethers.js/commit/1d27d95670ee3a51879393fed44297128c4a42a3))
+  - Adjust default masPriorityFeePerGas to account for MEV-heavy blocks. ([#1817](https://github.com/ethers-io/ethers.js/issues/1817); [7175e2e](https://github.com/ethers-io/ethers.js/commit/7175e2e99c2747e8d2314feb407bf0a0f9371ece))
+
+ethers/v5.4.3 (2021-07-29 23:26)
+--------------------------------
+
+  - Fixed JsonRpcProvider for pre-EIP-2930 chains. ([#1766](https://github.com/ethers-io/ethers.js/issues/1766); [7274cd0](https://github.com/ethers-io/ethers.js/commit/7274cd06cf3f6f31c6df3fd6636706d8536b7ee2))
+  - Forward some missing EIP-1559 fields to call and estimateGas. ([#1766](https://github.com/ethers-io/ethers.js/issues/1766); [be3854e](https://github.com/ethers-io/ethers.js/commit/be3854e648fdef0478db8a64c26be6d9e90cf453))
+  - Fixed possible UnhandledPromiseException for bad ENS names. ([63f8b28](https://github.com/ethers-io/ethers.js/commit/63f8b2822318d1e0fcc41f4662feb6e5ae338f3d))
+  - Prevent overriding value for non-payble constructors. ([#1785](https://github.com/ethers-io/ethers.js/issues/1785); [593b488](https://github.com/ethers-io/ethers.js/commit/593b4886ff607d00d656b8131b843933eb48838e))
+
+ethers/v5.4.2 (2021-07-23 17:22)
+--------------------------------
+
+  - Fix test case for new transactions responses. ([0aafca7](https://github.com/ethers-io/ethers.js/commit/0aafca71dbc019beb398e1b5a0f24936a4fd215a))
+  - Added matic support to INFURA and Alchemy. ([#1546](https://github.com/ethers-io/ethers.js/issues/1546); [576e9b5](https://github.com/ethers-io/ethers.js/commit/576e9b54abc3ff048113f93f765aa3177bf3b819))
+  - Added string change to coalesce errors on some clients. ([bc5cc2e](https://github.com/ethers-io/ethers.js/commit/bc5cc2e7e34f6cc69c43c1665be9c18854fb26b8))
+  - Added wait to transactions returned by getBlockWithTransactions. ([#971](https://github.com/ethers-io/ethers.js/issues/971); [660e69d](https://github.com/ethers-io/ethers.js/commit/660e69db71d42084b1fe791d864d13f0111f84fb))
+  - Fixed floor, ceiling and round for FixedNumber for non-default Formats. ([#1749](https://github.com/ethers-io/ethers.js/issues/1749); [551cfa0](https://github.com/ethers-io/ethers.js/commit/551cfa0062ec1645c9310335e0e6cbd250bb3788))
+  - Fixed null confirmations in Wallet transaction. ([#1706](https://github.com/ethers-io/ethers.js/issues/1706); [0f0d0c0](https://github.com/ethers-io/ethers.js/commit/0f0d0c00d3fc14e5454169d42a9286b1d8b0abef))
+  - Fixed Etherscan string change and enabled all tests. ([a1f8d18](https://github.com/ethers-io/ethers.js/commit/a1f8d188a7bc0b0d11426b7ef0d018cc1b7b399d))
+
+ethers/v5.4.1 (2021-07-02 01:47)
+--------------------------------
+
+  - Added Pocket back into Homestead defaultProvider and skip certain EtherscanProvider tests affected by outage. ([6e8a39e](https://github.com/ethers-io/ethers.js/commit/6e8a39ec35123e681e47807f54ef9b9122635ea0))
+  - Fixed EtherscanProvider NONCE_EXPIRED matching string update. ([ecae793](https://github.com/ethers-io/ethers.js/commit/ecae793edff172a885e5ee014a8ad0b28b68c1e5))
+  - Fixed explicit EIP-1559 keys for JsonRpcSigner. ([72feee8](https://github.com/ethers-io/ethers.js/commit/72feee8f5841febdab0d15f09baa69539d95e199))
+
+ethers/v5.4.0 (2021-06-26 01:50)
+--------------------------------
+
+  - Added EIP-1559 support. ([#1610](https://github.com/ethers-io/ethers.js/issues/1610); [319987e](https://github.com/ethers-io/ethers.js/commit/319987ec3e1d0e8787f98f525e5fc07875bf5570), [91fff14](https://github.com/ethers-io/ethers.js/commit/91fff1449df5e337fd3b4681b5a04b151d92f5a1), [c5bca77](https://github.com/ethers-io/ethers.js/commit/c5bca7767e3f3d43e3d0bd3c9e9420321ee9907a), [5456c35](https://github.com/ethers-io/ethers.js/commit/5456c359245d9eef5d2abdc05ccedb5269576c94), [7a12216](https://github.com/ethers-io/ethers.js/commit/7a12216cfbd3f86b917451924957471b8be21a8b), [e95708e](https://github.com/ethers-io/ethers.js/commit/e95708eedc130aeb92820a2234398970a987c507))
+  - Added effectiveGasPrice to receipt. ([ba6854b](https://github.com/ethers-io/ethers.js/commit/ba6854bdd5a912fe873d5da494cb5c62c190adde))
+  - Fixed ENS names for JsonRpcSigner. ([1e31b34](https://github.com/ethers-io/ethers.js/commit/1e31b34a5a3a269867a45b519662db85f0c86654))
+  - Added EIP-2930 and EIP-1559 transaction tests. ([7deb4c1](https://github.com/ethers-io/ethers.js/commit/7deb4c174a30b75f8419b8661829add4e5cb69d6))
+  - Added ConstructorFragment to exports. ([7efc36d](https://github.com/ethers-io/ethers.js/commit/7efc36df294ddd333e37793cad712cbd587bc686))
+  - Added error utilities to Interface. ([720bde7](https://github.com/ethers-io/ethers.js/commit/720bde7719d9a2fbc7e859f8952b7918e7164b87), [f053a7a](https://github.com/ethers-io/ethers.js/commit/f053a7ad58866c8192a64e1e335a2613358385be))
+  - merged master including transaction type 0 legacy constant. ([#1610](https://github.com/ethers-io/ethers.js/issues/1610); [2a7ce0e](https://github.com/ethers-io/ethers.js/commit/2a7ce0e72a1e0c9469e10392b0329e75e341cf18))
+  - Added type to TransactionResponse and TrnsactionReceipt. ([#1687](https://github.com/ethers-io/ethers.js/issues/1687); [d001901](https://github.com/ethers-io/ethers.js/commit/d001901c8c0541c823eb9638b9b309a316b00757))
+  - Trap CALL_EXCEPTION errors when resolving ENS entries. ([#1690](https://github.com/ethers-io/ethers.js/issues/1690); [91951dc](https://github.com/ethers-io/ethers.js/commit/91951dc825af42d4440d2d3b43cfa7a601b20342))
+  - Fixed transaction serialization with explicit null type. ([#1628](https://github.com/ethers-io/ethers.js/issues/1628); [8277f5a](https://github.com/ethers-io/ethers.js/commit/8277f5a62a6739a05ae6682da6956fb490b81e4a))
+  - Fix issue with loading JSON ABI with internalType property. ([#728](https://github.com/ethers-io/ethers.js/issues/728); [e8a0144](https://github.com/ethers-io/ethers.js/commit/e8a0144b7aa95add967578d9629d70bf01fc55cf))
+
 ethers/v5.3.1 (2021-06-10 18:28)
 --------------------------------

--- a/docs.wrm/api/contract/contract.wrm
+++ b/docs.wrm/api/contract/contract.wrm
@@ -132,7 +132,7 @@ The //overrides// object for a read-only method may include any of:
 - ``overrides.from`` - the ``msg.sender`` (or ``CALLER``) to use during the
  execution of the code
 - ``overrides.value`` - the ``msg.value`` (or ``CALLVALUE``) to use during the
-  exectuiont of the code
+  execution of the code
 - ``overrides.gasPrice`` - the price to pay per gas (theoretically); since there
  is no transaction, there is not going to be any fee charged, but the EVM still
  requires a value to report to ``tx.gasprice`` (or ``GASPRICE``);
--- a/docs.wrm/api/providers/other.wrm
+++ b/docs.wrm/api/providers/other.wrm
@@ -99,7 +99,7 @@ application to ethers by wrapping an existing Web3-compatible (such as a
 [Web3WsProvider](link-web3-ws)) and exposing it as an ethers.js [[Provider]]
 which can then be used with the rest of the library.

-This may also be used to wrap a standard [EIP-1193 Provider](link-eip-1193].
+This may also be used to wrap a standard [EIP-1193 Provider](link-eip-1193).

 _property: new ethers.providers.Web3Provider(externalProvider [, network ])
 Create a new **Web3Provider**, which wraps an [EIP-1193 Provider](link-eip-1193) or
--- a/docs.wrm/api/providers/provider.wrm
+++ b/docs.wrm/api/providers/provider.wrm
@@ -21,38 +21,40 @@ _subsection: Accounts Methods  @<Provider--account-methods>
 _property: provider.getBalance(address [ , blockTag = latest ]) => Promise<[[BigNumber]]>  @<Provider-getBalance> @SRC<providers/base-provider>
 Returns the balance of //address// as of the //blockTag// block height.

+_code: @lang<javascript>
+
+//_result:
+await provider.getBalance("ricmoo.eth");
+//_log:
+
 _property: provider.getCode(address [ , blockTag = latest ]) => Promise<string<[[DataHexString]]>>  @<Provider-getCode> @SRC<providers/base-provider>
 Returns the contract code of //address// as of the //blockTag// block height. If there is
 no contract currently deployed, the result is ``0x``.

+_code: @lang<javascript>
+
+//_result:
+await provider.getCode("registrar.firefly.eth");
+//_log:
+
 _property: provider.getStorageAt(addr, pos [ , blockTag = latest ]) => Promise<string<[[DataHexString]]>>  @<Provider-getStorageAt> @SRC<providers/base-provider>
 Returns the ``Bytes32`` value of the position //pos// at address //addr//, as of the //blockTag//.

+_code: @lang<javascript>
+
+//_result:
+await provider.getStorageAt("registrar.firefly.eth", 0)
+//_log:
+
 _property: provider.getTransactionCount(address [ , blockTag = latest ]) => Promise<number>  @<Provider-getTransactionCount> @SRC<providers/base-provider>
 Returns the number of transactions //address// has ever **sent**, as of //blockTag//.
 This value is required to be the nonce for the next transaction from //address//
 sent to the network.

-_code: Account Examples @lang<javascript>
+_code: @lang<javascript>

-// Get the balance for an account...
 //_result:
-await provider.getBalance("ricmoo.firefly.eth");
-//_log:
-
-// Get the code for a contract...
-//_result:
-await provider.getCode("registrar.firefly.eth");
-//_log:
-
-// Get the storage value at position 0...
-//_result:
-await provider.getStorageAt("registrar.firefly.eth", 0)
-//_log:
-
-// Get transaction count of an account...
-//_result:
-await provider.getTransactionCount("ricmoo.firefly.eth");
+await provider.getTransactionCount("ricmoo.eth");
 //_log:


@@ -62,16 +64,18 @@ _property: provider.getBlock(block) => Promise<[[providers-Block]]>  @<Provider-
 Get the //block// from the network, where the ``result.transactions`` is a list
 of transaction hashes.

-_property: provider.getBlockWithTransactions(block) => Promise<[[providers-BlockWithTransactions]]>  @<Provider-getBlockWithTransactions> @SRC<providers/base-provider>
-Get the //block// from the network, where the ``result.transactions`` is
-an Array of [[providers-TransactionResponse]] objects.
-
-_code: Block Examples @lang<javascript>
+_code: @lang<javascript>

 //_result:
 await provider.getBlock(100004)
 //_log:

+_property: provider.getBlockWithTransactions(block) => Promise<[[providers-BlockWithTransactions]]>  @<Provider-getBlockWithTransactions> @SRC<providers/base-provider>
+Get the //block// from the network, where the ``result.transactions`` is
+an Array of [[providers-TransactionResponse]] objects.
+
+_code: @lang<javascript>
+
 //_result:
 await provider.getBlockWithTransactions(100004)
 //_log:
@@ -96,26 +100,38 @@ _property: provider.getResolver(name) => Promise<[[EnsResolver]]>
 Returns an EnsResolver instance which can be used to further inquire
 about specific entries for an ENS name.

+_code: @lang<javascript>
+
+//_hide: provider = ethers.getDefaultProvider();
+
+// See below (Resolver) for examples of using this object
+const resolver = await provider.getResolver("ricmoo.eth");
+
+//_hide: _page.resolver = resolver;
+
 _property: provider.lookupAddress(address) => Promise<string>  @<Provider-lookupAddress> @SRC<providers/base-provider>
 Performs a reverse lookup of the //address// in ENS using the
 //Reverse Registrar//.  If the name does not exist, or the
 forward lookup does not match, ``null`` is returned.

+An ENS name requries additional configuration to setup a reverse
+record, they are not automatically set up.
+
+_code: @lang<javascript>
+
+//_result:
+await provider.lookupAddress("0x5555763613a12D8F3e73be831DFf8598089d3dCa");
+//_log:
+
 _property: provider.resolveName(name) => Promise<string<[Address](address)>>  @<Provider-ResolveName> @SRC<providers/base-provider>
 Looks up the address of //name//. If the name is not owned, or
 does not have a //Resolver// configured, or the //Resolver// does
 not have an address configured, ``null`` is returned.

-_code: ENS Examples @lang<javascript>
+_code: @lang<javascript>

-// Reverse lookup of an ENS by address...
 //_result:
-await provider.lookupAddress("0x6fC21092DA55B392b045eD78F4732bff3C580e2c");
-//_log:
-
-// Lookup an address of an ENS name...
-//_result:
-await provider.resolveName("ricmoo.firefly.eth");
+await provider.resolveName("ricmoo.eth");
 //_log:


@@ -132,12 +148,51 @@ Returns a Promise which resolves to the [[link-eip-2304]] multicoin address
 stored for the //coinType//. By default an Ethereum [[address]]
 (``coinType = 60``) will be returned.

+_code: @lang<javascript>
+
+//_hide: const resolver = _page.resolver;
+
+// By default, looks up the Ethereum address
+// (this will match provider.resolveName)
+//_result:
+await resolver.getAddress();
+//_log:
+
+// Specify the coinType for other coin addresses (0 = Bitcoin)
+//_result:
+await resolver.getAddress(0);
+//_log:
+
 _property: resolver.getContentHash() => Promise<string>
 Returns a Promise which resolves to any stored [[link-eip-1577]] content hash.

+_code: @lang<javascript>
+
+//_hide: const resolver = _page.resolver;
+
+//_result:
+await resolver.getContentHash();
+//_log:
+
 _property: resolver.getText(key) => Promise<string>
 Returns a Promise which resolves to any stored [[link-eip-634]] text entry for //key//.

+_code: @lang<javascript>
+
+//_hide: const resolver = _page.resolver;
+
+//_result:
+await resolver.getText("email");
+//_log:
+
+//_result:
+await resolver.getText("url");
+//_log:
+
+//_result:
+await resolver.getText("com.twitter");
+//_log:
+
 _subsection: Logs Methods  @<Provider--log-methods>

 _property: provider.getLogs(filter) => Promise<Array<[[providers-Log]]>>  @<Provider-getLogs> @SRC<providers/base-provider>
@@ -153,12 +208,38 @@ _subsection: Network Status Methods  @<Provider--network-methods>
 _property: provider.getNetwork() => Promise<[[providers-Network]]>  @<Provider-getNetwork> @SRC<providers/base-provider:method.BaseProvider.getNetwork>
 Returns the [[providers-Network]] this Provider is connected to.

+_code: @lang<javascript>
+
+//_result:
+await provider.getNetwork()
+//_hide: _ = utils.shallowCopy(_);
+//_hide: delete _._defaultProvider;
+//_log:
+
 _property: provider.getBlockNumber() => Promise<number>  @<Provider-getBlockNumber> @SRC<providers/base-provider>
 Returns the block number (or height) of the most recently mined block.

+_code: @lang<javascript>
+
+//_result:
+await provider.getBlockNumber()
+//_log:
+
 _property: provider.getGasPrice() => Promise<[[BigNumber]]>  @<Provider-getGasPrice> @SRC<providers/base-provider>
 Returns a //best guess// of the [[gas-price]] to use in a transaction.

+_code: @lang<javascript>
+
+// The gas price (in wei)...
+gasPrice = await provider.getGasPrice()
+//_log: gasPrice
+
+// ...often this gas price is easier to understand or
+// display to the user in gwei
+//_result:
+utils.formatUnits(gasPrice, "gwei")
+//_log:
+
 _property: provider.ready => Promise<[[providers-Network]]> @<Provider-ready> @src<providers/base-provider>
 Returns a Promise which will stall until the network has heen established,
 ignoring errors due to the target node not being active yet.
@@ -166,29 +247,6 @@ ignoring errors due to the target node not being active yet.
 This can be used for testing or attaching scripts to wait until the node is
 up and running smoothly.

-_code: Network Status Examples @lang<javascript>
-
-// The network information
-network = await provider.getNetwork()
-//_hide: network = utils.shallowCopy(network);
-//_hide: delete network._defaultProvider;
-//_log: network
-
-// The current block number
-//_result:
-await provider.getBlockNumber()
-//_log:
-
-// Get the current suggested gas price (in wei)...
-gasPrice = await provider.getGasPrice()
-//_log: gasPrice
-
-// ...often this gas price is easier to understand or
-// display to the user in gwei (giga-wei, or 1e9 wei)
-//_result:
-utils.formatUnits(gasPrice, "gwei")
-//_log:
-

 _subsection: Transactions Methods  @<Provider--transaction-methods>

@@ -197,6 +255,18 @@ Returns the result of executing the //transaction//, using //call//. A call
 does not require any ether, but cannot change any state. This is useful
 for calling getters on Contracts.

+_code: @lang<javascript>
+
+//_result:
+await provider.call({
+  // ENS public resovler address
+  to: "0x4976fb03C32e5B8cfe2b6cCB31c09Ba78EBaBa41",
+
+  // `function addr(namehash("ricmoo.eth")) view returns (address)`
+  data: "0x3b3b57debf074faa138b72c65adbdcfb329847e4f2c04bde7f7dd7fcad5a52d2f395a558"
+});
+//_log:
+
 _property: provider.estimateGas(transaction) => Promise<[[BigNumber]]>  @<Provider-estimateGas> @SRC<providers/base-provider>
 Returns an estimate of the amount of gas that would be required to submit //transaction//
 to the network.
@@ -205,6 +275,23 @@ An estimate may not be accurate since there could be another transaction
 on the network that was not accounted for, but after being mined affected
 relevant state.

+_code: @lang<javascript>
+
+//_hide: const parseEther = ethers.utils.parseEther;
+
+//_result:
+await provider.estimateGas({
+  // Wrapped ETH address
+  to: "0xC02aaA39b223FE8D0A0e5C4F27eAD9083C756Cc2",
+
+  // `function deposit() payable`
+  data: "0xd0e30db0",
+
+  // 1 ether
+  value: parseEther("1.0")
+});
+//_log:
+
 _property: provider.getTransaction(hash) => Promise<[[providers-TransactionResponse]]> @<Provider-getTransaction> @src<providers/base-provider>
 Returns the transaction with //hash// or null if the transaction is unknown.

@@ -213,6 +300,12 @@ pool. Various backends may have more restrictive transaction pool access (e.g.
 if the gas price is too low or the transaction was only recently sent and not
 yet indexed) in which case this method may also return null.

+_code: @lang<javascript>
+
+//_result:
+await provider.getTransaction("0x5b73e239c55d790e3c9c3bbb84092652db01bb8dbf49ccc9e4a318470419d9a0");
+//_log:
+
 _property: provider.getTransactionReceipt(hash) => Promise<[[providers-TransactionReceipt]]> @<Provider-getTransactionReceipt> @src<providers/base-provider>
 Returns the transaction receipt for //hash// or null if the transaction
 has not been mined.
@@ -220,11 +313,31 @@ has not been mined.
 To stall until the transaction has been mined, consider the ``waitForTransaction``
 method below.

+_code: @lang<javascript>
+
+//_result:
+await provider.getTransactionReceipt("0x5b73e239c55d790e3c9c3bbb84092652db01bb8dbf49ccc9e4a318470419d9a0");
+//_log:
+
 _property: provider.sendTransaction(transaction) => Promise<[[providers-TransactionResponse]]>  @<Provider-sendTransaction> @SRC<providers/base-provider>
 Submits //transaction// to the network to be mined. The //transaction// **must** be signed,
 and be valid (i.e. the nonce is correct and the account has sufficient balance to pay
 for the transaction).

+_code: @lang<javascript>
+
+//_hide: const provider = localProvider;
+//_hide: const wallet = new ethers.Wallet(ethers.utils.id("HelloWorld"), provider);
+//_hide: const fundTx = await localSigner.sendTransaction({
+//_hide:   to: wallet.address,
+//_hide:   value: ethers.utils.parseEther("2.0")
+//_hide: });
+//_hide: await fundTx.wait();
+
+//_result:
+await provider.sendTransaction("0xf86e808502540be400825208948ba1f109551bd432803012645ac136ddd64dba72880de0b6b3a764000080820a96a0f0c5bcb11e5a16ab116c60a0e5837ae98ec36e7f217740076572e8183002edd2a01ed1b4411c2840b9793e8be5415a554507f1ea320069be6dcecabd7b9097dbd4");
+//_log:
+
 _property: provider.waitForTransaction(hash [ , confirms = 1 [ , timeout ] ]) => Promise<[TxReceipt](providers-TransactionReceipt)>  @<Provider-waitForTransaction> @SRC<providers/base-provider>
 Returns a Promise which will not resolve until //transactionHash// is mined.

--- a/docs.wrm/api/signer.wrm
+++ b/docs.wrm/api/signer.wrm
@@ -39,7 +39,7 @@ asynchronous source, such as  hardware wallets.
 Sub-classes **must** implement this.

 _property: Signer.isSigner(object) => boolean  @<Signer-isSigner> @SRC<abstract-signer>
-Returns true if an only if //object// is a **Signer**.
+Returns true if and only if //object// is a **Signer**.

 _heading: Blockchain Methods @<Signer--blockchain-methods>

@@ -74,6 +74,12 @@ _property: signer.signMessage(message) => Promise<string<[RawSignature](signatur
 This returns a Promise which resolves to the [[signature-raw]]
 of //message//.

+A signed message is prefixd with ``"\\x19Ethereum signed message:\\n"`` and
+the length of the message, using the [hashMessage](utils-hashMessage)
+method, so that it is [EIP-191](link-eip-191) compliant. If recovering
+the address in Solidity, this prefix will be required to create a matching
+hash.
+
 Sub-classes **must** implement this, however they may throw if signing a
 message is not supported, such as in a Contract-based Wallet or
 Meta-Transaction-based Wallet.
--- a/docs.wrm/api/utils/abi/formats.wrm
+++ b/docs.wrm/api/utils/abi/formats.wrm
@@ -47,14 +47,29 @@ are not required for the ABI and used old by Solidity's semantic checking
 system, such as input parameter data location like ``"calldata"``
 and ``"memory"``. As such, they can be safely dropped in the ABI as well.

-_code: A simple Human-Readable ABI @lang<javascript>
+_code: Human-Readable ABI Example @lang<javascript>

 const humanReadableAbi = [
+
+  // Simple types
  "constructor(string symbol, string name)",
  "function transferFrom(address from, address to, uint value)",
  "function balanceOf(address owner) view returns (uint balance)",
  "event Transfer(address indexed from, address indexed to, address value)",
-  "error InsufficientBalance(account owner, uint balance)"
+  "error InsufficientBalance(account owner, uint balance)",
+
+  // Some examples with the struct type, we use the tuple keyword:
+  // (note: the tuple keyword is optional, simply using additional
+  //        parentheses accomplishes the same thing)
+  // struct Person {
+  //   string name;
+  //   uint16 age;
+  // }
+  "function addPerson(tuple(string name, uint16 age) person)",
+  "function addPeople(tuple(string name, uint16 age)[] person)",
+  "function getPerson(uint id) view returns (tuple(string name, uint16 age))",
+
+  "event PersonAdded(uint indexed id, tuple(string name, uint16 age) person)"
 ];

 //_hide: _page.humanReadableAbi = humanReadableAbi;
@@ -128,6 +143,75 @@ const jsonAbi = `[
      { "type": "account", "name": "owner"},
      { "type": "uint256", "name": "balance"}
    ]
+  },
+  {
+    "type": "function",
+    "name": "addPerson",
+    "constant": false,
+    "payable": false,
+    "inputs": [
+      {
+        "type": "tuple",
+        "name": "person",
+        "components": [
+          { "type": "string", "name": "name" },
+          { "type": "uint16", "name": "age" }
+        ]
+      }
+    ],
+    "outputs": []
+  },
+  {
+    "type": "function",
+    "name": "addPeople",
+    "constant": false,
+    "payable": false,
+    "inputs": [
+      {
+        "type": "tuple[]",
+        "name": "person",
+        "components": [
+          { "type": "string", "name": "name" },
+          { "type": "uint16", "name": "age" }
+        ]
+      }
+    ],
+    "outputs": []
+  },
+  {
+    "type": "function",
+    "name": "getPerson",
+    "constant": true,
+    "stateMutability": "view",
+    "payable": false,
+    "inputs": [
+      { "type": "uint256", "name": "id" }
+    ],
+    "outputs": [
+      {
+        "type": "tuple",
+        "components": [
+          { "type": "string", "name": "name" },
+          { "type": "uint16", "name": "age" }
+        ]
+      }
+    ]
+  },
+  {
+    "type": "event",
+    "anonymous": false,
+    "name": "PersonAdded",
+    "inputs": [
+      { "type": "uint256", "name": "id", "indexed": true },
+      {
+        "type": "tuple",
+        "name": "person",
+        "components": [
+          { "type": "string", "name": "name", "indexed": false },
+          { "type": "uint16", "name": "age", "indexed": false }
+        ]
+      }
+    ]
  }
 ]`;

@@ -156,7 +240,7 @@ and errors are available. It is also highly recommend to strip out
 unused parts of the ABI (such as admin methods) to further reduce
 code size.

-_code: Converting to Human-Readable ABI @lang<javascript>
+_code: Converting to Full Human-Readable ABI @lang<javascript>

 //_hide: const Interface = ethers.utils.Interface;
 //_hide: const FormatTypes = ethers.utils.FormatTypes;
@@ -169,9 +253,16 @@ const iface = new Interface(jsonAbi);
 iface.format(FormatTypes.full);
 //_log:

+_code: Converting to Minimal Human-Readable ABI @lang<javascript>
+
+//_hide: const Interface = ethers.utils.Interface;
+//_hide: const FormatTypes = ethers.utils.FormatTypes;
+//_hide: jsonAbi = _page.jsonAbi;
+
 // Using the "minimal" format will save a small amount of
 // space, but is generally not worth it as named properties
 // on Results will not be available
+const iface = new Interface(jsonAbi);
 //_result:
 iface.format(FormatTypes.minimal);
 //_log:
--- a/docs.wrm/api/utils/abi/fragments.wrm
+++ b/docs.wrm/api/utils/abi/fragments.wrm
@@ -52,21 +52,21 @@ _heading: Output Formats @<fragments--output-formats> @SRC<abi/fragments:FormatT
 Each [[Fragment]] and [[ParamType]] may be output using its ``format``
 method.

-_property: ethers.utils.FragmentTypes.full => string
+_property: ethers.utils.FormatTypes.full => string
 This is a full human-readable string, including all parameter names, any
 optional modifiers (e.g. ``indexed``, ``public``, etc) and white-space
 to aid in human readability.

-_property: ethers.utils.FragmentTypes.minimal => string
+_property: ethers.utils.FormatTypes.minimal => string
 This is similar to ``full``, except with no unnecessary whitespace or parameter
 names. This is useful for storing a minimal string which can still fully
 reconstruct the original Fragment using [Fragment&thinsp;.&thinsp;from](Fragment-from).

-_property: ethers.utils.FragmentTypes.json => string
+_property: ethers.utils.FormatTypes.json => string
 This returns a JavaScript Object which is safe to call ``JSON.stringify``
 on to create a JSON string.

-_property: ethers.utils.FragmentTypes.sighash => string
+_property: ethers.utils.FormatTypes.sighash => string
 This is a minimal output format, which is used by Solidity when computing a
 signature hash or an event topic hash.

@@ -74,10 +74,14 @@ _warning: Note
 The ``sighash`` format is **insufficient** to re-create the original [[Fragment]],
 since it discards modifiers such as indexed, anonymous, stateMutability, etc.

+It is only useful for computing the selector for a Fragment, and cannot
+be used to format an Interface.
+

 _subsection: Fragment @<Fragment> @SRC<abi/fragments:class.Fragment>
 An ABI is a collection of **Fragments**, where each fragment specifies:

+- An [Error](ErrorFragment)
 - An [Event](EventFragment)
 - A [Function](FunctionFragment)
 - A [Constructor](ConstructorFragment)
--- a/docs.wrm/api/utils/abi/interface.wrm
+++ b/docs.wrm/api/utils/abi/interface.wrm
@@ -33,12 +33,28 @@ _code: Creating an Interface instance @lang<javascript>
 // This interface is used for the below examples

 const iface = new Interface([
+  // Constructor
  "constructor(string symbol, string name)",
+
+  // State mutating method
  "function transferFrom(address from, address to, uint amount)",
-  "function balanceOf(address owner) view returns (uint)",
+
+  // State mutating method, which is payable
  "function mint(uint amount) payable",
+
+  // Constant method (i.e. "view" or "pure")
+  "function balanceOf(address owner) view returns (uint)",
+
+  // An Event
  "event Transfer(address indexed from, address indexed to, uint256 amount)",
-  "error AccountLocked(address owner, uint256 balance)"
+
+  // A Custom Solidity Error
+  "error AccountLocked(address owner, uint256 balance)",
+
+  // Examples with structured types
+  "function addUser(tuple(string name, address addr) user) returns (uint id)",
+  "function addUsers(tuple(string name, address addr)[] user) returns (uint[] id)",
+  "function getUser(uint id) view returns (tuple(string name, address addr) user)"
 ]);

 //_hide: _page.iface = iface;
@@ -263,6 +279,25 @@ iface.encodeFunctionData("transferFrom", [
 ])
 //_log:

+// Encoding structured data (using positional Array)
+user = [
+   "Richard Moore",
+   "0x8ba1f109551bD432803012645Ac136ddd64DBA72"
+];
+//_result:
+iface.encodeFunctionData("addUser", [ user ]);
+//_log:
+
+// Encoding structured data, using objects. Only available
+// if paramters are named.
+user = {
+   name: "Richard Moore",
+   addr: "0x8ba1f109551bD432803012645Ac136ddd64DBA72"
+};
+//_result:
+iface.encodeFunctionData("addUser", [ user ]);
+//_log:
+
 _property: interface.encodeFunctionResult(fragment [ , values ]) => string<[[DataHexString]]> @SRC<abi/interface>
 Returns the encoded result, which would normally be the response from a call for
 //fragment// (see [[Interface--specifying-fragments]]) for the given //values//.
@@ -342,18 +377,37 @@ _code: @lang<javascript>
 //_hide: const iface = _page.iface;

 // Decoding result data (e.g. from an eth_call)
-const resultData = "0x0000000000000000000000000000000000000000000000000de0b6b3a7640000";
+resultData = "0x0000000000000000000000000000000000000000000000000de0b6b3a7640000";
 //_result:
 iface.decodeFunctionResult("balanceOf", resultData)
 //_log:

 // Decoding result data which was caused by a revert
 // Throws a CALL_EXCEPTION, with extra details
-const errorData = "0xf7c3865a0000000000000000000000008ba1f109551bd432803012645ac136ddd64dba720000000000000000000000000000000000000000000000000de0b6b3a7640000";
+errorData = "0xf7c3865a0000000000000000000000008ba1f109551bd432803012645ac136ddd64dba720000000000000000000000000000000000000000000000000de0b6b3a7640000";
 //_throws:
 iface.decodeFunctionResult("balanceOf", errorData)
 //_log:

+// Decoding structured data returns a Result object, which
+// will include all values positionally and if the ABI
+// included names, values will additionally be available
+// by their name.
+resultData = "0x000000000000000000000000000000000000000000000000000000000000002000000000000000000000000000000000000000000000000000000000000000400000000000000000000000008ba1f109551bd432803012645ac136ddd64dba72000000000000000000000000000000000000000000000000000000000000000d52696368617264204d6f6f726500000000000000000000000000000000000000";
+//_result:
+result = iface.decodeFunctionResult("getUser", resultData);
+//_log:
+
+// Access positionally:
+// The 0th output parameter, the 0th proerty of the structure
+//_result:
+result[0][0];
+//_log:
+
+// Access by name: (only avilable because parameters were named)
+//_result:
+result.user.name
+//_log:

 _subsection: Parsing @<Interface--parsing>

--- a/docs.wrm/config.js
+++ b/docs.wrm/config.js
@@ -179,12 +179,20 @@ function codeContextify(context) {
            sorted: true,
        });
    }
+
+    context._startup = function() {
+        console.log("Startup");
+    }
+
+    context._shutdown = function() {
+        console.log("Shutdown");
+    }
 }


 module.exports = {
  title: "ethers",
-  subtitle: "v5.2",
+  subtitle: "v5.3",
  description: "Documentation for ethers, a complete, tiny and simple Ethereum library.",
  logo: "logo.svg",

--- a/misc/admin/lib/cmds/spell-check.js
+++ b/misc/admin/lib/cmds/spell-check.js
@@ -75,7 +75,7 @@ apikey asc endblock startblock
 alchemyapi Cloudflare Etherscan INFURA IPFS MetaMask Nodesmith
 Trezor ledgerhq axic bitcoinjs browserify easyseed ethereumjs
 goerli homestead kotti kovan mainnet morden mordor rinkeby
-ropsten testnet lb
+ropsten testnet lb maticmum

 // Demo words
 args foo eth foo foobar ll localhost passwd ricmoo tx xxx yna
--- a/misc/admin/lib/geturl.js
+++ b/misc/admin/lib/geturl.js
@@ -73,7 +73,7 @@ function _getUrl(href, options) {
            options = {};
        }
        // @TODO: Once we drop support for node 8, we can pass the href
-        //        firectly into request and skip adding the components
+        //        directly into request and skip adding the components
        //        to this request object
        const url = url_1.parse(href);
        const request = {
--- a/misc/admin/src.ts/cmds/spell-check.ts
+++ b/misc/admin/src.ts/cmds/spell-check.ts
@@ -66,7 +66,7 @@ apikey asc endblock startblock
 alchemyapi Cloudflare Etherscan INFURA IPFS MetaMask Nodesmith
 Trezor ledgerhq axic bitcoinjs browserify easyseed ethereumjs
 goerli homestead kotti kovan mainnet morden mordor rinkeby
-ropsten testnet lb
+ropsten testnet lb maticmum

 // Demo words
 args foo eth foo foobar ll localhost passwd ricmoo tx xxx yna
--- a/misc/admin/src.ts/geturl.ts
+++ b/misc/admin/src.ts/geturl.ts
@@ -79,7 +79,7 @@ async function _getUrl(href: string, options?: Options): Promise<GetUrlResponse>
    if (options == null) { options = { }; }

    // @TODO: Once we drop support for node 8, we can pass the href
-    //        firectly into request and skip adding the components
+    //        directly into request and skip adding the components
    //        to this request object
    const url = parse(href);

--- a/package-lock.json
+++ b/package-lock.json
@@ -13,26 +13,26 @@
      }
    },
    "@babel/compat-data": {
-      "version": "7.14.5",
-      "resolved": "https://registry.npmjs.org/@babel/compat-data/-/compat-data-7.14.5.tgz",
-      "integrity": "sha512-kixrYn4JwfAVPa0f2yfzc2AWti6WRRyO3XjWW5PJAvtE11qhSayrrcrEnee05KAtNaPC+EwehE8Qt1UedEVB8w==",
+      "version": "7.14.9",
+      "resolved": "https://registry.npmjs.org/@babel/compat-data/-/compat-data-7.14.9.tgz",
+      "integrity": "sha512-p3QjZmMGHDGdpcwEYYWu7i7oJShJvtgMjJeb0W95PPhSm++3lm8YXYOh45Y6iCN9PkZLTZ7CIX5nFrp7pw7TXw==",
      "dev": true
    },
    "@babel/core": {
-      "version": "7.14.5",
-      "resolved": "https://registry.npmjs.org/@babel/core/-/core-7.14.5.tgz",
-      "integrity": "sha512-RN/AwP2DJmQTZSfiDaD+JQQ/J99KsIpOCfBE5pL+5jJSt7nI3nYGoAXZu+ffYSQ029NLs2DstZb+eR81uuARgg==",
+      "version": "7.14.8",
+      "resolved": "https://registry.npmjs.org/@babel/core/-/core-7.14.8.tgz",
+      "integrity": "sha512-/AtaeEhT6ErpDhInbXmjHcUQXH0L0TEgscfcxk1qbOvLuKCa5aZT0SOOtDKFY96/CLROwbLSKyFor6idgNaU4Q==",
      "dev": true,
      "requires": {
        "@babel/code-frame": "^7.14.5",
-        "@babel/generator": "^7.14.5",
+        "@babel/generator": "^7.14.8",
        "@babel/helper-compilation-targets": "^7.14.5",
-        "@babel/helper-module-transforms": "^7.14.5",
-        "@babel/helpers": "^7.14.5",
-        "@babel/parser": "^7.14.5",
+        "@babel/helper-module-transforms": "^7.14.8",
+        "@babel/helpers": "^7.14.8",
+        "@babel/parser": "^7.14.8",
        "@babel/template": "^7.14.5",
-        "@babel/traverse": "^7.14.5",
-        "@babel/types": "^7.14.5",
+        "@babel/traverse": "^7.14.8",
+        "@babel/types": "^7.14.8",
        "convert-source-map": "^1.7.0",
        "debug": "^4.1.0",
        "gensync": "^1.0.0-beta.2",
@@ -42,25 +42,25 @@
      },
      "dependencies": {
        "@babel/parser": {
-          "version": "7.14.5",
-          "resolved": "https://registry.npmjs.org/@babel/parser/-/parser-7.14.5.tgz",
-          "integrity": "sha512-TM8C+xtH/9n1qzX+JNHi7AN2zHMTiPUtspO0ZdHflW8KaskkALhMmuMHb4bCmNdv9VAPzJX3/bXqkVLnAvsPfg==",
+          "version": "7.14.9",
+          "resolved": "https://registry.npmjs.org/@babel/parser/-/parser-7.14.9.tgz",
+          "integrity": "sha512-RdUTOseXJ8POjjOeEBEvNMIZU/nm4yu2rufRkcibzkkg7DmQvXU8v3M4Xk9G7uuI86CDGkKcuDWgioqZm+mScQ==",
          "dev": true
        },
        "@babel/types": {
-          "version": "7.14.5",
-          "resolved": "https://registry.npmjs.org/@babel/types/-/types-7.14.5.tgz",
-          "integrity": "sha512-M/NzBpEL95I5Hh4dwhin5JlE7EzO5PHMAuzjxss3tiOBD46KfQvVedN/3jEPZvdRvtsK2222XfdHogNIttFgcg==",
+          "version": "7.14.9",
+          "resolved": "https://registry.npmjs.org/@babel/types/-/types-7.14.9.tgz",
+          "integrity": "sha512-u0bLTnv3DFHeaQLYzb7oRJ1JHr1sv/SYDM7JSqHFFLwXG1wTZRughxFI5NCP8qBEo1rVVsn7Yg2Lvw49nne/Ow==",
          "dev": true,
          "requires": {
-            "@babel/helper-validator-identifier": "^7.14.5",
+            "@babel/helper-validator-identifier": "^7.14.9",
            "to-fast-properties": "^2.0.0"
          }
        },
        "debug": {
-          "version": "4.3.1",
-          "resolved": "https://registry.npmjs.org/debug/-/debug-4.3.1.tgz",
-          "integrity": "sha512-doEwdvm4PCeK4K3RQN2ZC2BYUBaxwLARCqZmMjtF8a51J2Rb0xpVloFRnCODwqjpwnAoao4pelN8l3RJdv3gRQ==",
+          "version": "4.3.2",
+          "resolved": "https://registry.npmjs.org/debug/-/debug-4.3.2.tgz",
+          "integrity": "sha512-mOp8wKcvj7XxC78zLgw/ZA+6TSgkoE2C/ienthhRD298T7UNwAg9diBpLRxC0mOezLl4B0xV7M0cCO6P/O0Xhw==",
          "dev": true,
          "requires": {
            "ms": "2.1.2"
@@ -87,23 +87,23 @@
      }
    },
    "@babel/generator": {
-      "version": "7.14.5",
-      "resolved": "https://registry.npmjs.org/@babel/generator/-/generator-7.14.5.tgz",
-      "integrity": "sha512-y3rlP+/G25OIX3mYKKIOlQRcqj7YgrvHxOLbVmyLJ9bPmi5ttvUmpydVjcFjZphOktWuA7ovbx91ECloWTfjIA==",
+      "version": "7.14.9",
+      "resolved": "https://registry.npmjs.org/@babel/generator/-/generator-7.14.9.tgz",
+      "integrity": "sha512-4yoHbhDYzFa0GLfCzLp5GxH7vPPMAHdZjyE7M/OajM9037zhx0rf+iNsJwp4PT0MSFpwjG7BsHEbPkBQpZ6cYA==",
      "dev": true,
      "requires": {
-        "@babel/types": "^7.14.5",
+        "@babel/types": "^7.14.9",
        "jsesc": "^2.5.1",
        "source-map": "^0.5.0"
      },
      "dependencies": {
        "@babel/types": {
-          "version": "7.14.5",
-          "resolved": "https://registry.npmjs.org/@babel/types/-/types-7.14.5.tgz",
-          "integrity": "sha512-M/NzBpEL95I5Hh4dwhin5JlE7EzO5PHMAuzjxss3tiOBD46KfQvVedN/3jEPZvdRvtsK2222XfdHogNIttFgcg==",
+          "version": "7.14.9",
+          "resolved": "https://registry.npmjs.org/@babel/types/-/types-7.14.9.tgz",
+          "integrity": "sha512-u0bLTnv3DFHeaQLYzb7oRJ1JHr1sv/SYDM7JSqHFFLwXG1wTZRughxFI5NCP8qBEo1rVVsn7Yg2Lvw49nne/Ow==",
          "dev": true,
          "requires": {
-            "@babel/helper-validator-identifier": "^7.14.5",
+            "@babel/helper-validator-identifier": "^7.14.9",
            "to-fast-properties": "^2.0.0"
          }
        },
@@ -147,12 +147,12 @@
      },
      "dependencies": {
        "@babel/types": {
-          "version": "7.14.5",
-          "resolved": "https://registry.npmjs.org/@babel/types/-/types-7.14.5.tgz",
-          "integrity": "sha512-M/NzBpEL95I5Hh4dwhin5JlE7EzO5PHMAuzjxss3tiOBD46KfQvVedN/3jEPZvdRvtsK2222XfdHogNIttFgcg==",
+          "version": "7.14.9",
+          "resolved": "https://registry.npmjs.org/@babel/types/-/types-7.14.9.tgz",
+          "integrity": "sha512-u0bLTnv3DFHeaQLYzb7oRJ1JHr1sv/SYDM7JSqHFFLwXG1wTZRughxFI5NCP8qBEo1rVVsn7Yg2Lvw49nne/Ow==",
          "dev": true,
          "requires": {
-            "@babel/helper-validator-identifier": "^7.14.5",
+            "@babel/helper-validator-identifier": "^7.14.9",
            "to-fast-properties": "^2.0.0"
          }
        }
@@ -168,12 +168,12 @@
      },
      "dependencies": {
        "@babel/types": {
-          "version": "7.14.5",
-          "resolved": "https://registry.npmjs.org/@babel/types/-/types-7.14.5.tgz",
-          "integrity": "sha512-M/NzBpEL95I5Hh4dwhin5JlE7EzO5PHMAuzjxss3tiOBD46KfQvVedN/3jEPZvdRvtsK2222XfdHogNIttFgcg==",
+          "version": "7.14.9",
+          "resolved": "https://registry.npmjs.org/@babel/types/-/types-7.14.9.tgz",
+          "integrity": "sha512-u0bLTnv3DFHeaQLYzb7oRJ1JHr1sv/SYDM7JSqHFFLwXG1wTZRughxFI5NCP8qBEo1rVVsn7Yg2Lvw49nne/Ow==",
          "dev": true,
          "requires": {
-            "@babel/helper-validator-identifier": "^7.14.5",
+            "@babel/helper-validator-identifier": "^7.14.9",
            "to-fast-properties": "^2.0.0"
          }
        }
@@ -189,33 +189,33 @@
      },
      "dependencies": {
        "@babel/types": {
-          "version": "7.14.5",
-          "resolved": "https://registry.npmjs.org/@babel/types/-/types-7.14.5.tgz",
-          "integrity": "sha512-M/NzBpEL95I5Hh4dwhin5JlE7EzO5PHMAuzjxss3tiOBD46KfQvVedN/3jEPZvdRvtsK2222XfdHogNIttFgcg==",
+          "version": "7.14.9",
+          "resolved": "https://registry.npmjs.org/@babel/types/-/types-7.14.9.tgz",
+          "integrity": "sha512-u0bLTnv3DFHeaQLYzb7oRJ1JHr1sv/SYDM7JSqHFFLwXG1wTZRughxFI5NCP8qBEo1rVVsn7Yg2Lvw49nne/Ow==",
          "dev": true,
          "requires": {
-            "@babel/helper-validator-identifier": "^7.14.5",
+            "@babel/helper-validator-identifier": "^7.14.9",
            "to-fast-properties": "^2.0.0"
          }
        }
      }
    },
    "@babel/helper-member-expression-to-functions": {
-      "version": "7.14.5",
-      "resolved": "https://registry.npmjs.org/@babel/helper-member-expression-to-functions/-/helper-member-expression-to-functions-7.14.5.tgz",
-      "integrity": "sha512-UxUeEYPrqH1Q/k0yRku1JE7dyfyehNwT6SVkMHvYvPDv4+uu627VXBckVj891BO8ruKBkiDoGnZf4qPDD8abDQ==",
+      "version": "7.14.7",
+      "resolved": "https://registry.npmjs.org/@babel/helper-member-expression-to-functions/-/helper-member-expression-to-functions-7.14.7.tgz",
+      "integrity": "sha512-TMUt4xKxJn6ccjcOW7c4hlwyJArizskAhoSTOCkA0uZ+KghIaci0Qg9R043kUMWI9mtQfgny+NQ5QATnZ+paaA==",
      "dev": true,
      "requires": {
        "@babel/types": "^7.14.5"
      },
      "dependencies": {
        "@babel/types": {
-          "version": "7.14.5",
-          "resolved": "https://registry.npmjs.org/@babel/types/-/types-7.14.5.tgz",
-          "integrity": "sha512-M/NzBpEL95I5Hh4dwhin5JlE7EzO5PHMAuzjxss3tiOBD46KfQvVedN/3jEPZvdRvtsK2222XfdHogNIttFgcg==",
+          "version": "7.14.9",
+          "resolved": "https://registry.npmjs.org/@babel/types/-/types-7.14.9.tgz",
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+      "version": "2.0.3",
+      "resolved": "https://registry.npmjs.org/read-package-json-fast/-/read-package-json-fast-2.0.3.tgz",
+      "integrity": "sha512-W/BKtbL+dUjTuRL2vziuYhp76s5HZ9qQhd/dKfWIZveD0O40453QNyZhC0e63lqZrAQ4jiOapVoeJ7JrszenQQ==",
      "dev": true,
      "requires": {
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@@ -4399,9 +4411,9 @@
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    "readdirp": {
-      "version": "3.5.0",
-      "resolved": "https://registry.npmjs.org/readdirp/-/readdirp-3.5.0.tgz",
-      "integrity": "sha512-cMhu7c/8rdhkHXWsY+osBhfSy0JikwpHK/5+imo+LpeasTF8ouErHrlYkwT0++njiyuDvc7OFY5T3ukvZ8qmFQ==",
+      "version": "3.6.0",
+      "resolved": "https://registry.npmjs.org/readdirp/-/readdirp-3.6.0.tgz",
+      "integrity": "sha512-hOS089on8RduqdbhvQ5Z37A0ESjsqz6qnRcffsMU3495FuTdqSm+7bhJ29JvIOsBDEEnan5DPu9t3To9VRlMzA==",
      "dev": true,
      "requires": {
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@@ -4661,6 +4673,17 @@
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      "dev": true
    },
+    "side-channel": {
+      "version": "1.0.4",
+      "resolved": "https://registry.npmjs.org/side-channel/-/side-channel-1.0.4.tgz",
+      "integrity": "sha512-q5XPytqFEIKHkGdiMIrY10mvLRvnQh42/+GoBlFW3b2LXLE2xxJpZFdm94we0BaoV3RwJyGqg5wS7epxTv0Zvw==",
+      "dev": true,
+      "requires": {
+        "call-bind": "^1.0.0",
+        "get-intrinsic": "^1.0.2",
+        "object-inspect": "^1.9.0"
+      }
+    },
    "signal-exit": {
      "version": "3.0.3",
      "resolved": "https://registry.npmjs.org/signal-exit/-/signal-exit-3.0.3.tgz",
@@ -4691,9 +4714,9 @@
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-          "version": "4.3.1",
-          "resolved": "https://registry.npmjs.org/debug/-/debug-4.3.1.tgz",
-          "integrity": "sha512-doEwdvm4PCeK4K3RQN2ZC2BYUBaxwLARCqZmMjtF8a51J2Rb0xpVloFRnCODwqjpwnAoao4pelN8l3RJdv3gRQ==",
+          "version": "4.3.2",
+          "resolved": "https://registry.npmjs.org/debug/-/debug-4.3.2.tgz",
+          "integrity": "sha512-mOp8wKcvj7XxC78zLgw/ZA+6TSgkoE2C/ienthhRD298T7UNwAg9diBpLRxC0mOezLl4B0xV7M0cCO6P/O0Xhw==",
          "dev": true,
          "requires": {
            "ms": "2.1.2"
@@ -4725,9 +4748,9 @@
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-          "resolved": "https://registry.npmjs.org/debug/-/debug-4.3.1.tgz",
-          "integrity": "sha512-doEwdvm4PCeK4K3RQN2ZC2BYUBaxwLARCqZmMjtF8a51J2Rb0xpVloFRnCODwqjpwnAoao4pelN8l3RJdv3gRQ==",
+          "version": "4.3.2",
+          "resolved": "https://registry.npmjs.org/debug/-/debug-4.3.2.tgz",
+          "integrity": "sha512-mOp8wKcvj7XxC78zLgw/ZA+6TSgkoE2C/ienthhRD298T7UNwAg9diBpLRxC0mOezLl4B0xV7M0cCO6P/O0Xhw==",
          "dev": true,
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@@ -4752,20 +4775,20 @@
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    "socks-proxy-agent": {
-      "version": "5.0.0",
-      "resolved": "https://registry.npmjs.org/socks-proxy-agent/-/socks-proxy-agent-5.0.0.tgz",
-      "integrity": "sha512-lEpa1zsWCChxiynk+lCycKuC502RxDWLKJZoIhnxrWNjLSDGYRFflHA1/228VkRcnv9TIb8w98derGbpKxJRgA==",
+      "version": "5.0.1",
+      "resolved": "https://registry.npmjs.org/socks-proxy-agent/-/socks-proxy-agent-5.0.1.tgz",
+      "integrity": "sha512-vZdmnjb9a2Tz6WEQVIurybSwElwPxMZaIc7PzqbJTrezcKNznv6giT7J7tZDZ1BojVaa1jvO/UiUdhDVB0ACoQ==",
      "dev": true,
      "requires": {
-        "agent-base": "6",
+        "agent-base": "^6.0.2",
        "debug": "4",
        "socks": "^2.3.3"
      },
      "dependencies": {
        "debug": {
-          "version": "4.3.1",
-          "resolved": "https://registry.npmjs.org/debug/-/debug-4.3.1.tgz",
-          "integrity": "sha512-doEwdvm4PCeK4K3RQN2ZC2BYUBaxwLARCqZmMjtF8a51J2Rb0xpVloFRnCODwqjpwnAoao4pelN8l3RJdv3gRQ==",
+          "version": "4.3.2",
+          "resolved": "https://registry.npmjs.org/debug/-/debug-4.3.2.tgz",
+          "integrity": "sha512-mOp8wKcvj7XxC78zLgw/ZA+6TSgkoE2C/ienthhRD298T7UNwAg9diBpLRxC0mOezLl4B0xV7M0cCO6P/O0Xhw==",
          "dev": true,
          "requires": {
            "ms": "2.1.2"
@@ -4950,9 +4973,9 @@
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        "debug": {
-          "version": "4.3.1",
-          "resolved": "https://registry.npmjs.org/debug/-/debug-4.3.1.tgz",
-          "integrity": "sha512-doEwdvm4PCeK4K3RQN2ZC2BYUBaxwLARCqZmMjtF8a51J2Rb0xpVloFRnCODwqjpwnAoao4pelN8l3RJdv3gRQ==",
+          "version": "4.3.2",
+          "resolved": "https://registry.npmjs.org/debug/-/debug-4.3.2.tgz",
+          "integrity": "sha512-mOp8wKcvj7XxC78zLgw/ZA+6TSgkoE2C/ienthhRD298T7UNwAg9diBpLRxC0mOezLl4B0xV7M0cCO6P/O0Xhw==",
          "dev": true,
          "requires": {
            "ms": "2.1.2"
@@ -5057,9 +5080,9 @@
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    },
    "tar": {
-      "version": "6.1.0",
-      "resolved": "https://registry.npmjs.org/tar/-/tar-6.1.0.tgz",
-      "integrity": "sha512-DUCttfhsnLCjwoDoFcI+B2iJgYa93vBnDUATYEeRx6sntCTdN01VnqsIuTlALXla/LWooNg0yEGeB+Y8WdFxGA==",
+      "version": "6.1.5",
+      "resolved": "https://registry.npmjs.org/tar/-/tar-6.1.5.tgz",
+      "integrity": "sha512-FiK6MQyyaqd5vHuUjbg/NpO8BuEGeSXcmlH7Pt/JkugWS8s0w8nKybWjHDJiwzCAIKZ66uof4ghm4tBADjcqRA==",
      "dev": true,
      "requires": {
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@@ -5502,9 +5525,9 @@
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    "yargs-parser": {
-      "version": "20.2.7",
-      "resolved": "https://registry.npmjs.org/yargs-parser/-/yargs-parser-20.2.7.tgz",
-      "integrity": "sha512-FiNkvbeHzB/syOjIUxFDCnhSfzAL8R5vs40MgLFBorXACCOAEaWu0gRZl14vG8MR9AOJIZbmkjhusqBYZ3HTHw==",
+      "version": "20.2.9",
+      "resolved": "https://registry.npmjs.org/yargs-parser/-/yargs-parser-20.2.9.tgz",
+      "integrity": "sha512-y11nGElTIV+CT3Zv9t7VKl+Q3hTQoT9a1Qzezhhl6Rp21gJ/IVTW7Z3y9EWXhuUBC2Shnf+DX0antecpAwSP8w==",
      "dev": true
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    "yargs-unparser": {
--- a/package.json
+++ b/package.json
@@ -67,7 +67,7 @@
    "aes-js": "3.0.0",
    "aws-sdk": "2.137.0",
    "diff": "4.0.1",
-    "flatworm": "0.0.2-beta.5",
+    "flatworm": "0.0.2-beta.6",
    "jison": "0.4.18",
    "karma": "6.3.2",
    "karma-chrome-launcher": "3.1.0",
--- a/packages/abi/lib.esm/_version.d.ts
+++ b/packages/abi/lib.esm/_version.d.ts
@@ -1,2 +1,2 @@
-export declare const version = "abi/5.3.1";
+export declare const version = "abi/5.4.0";
 //# sourceMappingURL=_version.d.ts.map
--- a/packages/abi/lib.esm/_version.js
+++ b/packages/abi/lib.esm/_version.js
@@ -1,2 +1,2 @@
-export const version = "abi/5.3.1";
+export const version = "abi/5.4.0";
 //# sourceMappingURL=_version.js.map
--- a/packages/abi/lib.esm/fragments.d.ts
+++ b/packages/abi/lib.esm/fragments.d.ts
@@ -3,6 +3,7 @@ export interface JsonFragmentType {
    readonly name?: string;
    readonly indexed?: boolean;
    readonly type?: string;
+    readonly internalType?: any;
    readonly components?: ReadonlyArray<JsonFragmentType>;
 }
 export interface JsonFragment {
--- a/packages/abi/lib.esm/fragments.d.ts.map
+++ b/packages/abi/lib.esm/fragments.d.ts.map
@@ -1 +1 @@
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+{"version":3,"file":"fragments.d.ts","sourceRoot":"","sources":["../src.ts/fragments.ts"],"names":[],"mappings":"AAEA,OAAO,EAAE,SAAS,EAAE,MAAM,0BAA0B,CAAC;AAOrD,MAAM,WAAW,gBAAgB;IAC7B,QAAQ,CAAC,IAAI,CAAC,EAAE,MAAM,CAAC;IACvB,QAAQ,CAAC,OAAO,CAAC,EAAE,OAAO,CAAC;IAC3B,QAAQ,CAAC,IAAI,CAAC,EAAE,MAAM,CAAC;IACvB,QAAQ,CAAC,YAAY,CAAC,EAAE,GAAG,CAAC;IAC5B,QAAQ,CAAC,UAAU,CAAC,EAAE,aAAa,CAAC,gBAAgB,CAAC,CAAC;CACzD;AAED,MAAM,WAAW,YAAY;IACzB,QAAQ,CAAC,IAAI,CAAC,EAAE,MAAM,CAAC;IACvB,QAAQ,CAAC,IAAI,CAAC,EAAE,MAAM,CAAC;IAEvB,QAAQ,CAAC,SAAS,CAAC,EAAE,OAAO,CAAC;IAE7B,QAAQ,CAAC,OAAO,CAAC,EAAE,OAAO,CAAC;IAC3B,QAAQ,CAAC,QAAQ,CAAC,EAAE,OAAO,CAAC;IAC5B,QAAQ,CAAC,eAAe,CAAC,EAAE,MAAM,CAAC;IAElC,QAAQ,CAAC,MAAM,CAAC,EAAE,aAAa,CAAC,gBAAgB,CAAC,CAAC;IAClD,QAAQ,CAAC,OAAO,CAAC,EAAE,aAAa,CAAC,gBAAgB,CAAC,CAAC;IAEnD,QAAQ,CAAC,GAAG,CAAC,EAAE,MAAM,CAAC;CACzB;AA2MD,eAAO,MAAM,WAAW,EAAE;IAAE,CAAE,IAAI,EAAE,MAAM,GAAI,MAAM,CAAA;CAYlD,CAAC;AAIH,qBAAa,SAAS;IAGlB,QAAQ,CAAC,IAAI,EAAE,MAAM,CAAC;IAGtB,QAAQ,CAAC,IAAI,EAAE,MAAM,CAAC;IAGtB,QAAQ,CAAC,QAAQ,EAAE,MAAM,CAAC;IAG1B,QAAQ,CAAC,OAAO,EAAE,OAAO,CAAC;IAI1B,QAAQ,CAAC,UAAU,EAAE,KAAK,CAAC,SAAS,CAAC,CAAC;IAKtC,QAAQ,CAAC,WAAW,EAAE,MAAM,CAAC;IAC7B,QAAQ,CAAC,aAAa,EAAE,SAAS,CAAC;IAElC,QAAQ,CAAC,YAAY,EAAE,OAAO,CAAC;gBAEnB,gBAAgB,EAAE,GAAG,EAAE,MAAM,EAAE,GAAG;IAiC9C,MAAM,CAAC,MAAM,CAAC,EAAE,MAAM,GAAG,MAAM;IA+C/B,MAAM,CAAC,IAAI,CAAC,KAAK,EAAE,MAAM,GAAG,gBAAgB,GAAG,SAAS,EAAE,YAAY,CAAC,EAAE,OAAO,GAAG,SAAS;IAO5F,MAAM,CAAC,UAAU,CAAC,KAAK,EAAE,gBAAgB,GAAG,SAAS,GAAG,SAAS;IAWjE,MAAM,CAAC,UAAU,CAAC,KAAK,EAAE,MAAM,EAAE,YAAY,CAAC,EAAE,OAAO,GAAG,SAAS;IAanE,MAAM,CAAC,WAAW,CAAC,KAAK,EAAE,GAAG,GAAG,KAAK,IAAI,SAAS;CAGrD;AAcD,8BAAsB,QAAQ;IAE1B,QAAQ,CAAC,IAAI,EAAE,MAAM,CAAC;IACtB,QAAQ,CAAC,IAAI,EAAE,MAAM,CAAC;IACtB,QAAQ,CAAC,MAAM,EAAE,KAAK,CAAC,SAAS,CAAC,CAAC;IAElC,QAAQ,CAAC,WAAW,EAAE,OAAO,CAAC;gBAElB,gBAAgB,EAAE,GAAG,EAAE,MAAM,EAAE,GAAG;IAa9C,QAAQ,CAAC,MAAM,CAAC,MAAM,CAAC,EAAE,MAAM,GAAG,MAAM;IAExC,MAAM,CAAC,IAAI,CAAC,KAAK,EAAE,QAAQ,GAAG,YAAY,GAAG,MAAM,GAAG,QAAQ;IAU9D,MAAM,CAAC,UAAU,CAAC,KAAK,EAAE,QAAQ,GAAG,YAAY,GAAG,QAAQ;IAqB3D,MAAM,CAAC,UAAU,CAAC,KAAK,EAAE,MAAM,GAAG,QAAQ;IAmB1C,MAAM,CAAC,UAAU,CAAC,KAAK,EAAE,GAAG,GAAG,KAAK,IAAI,QAAQ;CAGnD;AAMD,qBAAa,aAAc,SAAQ,QAAQ;IACvC,QAAQ,CAAC,SAAS,EAAE,OAAO,CAAC;IAE5B,MAAM,CAAC,MAAM,CAAC,EAAE,MAAM,GAAG,MAAM;IAkC/B,MAAM,CAAC,IAAI,CAAC,KAAK,EAAE,aAAa,GAAG,YAAY,GAAG,MAAM,GAAG,aAAa;IAOxE,MAAM,CAAC,UAAU,CAAC,KAAK,EAAE,YAAY,GAAG,aAAa,GAAG,aAAa;IAiBrE,MAAM,CAAC,UAAU,CAAC,KAAK,EAAE,MAAM,GAAG,aAAa;IA4B/C,MAAM,CAAC,eAAe,CAAC,KAAK,EAAE,GAAG,GAAG,KAAK,IAAI,aAAa;CAG7D;AAqID,qBAAa,mBAAoB,SAAQ,QAAQ;IAC7C,eAAe,EAAE,MAAM,CAAC;IACxB,OAAO,EAAE,OAAO,CAAC;IACjB,GAAG,CAAC,EAAE,SAAS,CAAC;IAEhB,MAAM,CAAC,MAAM,CAAC,EAAE,MAAM,GAAG,MAAM;IAiC/B,MAAM,CAAC,IAAI,CAAC,KAAK,EAAE,mBAAmB,GAAG,YAAY,GAAG,MAAM,GAAG,mBAAmB;IAOpF,MAAM,CAAC,UAAU,CAAC,KAAK,EAAE,mBAAmB,GAAG,YAAY,GAAG,mBAAmB;IAwBjF,MAAM,CAAC,UAAU,CAAC,KAAK,EAAE,MAAM,GAAG,mBAAmB;IAiBrD,MAAM,CAAC,qBAAqB,CAAC,KAAK,EAAE,GAAG,GAAG,KAAK,IAAI,mBAAmB;CAGzE;AAOD,qBAAa,gBAAiB,SAAQ,mBAAmB;IACrD,QAAQ,EAAE,OAAO,CAAC;IAClB,OAAO,CAAC,EAAE,KAAK,CAAC,SAAS,CAAC,CAAC;IAE3B,MAAM,CAAC,MAAM,CAAC,EAAE,MAAM,GAAG,MAAM;IAoD/B,MAAM,CAAC,IAAI,CAAC,KAAK,EAAE,gBAAgB,GAAG,YAAY,GAAG,MAAM,GAAG,gBAAgB;IAO9E,MAAM,CAAC,UAAU,CAAC,KAAK,EAAE,gBAAgB,GAAG,YAAY,GAAG,gBAAgB;IAuB3E,MAAM,CAAC,UAAU,CAAC,KAAK,EAAE,MAAM,GAAG,gBAAgB;IAmClD,MAAM,CAAC,kBAAkB,CAAC,KAAK,EAAE,GAAG,GAAG,KAAK,IAAI,gBAAgB;CAGnE;AAaD,qBAAa,aAAc,SAAQ,QAAQ;IAEvC,MAAM,CAAC,MAAM,CAAC,EAAE,MAAM,GAAG,MAAM;IA2B/B,MAAM,CAAC,IAAI,CAAC,KAAK,EAAE,aAAa,GAAG,YAAY,GAAG,MAAM,GAAG,aAAa;IAOxE,MAAM,CAAC,UAAU,CAAC,KAAK,EAAE,aAAa,GAAG,YAAY,GAAG,aAAa;IAgBrE,MAAM,CAAC,UAAU,CAAC,KAAK,EAAE,MAAM,GAAG,aAAa;IAgB/C,MAAM,CAAC,eAAe,CAAC,KAAK,EAAE,GAAG,GAAG,KAAK,IAAI,aAAa;CAG7D"}
--- a/packages/abi/lib.esm/fragments.js.map
+++ b/packages/abi/lib.esm/fragments.js.map
--- a/packages/abi/lib.esm/interface.d.ts
+++ b/packages/abi/lib.esm/interface.d.ts
@@ -20,6 +20,13 @@ export declare class TransactionDescription extends Description<TransactionDescr
    readonly sighash: string;
    readonly value: BigNumber;
 }
+export declare class ErrorDescription extends Description<ErrorDescription> {
+    readonly errorFragment: ErrorFragment;
+    readonly name: string;
+    readonly args: Result;
+    readonly signature: string;
+    readonly sighash: string;
+}
 export declare class Indexed extends Description<Indexed> {
    readonly hash: string;
    readonly _isIndexed: boolean;
@@ -51,11 +58,13 @@ export declare class Interface {
    getFunction(nameOrSignatureOrSighash: string): FunctionFragment;
    getEvent(nameOrSignatureOrTopic: string): EventFragment;
    getError(nameOrSignatureOrSighash: string): ErrorFragment;
-    getSighash(functionFragment: FunctionFragment | string): string;
+    getSighash(fragment: ErrorFragment | FunctionFragment | string): string;
    getEventTopic(eventFragment: EventFragment | string): string;
    _decodeParams(params: ReadonlyArray<ParamType>, data: BytesLike): Result;
    _encodeParams(params: ReadonlyArray<ParamType>, values: ReadonlyArray<any>): string;
    encodeDeploy(values?: ReadonlyArray<any>): string;
+    decodeErrorResult(fragment: ErrorFragment | string, data: BytesLike): Result;
+    encodeErrorResult(fragment: ErrorFragment | string, values?: ReadonlyArray<any>): string;
    decodeFunctionData(functionFragment: FunctionFragment | string, data: BytesLike): Result;
    encodeFunctionData(functionFragment: FunctionFragment | string, values?: ReadonlyArray<any>): string;
    decodeFunctionResult(functionFragment: FunctionFragment | string, data: BytesLike): Result;
@@ -74,6 +83,7 @@ export declare class Interface {
        topics: Array<string>;
        data: string;
    }): LogDescription;
+    parseError(data: BytesLike): ErrorDescription;
    static isInterface(value: any): value is Interface;
 }
 //# sourceMappingURL=interface.d.ts.map
--- a/packages/abi/lib.esm/interface.d.ts.map
+++ b/packages/abi/lib.esm/interface.d.ts.map
@@ -1 +1 @@
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--- a/packages/abi/lib.esm/interface.js
+++ b/packages/abi/lib.esm/interface.js
@@ -16,6 +16,8 @@ export class LogDescription extends Description {
 }
 export class TransactionDescription extends Description {
 }
+export class ErrorDescription extends Description {
+}
 export class Indexed extends Description {
    static isIndexed(value) {
        return !!(value && value._isIndexed);
@@ -222,11 +224,21 @@ export class Interface {
        return result;
    }
    // Get the sighash (the bytes4 selector) used by Solidity to identify a function
-    getSighash(functionFragment) {
-        if (typeof (functionFragment) === "string") {
-            functionFragment = this.getFunction(functionFragment);
+    getSighash(fragment) {
+        if (typeof (fragment) === "string") {
+            try {
+                fragment = this.getFunction(fragment);
+            }
+            catch (error) {
+                try {
+                    fragment = this.getError(fragment);
+                }
+                catch (_) {
+                    throw error;
+                }
+            }
        }
-        return getStatic(this.constructor, "getSighash")(functionFragment);
+        return getStatic(this.constructor, "getSighash")(fragment);
    }
    // Get the topic (the bytes32 hash) used by Solidity to identify an event
    getEventTopic(eventFragment) {
@@ -244,6 +256,25 @@ export class Interface {
    encodeDeploy(values) {
        return this._encodeParams(this.deploy.inputs, values || []);
    }
+    decodeErrorResult(fragment, data) {
+        if (typeof (fragment) === "string") {
+            fragment = this.getError(fragment);
+        }
+        const bytes = arrayify(data);
+        if (hexlify(bytes.slice(0, 4)) !== this.getSighash(fragment)) {
+            logger.throwArgumentError(`data signature does not match error ${fragment.name}.`, "data", hexlify(bytes));
+        }
+        return this._decodeParams(fragment.inputs, bytes.slice(4));
+    }
+    encodeErrorResult(fragment, values) {
+        if (typeof (fragment) === "string") {
+            fragment = this.getError(fragment);
+        }
+        return hexlify(concat([
+            this.getSighash(fragment),
+            this._encodeParams(fragment.inputs, values || [])
+        ]));
+    }
    // Decode the data for a function call (e.g. tx.data)
    decodeFunctionData(functionFragment, data) {
        if (typeof (functionFragment) === "string") {
@@ -535,6 +566,20 @@ export class Interface {
            args: this.decodeEventLog(fragment, log.data, log.topics)
        });
    }
+    parseError(data) {
+        const hexData = hexlify(data);
+        let fragment = this.getError(hexData.substring(0, 10).toLowerCase());
+        if (!fragment) {
+            return null;
+        }
+        return new ErrorDescription({
+            args: this._abiCoder.decode(fragment.inputs, "0x" + hexData.substring(10)),
+            errorFragment: fragment,
+            name: fragment.name,
+            signature: fragment.format(),
+            sighash: this.getSighash(fragment),
+        });
+    }
    /*
    static from(value: Array<Fragment | string | JsonAbi> | string | Interface) {
        if (Interface.isInterface(value)) {
--- a/packages/abi/lib.esm/interface.js.map
+++ b/packages/abi/lib.esm/interface.js.map
--- a/packages/abi/lib/_version.d.ts
+++ b/packages/abi/lib/_version.d.ts
@@ -1,2 +1,2 @@
-export declare const version = "abi/5.3.1";
+export declare const version = "abi/5.4.0";
 //# sourceMappingURL=_version.d.ts.map
--- a/packages/abi/lib/_version.js
+++ b/packages/abi/lib/_version.js
@@ -1,5 +1,5 @@
 "use strict";
 Object.defineProperty(exports, "__esModule", { value: true });
 exports.version = void 0;
-exports.version = "abi/5.3.1";
+exports.version = "abi/5.4.0";
 //# sourceMappingURL=_version.js.map
--- a/packages/abi/lib/fragments.d.ts
+++ b/packages/abi/lib/fragments.d.ts
@@ -3,6 +3,7 @@ export interface JsonFragmentType {
    readonly name?: string;
    readonly indexed?: boolean;
    readonly type?: string;
+    readonly internalType?: any;
    readonly components?: ReadonlyArray<JsonFragmentType>;
 }
 export interface JsonFragment {
--- a/packages/abi/lib/fragments.d.ts.map
+++ b/packages/abi/lib/fragments.d.ts.map
@@ -1 +1 @@
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+{"version":3,"file":"fragments.d.ts","sourceRoot":"","sources":["../src.ts/fragments.ts"],"names":[],"mappings":"AAEA,OAAO,EAAE,SAAS,EAAE,MAAM,0BAA0B,CAAC;AAOrD,MAAM,WAAW,gBAAgB;IAC7B,QAAQ,CAAC,IAAI,CAAC,EAAE,MAAM,CAAC;IACvB,QAAQ,CAAC,OAAO,CAAC,EAAE,OAAO,CAAC;IAC3B,QAAQ,CAAC,IAAI,CAAC,EAAE,MAAM,CAAC;IACvB,QAAQ,CAAC,YAAY,CAAC,EAAE,GAAG,CAAC;IAC5B,QAAQ,CAAC,UAAU,CAAC,EAAE,aAAa,CAAC,gBAAgB,CAAC,CAAC;CACzD;AAED,MAAM,WAAW,YAAY;IACzB,QAAQ,CAAC,IAAI,CAAC,EAAE,MAAM,CAAC;IACvB,QAAQ,CAAC,IAAI,CAAC,EAAE,MAAM,CAAC;IAEvB,QAAQ,CAAC,SAAS,CAAC,EAAE,OAAO,CAAC;IAE7B,QAAQ,CAAC,OAAO,CAAC,EAAE,OAAO,CAAC;IAC3B,QAAQ,CAAC,QAAQ,CAAC,EAAE,OAAO,CAAC;IAC5B,QAAQ,CAAC,eAAe,CAAC,EAAE,MAAM,CAAC;IAElC,QAAQ,CAAC,MAAM,CAAC,EAAE,aAAa,CAAC,gBAAgB,CAAC,CAAC;IAClD,QAAQ,CAAC,OAAO,CAAC,EAAE,aAAa,CAAC,gBAAgB,CAAC,CAAC;IAEnD,QAAQ,CAAC,GAAG,CAAC,EAAE,MAAM,CAAC;CACzB;AA2MD,eAAO,MAAM,WAAW,EAAE;IAAE,CAAE,IAAI,EAAE,MAAM,GAAI,MAAM,CAAA;CAYlD,CAAC;AAIH,qBAAa,SAAS;IAGlB,QAAQ,CAAC,IAAI,EAAE,MAAM,CAAC;IAGtB,QAAQ,CAAC,IAAI,EAAE,MAAM,CAAC;IAGtB,QAAQ,CAAC,QAAQ,EAAE,MAAM,CAAC;IAG1B,QAAQ,CAAC,OAAO,EAAE,OAAO,CAAC;IAI1B,QAAQ,CAAC,UAAU,EAAE,KAAK,CAAC,SAAS,CAAC,CAAC;IAKtC,QAAQ,CAAC,WAAW,EAAE,MAAM,CAAC;IAC7B,QAAQ,CAAC,aAAa,EAAE,SAAS,CAAC;IAElC,QAAQ,CAAC,YAAY,EAAE,OAAO,CAAC;gBAEnB,gBAAgB,EAAE,GAAG,EAAE,MAAM,EAAE,GAAG;IAiC9C,MAAM,CAAC,MAAM,CAAC,EAAE,MAAM,GAAG,MAAM;IA+C/B,MAAM,CAAC,IAAI,CAAC,KAAK,EAAE,MAAM,GAAG,gBAAgB,GAAG,SAAS,EAAE,YAAY,CAAC,EAAE,OAAO,GAAG,SAAS;IAO5F,MAAM,CAAC,UAAU,CAAC,KAAK,EAAE,gBAAgB,GAAG,SAAS,GAAG,SAAS;IAWjE,MAAM,CAAC,UAAU,CAAC,KAAK,EAAE,MAAM,EAAE,YAAY,CAAC,EAAE,OAAO,GAAG,SAAS;IAanE,MAAM,CAAC,WAAW,CAAC,KAAK,EAAE,GAAG,GAAG,KAAK,IAAI,SAAS;CAGrD;AAcD,8BAAsB,QAAQ;IAE1B,QAAQ,CAAC,IAAI,EAAE,MAAM,CAAC;IACtB,QAAQ,CAAC,IAAI,EAAE,MAAM,CAAC;IACtB,QAAQ,CAAC,MAAM,EAAE,KAAK,CAAC,SAAS,CAAC,CAAC;IAElC,QAAQ,CAAC,WAAW,EAAE,OAAO,CAAC;gBAElB,gBAAgB,EAAE,GAAG,EAAE,MAAM,EAAE,GAAG;IAa9C,QAAQ,CAAC,MAAM,CAAC,MAAM,CAAC,EAAE,MAAM,GAAG,MAAM;IAExC,MAAM,CAAC,IAAI,CAAC,KAAK,EAAE,QAAQ,GAAG,YAAY,GAAG,MAAM,GAAG,QAAQ;IAU9D,MAAM,CAAC,UAAU,CAAC,KAAK,EAAE,QAAQ,GAAG,YAAY,GAAG,QAAQ;IAqB3D,MAAM,CAAC,UAAU,CAAC,KAAK,EAAE,MAAM,GAAG,QAAQ;IAmB1C,MAAM,CAAC,UAAU,CAAC,KAAK,EAAE,GAAG,GAAG,KAAK,IAAI,QAAQ;CAGnD;AAMD,qBAAa,aAAc,SAAQ,QAAQ;IACvC,QAAQ,CAAC,SAAS,EAAE,OAAO,CAAC;IAE5B,MAAM,CAAC,MAAM,CAAC,EAAE,MAAM,GAAG,MAAM;IAkC/B,MAAM,CAAC,IAAI,CAAC,KAAK,EAAE,aAAa,GAAG,YAAY,GAAG,MAAM,GAAG,aAAa;IAOxE,MAAM,CAAC,UAAU,CAAC,KAAK,EAAE,YAAY,GAAG,aAAa,GAAG,aAAa;IAiBrE,MAAM,CAAC,UAAU,CAAC,KAAK,EAAE,MAAM,GAAG,aAAa;IA4B/C,MAAM,CAAC,eAAe,CAAC,KAAK,EAAE,GAAG,GAAG,KAAK,IAAI,aAAa;CAG7D;AAqID,qBAAa,mBAAoB,SAAQ,QAAQ;IAC7C,eAAe,EAAE,MAAM,CAAC;IACxB,OAAO,EAAE,OAAO,CAAC;IACjB,GAAG,CAAC,EAAE,SAAS,CAAC;IAEhB,MAAM,CAAC,MAAM,CAAC,EAAE,MAAM,GAAG,MAAM;IAiC/B,MAAM,CAAC,IAAI,CAAC,KAAK,EAAE,mBAAmB,GAAG,YAAY,GAAG,MAAM,GAAG,mBAAmB;IAOpF,MAAM,CAAC,UAAU,CAAC,KAAK,EAAE,mBAAmB,GAAG,YAAY,GAAG,mBAAmB;IAwBjF,MAAM,CAAC,UAAU,CAAC,KAAK,EAAE,MAAM,GAAG,mBAAmB;IAiBrD,MAAM,CAAC,qBAAqB,CAAC,KAAK,EAAE,GAAG,GAAG,KAAK,IAAI,mBAAmB;CAGzE;AAOD,qBAAa,gBAAiB,SAAQ,mBAAmB;IACrD,QAAQ,EAAE,OAAO,CAAC;IAClB,OAAO,CAAC,EAAE,KAAK,CAAC,SAAS,CAAC,CAAC;IAE3B,MAAM,CAAC,MAAM,CAAC,EAAE,MAAM,GAAG,MAAM;IAoD/B,MAAM,CAAC,IAAI,CAAC,KAAK,EAAE,gBAAgB,GAAG,YAAY,GAAG,MAAM,GAAG,gBAAgB;IAO9E,MAAM,CAAC,UAAU,CAAC,KAAK,EAAE,gBAAgB,GAAG,YAAY,GAAG,gBAAgB;IAuB3E,MAAM,CAAC,UAAU,CAAC,KAAK,EAAE,MAAM,GAAG,gBAAgB;IAmClD,MAAM,CAAC,kBAAkB,CAAC,KAAK,EAAE,GAAG,GAAG,KAAK,IAAI,gBAAgB;CAGnE;AAaD,qBAAa,aAAc,SAAQ,QAAQ;IAEvC,MAAM,CAAC,MAAM,CAAC,EAAE,MAAM,GAAG,MAAM;IA2B/B,MAAM,CAAC,IAAI,CAAC,KAAK,EAAE,aAAa,GAAG,YAAY,GAAG,MAAM,GAAG,aAAa;IAOxE,MAAM,CAAC,UAAU,CAAC,KAAK,EAAE,aAAa,GAAG,YAAY,GAAG,aAAa;IAgBrE,MAAM,CAAC,UAAU,CAAC,KAAK,EAAE,MAAM,GAAG,aAAa;IAgB/C,MAAM,CAAC,eAAe,CAAC,KAAK,EAAE,GAAG,GAAG,KAAK,IAAI,aAAa;CAG7D"}
--- a/packages/abi/lib/fragments.js.map
+++ b/packages/abi/lib/fragments.js.map
--- a/packages/abi/lib/interface.d.ts
+++ b/packages/abi/lib/interface.d.ts
@@ -20,6 +20,13 @@ export declare class TransactionDescription extends Description<TransactionDescr
    readonly sighash: string;
    readonly value: BigNumber;
 }
+export declare class ErrorDescription extends Description<ErrorDescription> {
+    readonly errorFragment: ErrorFragment;
+    readonly name: string;
+    readonly args: Result;
+    readonly signature: string;
+    readonly sighash: string;
+}
 export declare class Indexed extends Description<Indexed> {
    readonly hash: string;
    readonly _isIndexed: boolean;
@@ -51,11 +58,13 @@ export declare class Interface {
    getFunction(nameOrSignatureOrSighash: string): FunctionFragment;
    getEvent(nameOrSignatureOrTopic: string): EventFragment;
    getError(nameOrSignatureOrSighash: string): ErrorFragment;
-    getSighash(functionFragment: FunctionFragment | string): string;
+    getSighash(fragment: ErrorFragment | FunctionFragment | string): string;
    getEventTopic(eventFragment: EventFragment | string): string;
    _decodeParams(params: ReadonlyArray<ParamType>, data: BytesLike): Result;
    _encodeParams(params: ReadonlyArray<ParamType>, values: ReadonlyArray<any>): string;
    encodeDeploy(values?: ReadonlyArray<any>): string;
+    decodeErrorResult(fragment: ErrorFragment | string, data: BytesLike): Result;
+    encodeErrorResult(fragment: ErrorFragment | string, values?: ReadonlyArray<any>): string;
    decodeFunctionData(functionFragment: FunctionFragment | string, data: BytesLike): Result;
    encodeFunctionData(functionFragment: FunctionFragment | string, values?: ReadonlyArray<any>): string;
    decodeFunctionResult(functionFragment: FunctionFragment | string, data: BytesLike): Result;
@@ -74,6 +83,7 @@ export declare class Interface {
        topics: Array<string>;
        data: string;
    }): LogDescription;
+    parseError(data: BytesLike): ErrorDescription;
    static isInterface(value: any): value is Interface;
 }
 //# sourceMappingURL=interface.d.ts.map
--- a/packages/abi/lib/interface.d.ts.map
+++ b/packages/abi/lib/interface.d.ts.map
@@ -1 +1 @@
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--- a/packages/abi/lib/interface.js
+++ b/packages/abi/lib/interface.js
@@ -15,7 +15,7 @@ var __extends = (this && this.__extends) || (function () {
    };
 })();
 Object.defineProperty(exports, "__esModule", { value: true });
-exports.Interface = exports.Indexed = exports.TransactionDescription = exports.LogDescription = exports.checkResultErrors = void 0;
+exports.Interface = exports.Indexed = exports.ErrorDescription = exports.TransactionDescription = exports.LogDescription = exports.checkResultErrors = void 0;
 var address_1 = require("@ethersproject/address");
 var bignumber_1 = require("@ethersproject/bignumber");
 var bytes_1 = require("@ethersproject/bytes");
@@ -45,6 +45,14 @@ var TransactionDescription = /** @class */ (function (_super) {
    return TransactionDescription;
 }(properties_1.Description));
 exports.TransactionDescription = TransactionDescription;
+var ErrorDescription = /** @class */ (function (_super) {
+    __extends(ErrorDescription, _super);
+    function ErrorDescription() {
+        return _super !== null && _super.apply(this, arguments) || this;
+    }
+    return ErrorDescription;
+}(properties_1.Description));
+exports.ErrorDescription = ErrorDescription;
 var Indexed = /** @class */ (function (_super) {
    __extends(Indexed, _super);
    function Indexed() {
@@ -259,11 +267,21 @@ var Interface = /** @class */ (function () {
        return result;
    };
    // Get the sighash (the bytes4 selector) used by Solidity to identify a function
-    Interface.prototype.getSighash = function (functionFragment) {
-        if (typeof (functionFragment) === "string") {
-            functionFragment = this.getFunction(functionFragment);
+    Interface.prototype.getSighash = function (fragment) {
+        if (typeof (fragment) === "string") {
+            try {
+                fragment = this.getFunction(fragment);
+            }
+            catch (error) {
+                try {
+                    fragment = this.getError(fragment);
+                }
+                catch (_) {
+                    throw error;
+                }
+            }
        }
-        return properties_1.getStatic(this.constructor, "getSighash")(functionFragment);
+        return properties_1.getStatic(this.constructor, "getSighash")(fragment);
    };
    // Get the topic (the bytes32 hash) used by Solidity to identify an event
    Interface.prototype.getEventTopic = function (eventFragment) {
@@ -281,6 +299,25 @@ var Interface = /** @class */ (function () {
    Interface.prototype.encodeDeploy = function (values) {
        return this._encodeParams(this.deploy.inputs, values || []);
    };
+    Interface.prototype.decodeErrorResult = function (fragment, data) {
+        if (typeof (fragment) === "string") {
+            fragment = this.getError(fragment);
+        }
+        var bytes = bytes_1.arrayify(data);
+        if (bytes_1.hexlify(bytes.slice(0, 4)) !== this.getSighash(fragment)) {
+            logger.throwArgumentError("data signature does not match error " + fragment.name + ".", "data", bytes_1.hexlify(bytes));
+        }
+        return this._decodeParams(fragment.inputs, bytes.slice(4));
+    };
+    Interface.prototype.encodeErrorResult = function (fragment, values) {
+        if (typeof (fragment) === "string") {
+            fragment = this.getError(fragment);
+        }
+        return bytes_1.hexlify(bytes_1.concat([
+            this.getSighash(fragment),
+            this._encodeParams(fragment.inputs, values || [])
+        ]));
+    };
    // Decode the data for a function call (e.g. tx.data)
    Interface.prototype.decodeFunctionData = function (functionFragment, data) {
        if (typeof (functionFragment) === "string") {
@@ -577,6 +614,20 @@ var Interface = /** @class */ (function () {
            args: this.decodeEventLog(fragment, log.data, log.topics)
        });
    };
+    Interface.prototype.parseError = function (data) {
+        var hexData = bytes_1.hexlify(data);
+        var fragment = this.getError(hexData.substring(0, 10).toLowerCase());
+        if (!fragment) {
+            return null;
+        }
+        return new ErrorDescription({
+            args: this._abiCoder.decode(fragment.inputs, "0x" + hexData.substring(10)),
+            errorFragment: fragment,
+            name: fragment.name,
+            signature: fragment.format(),
+            sighash: this.getSighash(fragment),
+        });
+    };
    /*
    static from(value: Array<Fragment | string | JsonAbi> | string | Interface) {
        if (Interface.isInterface(value)) {
--- a/packages/abi/lib/interface.js.map
+++ b/packages/abi/lib/interface.js.map
--- a/packages/abi/package.json
+++ b/packages/abi/package.json
@@ -1,15 +1,15 @@
 {
  "author": "Richard Moore <me@ricmoo.com>",
  "dependencies": {
-    "@ethersproject/address": "^5.3.0",
-    "@ethersproject/bignumber": "^5.3.0",
-    "@ethersproject/bytes": "^5.3.0",
-    "@ethersproject/constants": "^5.3.0",
-    "@ethersproject/hash": "^5.3.0",
-    "@ethersproject/keccak256": "^5.3.0",
-    "@ethersproject/logger": "^5.3.0",
-    "@ethersproject/properties": "^5.3.0",
-    "@ethersproject/strings": "^5.3.0"
+    "@ethersproject/address": "^5.4.0",
+    "@ethersproject/bignumber": "^5.4.0",
+    "@ethersproject/bytes": "^5.4.0",
+    "@ethersproject/constants": "^5.4.0",
+    "@ethersproject/hash": "^5.4.0",
+    "@ethersproject/keccak256": "^5.4.0",
+    "@ethersproject/logger": "^5.4.0",
+    "@ethersproject/properties": "^5.4.0",
+    "@ethersproject/strings": "^5.4.0"
  },
  "description": "Utilities and Classes for parsing, formatting and managing Ethereum ABIs.",
  "ethereum": "donations.ethers.eth",
@@ -43,7 +43,7 @@
    "test": "echo \"Error: no test specified\" && exit 1"
  },
  "sideEffects": false,
-  "tarballHash": "0x2e024e140e942ced3e6c1540c7126c30520037c7fff8fb874791eb405ca401b1",
+  "tarballHash": "0xc245561411575102d5bd84bff62e1db56c49c8dcd4e99be2a6dba67007a29d7e",
  "types": "./lib/index.d.ts",
-  "version": "5.3.1"
+  "version": "5.4.0"
 }
--- a/packages/abi/src.ts/_version.ts
+++ b/packages/abi/src.ts/_version.ts
@@ -1 +1 @@
-export const version = "abi/5.3.1";
+export const version = "abi/5.4.0";
--- a/packages/abi/src.ts/fragments.ts
+++ b/packages/abi/src.ts/fragments.ts
@@ -11,6 +11,7 @@ export interface JsonFragmentType {
    readonly name?: string;
    readonly indexed?: boolean;
    readonly type?: string;
+    readonly internalType?: any; // @TODO: in v6 reduce type
    readonly components?: ReadonlyArray<JsonFragmentType>;
 }

@@ -30,7 +31,6 @@ export interface JsonFragment {
    readonly gas?: string;
 };

-
 const _constructorGuard = { };

 // AST Node parser state
--- a/packages/abi/src.ts/interface.ts
+++ b/packages/abi/src.ts/interface.ts
@@ -34,6 +34,14 @@ export class TransactionDescription extends Description<TransactionDescription>
    readonly value: BigNumber;
 }

+export class ErrorDescription extends Description<ErrorDescription> {
+    readonly errorFragment: ErrorFragment;
+    readonly name: string;
+    readonly args: Result;
+    readonly signature: string;
+    readonly sighash: string;
+}
+
 export class Indexed extends Description<Indexed> {
    readonly hash: string;
    readonly _isIndexed: boolean;
@@ -283,12 +291,20 @@ export class Interface {
    }

    // Get the sighash (the bytes4 selector) used by Solidity to identify a function
-    getSighash(functionFragment: FunctionFragment | string): string {
-        if (typeof(functionFragment) === "string") {
-            functionFragment = this.getFunction(functionFragment);
+    getSighash(fragment: ErrorFragment | FunctionFragment | string): string {
+        if (typeof(fragment) === "string") {
+            try {
+                fragment = this.getFunction(fragment);
+            } catch (error) {
+                try {
+                    fragment = this.getError(<string>fragment);
+                } catch (_) {
+                    throw error;
+                }
+            }
        }

-        return getStatic<(f: FunctionFragment) => string>(this.constructor, "getSighash")(functionFragment);
+        return getStatic<(f: ErrorFragment | FunctionFragment) => string>(this.constructor, "getSighash")(fragment);
    }

    // Get the topic (the bytes32 hash) used by Solidity to identify an event
@@ -313,6 +329,31 @@ export class Interface {
        return this._encodeParams(this.deploy.inputs, values || [ ]);
    }

+    decodeErrorResult(fragment: ErrorFragment | string, data: BytesLike): Result {
+        if (typeof(fragment) === "string") {
+            fragment = this.getError(fragment);
+        }
+
+        const bytes = arrayify(data);
+
+        if (hexlify(bytes.slice(0, 4)) !== this.getSighash(fragment)) {
+            logger.throwArgumentError(`data signature does not match error ${ fragment.name }.`, "data", hexlify(bytes));
+        }
+
+        return this._decodeParams(fragment.inputs, bytes.slice(4));
+    }
+
+    encodeErrorResult(fragment: ErrorFragment | string, values?: ReadonlyArray<any>): string {
+        if (typeof(fragment) === "string") {
+            fragment = this.getError(fragment);
+        }
+
+        return hexlify(concat([
+            this.getSighash(fragment),
+            this._encodeParams(fragment.inputs, values || [ ])
+        ]));
+    }
+
    // Decode the data for a function call (e.g. tx.data)
    decodeFunctionData(functionFragment: FunctionFragment | string, data: BytesLike): Result {
        if (typeof(functionFragment) === "string") {
@@ -627,6 +668,21 @@ export class Interface {
        });
    }

+    parseError(data: BytesLike): ErrorDescription {
+        const hexData = hexlify(data);
+        let fragment = this.getError(hexData.substring(0, 10).toLowerCase())
+
+        if (!fragment) { return null; }
+
+        return new ErrorDescription({
+            args: this._abiCoder.decode(fragment.inputs, "0x" + hexData.substring(10)),
+            errorFragment: fragment,
+            name: fragment.name,
+            signature: fragment.format(),
+            sighash: this.getSighash(fragment),
+        });
+    }
+

    /*
    static from(value: Array<Fragment | string | JsonAbi> | string | Interface) {
--- a/packages/abstract-provider/lib.esm/_version.d.ts
+++ b/packages/abstract-provider/lib.esm/_version.d.ts
@@ -1,2 +1,2 @@
-export declare const version = "abstract-provider/5.3.0";
+export declare const version = "abstract-provider/5.4.1";
 //# sourceMappingURL=_version.d.ts.map
--- a/packages/abstract-provider/lib.esm/_version.js
+++ b/packages/abstract-provider/lib.esm/_version.js
@@ -1,2 +1,2 @@
-export const version = "abstract-provider/5.3.0";
+export const version = "abstract-provider/5.4.1";
 //# sourceMappingURL=_version.js.map
--- a/packages/abstract-provider/lib.esm/index.d.ts
+++ b/packages/abstract-provider/lib.esm/index.d.ts
@@ -15,6 +15,8 @@ export declare type TransactionRequest = {
    chainId?: number;
    type?: number;
    accessList?: AccessListish;
+    maxPriorityFeePerGas?: BigNumberish;
+    maxFeePerGas?: BigNumberish;
 };
 export interface TransactionResponse extends Transaction {
    hash: string;
@@ -38,6 +40,7 @@ interface _Block {
    gasUsed: BigNumber;
    miner: string;
    extraData: string;
+    baseFeePerGas?: null | BigNumber;
 }
 export interface Block extends _Block {
    transactions: Array<string>;
@@ -70,9 +73,16 @@ export interface TransactionReceipt {
    blockNumber: number;
    confirmations: number;
    cumulativeGasUsed: BigNumber;
+    effectiveGasPrice: BigNumber;
    byzantium: boolean;
+    type: number;
    status?: number;
 }
+export interface FeeData {
+    maxFeePerGas: null | BigNumber;
+    maxPriorityFeePerGas: null | BigNumber;
+    gasPrice: null | BigNumber;
+}
 export interface EventFilter {
    address?: string;
    topics?: Array<string | Array<string> | null>;
@@ -110,6 +120,7 @@ export declare abstract class Provider implements OnceBlockable {
    abstract getNetwork(): Promise<Network>;
    abstract getBlockNumber(): Promise<number>;
    abstract getGasPrice(): Promise<BigNumber>;
+    getFeeData(): Promise<FeeData>;
    abstract getBalance(addressOrName: string | Promise<string>, blockTag?: BlockTag | Promise<BlockTag>): Promise<BigNumber>;
    abstract getTransactionCount(addressOrName: string | Promise<string>, blockTag?: BlockTag | Promise<BlockTag>): Promise<number>;
    abstract getCode(addressOrName: string | Promise<string>, blockTag?: BlockTag | Promise<BlockTag>): Promise<string>;
--- a/packages/abstract-provider/lib.esm/index.d.ts.map
+++ b/packages/abstract-provider/lib.esm/index.d.ts.map
--- a/packages/abstract-provider/lib.esm/index.js
+++ b/packages/abstract-provider/lib.esm/index.js
@@ -1,6 +1,16 @@
 "use strict";
+var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
+    function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
+    return new (P || (P = Promise))(function (resolve, reject) {
+        function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
+        function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
+        function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
+        step((generator = generator.apply(thisArg, _arguments || [])).next());
+    });
+};
+import { BigNumber } from "@ethersproject/bignumber";
 import { isHexString } from "@ethersproject/bytes";
-import { Description, defineReadOnly } from "@ethersproject/properties";
+import { Description, defineReadOnly, resolveProperties } from "@ethersproject/properties";
 import { Logger } from "@ethersproject/logger";
 import { version } from "./_version";
 const logger = new Logger(version);
@@ -64,6 +74,27 @@ export class Provider {
        logger.checkAbstract(new.target, Provider);
        defineReadOnly(this, "_isProvider", true);
    }
+    getFeeData() {
+        return __awaiter(this, void 0, void 0, function* () {
+            const { block, gasPrice } = yield resolveProperties({
+                block: this.getBlock("latest"),
+                gasPrice: this.getGasPrice().catch((error) => {
+                    // @TODO: Why is this now failing on Calaveras?
+                    //console.log(error);
+                    return null;
+                })
+            });
+            let maxFeePerGas = null, maxPriorityFeePerGas = null;
+            if (block && block.baseFeePerGas) {
+                // We may want to compute this more accurately in the future,
+                // using the formula "check if the base fee is correct".
+                // See: https://eips.ethereum.org/EIPS/eip-1559
+                maxPriorityFeePerGas = BigNumber.from("2500000000");
+                maxFeePerGas = block.baseFeePerGas.mul(2).add(maxPriorityFeePerGas);
+            }
+            return { maxFeePerGas, maxPriorityFeePerGas, gasPrice };
+        });
+    }
    // Alias for "on"
    addListener(eventName, listener) {
        return this.on(eventName, listener);
--- a/packages/abstract-provider/lib.esm/index.js.map
+++ b/packages/abstract-provider/lib.esm/index.js.map
@@ -1 +1 @@
-{"version":3,"file":"index.js","sourceRoot":"","sources":["../src.ts/index.ts"],"names":[],"mappings":"AAAA,YAAY,CAAC;AAGb,OAAO,EAAa,WAAW,EAAE,MAAM,sBAAsB,CAAC;AAE9D,OAAO,EAAc,WAAW,EAAE,cAAc,EAAE,MAAM,2BAA2B,CAAC;AAIpF,OAAO,EAAE,MAAM,EAAE,MAAM,uBAAuB,CAAC;AAC/C,OAAO,EAAE,OAAO,EAAE,MAAM,YAAY,CAAC;AACrC,MAAM,MAAM,GAAG,IAAI,MAAM,CAAC,OAAO,CAAC,CAAC;AAwClC,CAAC;AA6DD,CAAC;AAgBF,qCAAqC;AACrC,0EAA0E;AAC1E,IAAI;AAEJ,MAAM,OAAgB,SAAU,SAAQ,WAAW;IAK/C,MAAM,CAAC,WAAW,CAAC,KAAU;QACzB,OAAO,CAAC,CAAC,CAAC,KAAK,IAAI,KAAK,CAAC,YAAY,CAAC,CAAC;IAC3C,CAAC;CACJ;AAED,MAAM,OAAO,cAAe,SAAQ,SAAS;IAKzC,YAAY,SAAiB,EAAE,MAAe;QAC1C,IAAI,CAAC,WAAW,CAAC,SAAS,EAAE,EAAE,CAAC,EAAE;YAC7B,MAAM,CAAC,kBAAkB,CAAC,mBAAmB,EAAE,WAAW,EAAE,SAAS,CAAC,CAAC;SAC1E;QAED,KAAK,CAAC;YACF,YAAY,EAAE,IAAI;YAClB,iBAAiB,EAAE,IAAI;YACvB,MAAM,EAAE,CAAC,MAAM,IAAI,CAAC,CAAC;YACrB,SAAS,EAAE,SAAS;SACvB,CAAC,CAAC;IACP,CAAC;CACJ;AAED,MAAM,OAAO,oBAAqB,SAAQ,SAAS;IAK/C,YAAY,IAAY,EAAE,MAAe;QACrC,IAAI,CAAC,WAAW,CAAC,IAAI,EAAE,EAAE,CAAC,EAAE;YACxB,MAAM,CAAC,kBAAkB,CAAC,0BAA0B,EAAE,MAAM,EAAE,IAAI,CAAC,CAAC;SACvE;QAED,KAAK,CAAC;YACF,YAAY,EAAE,IAAI;YAClB,uBAAuB,EAAE,IAAI;YAC7B,MAAM,EAAE,CAAC,MAAM,IAAI,CAAC,CAAC;YACrB,IAAI,EAAE,IAAI;SACb,CAAC,CAAC;IACP,CAAC;CACJ;AAED,MAAM,OAAO,yBAA0B,SAAQ,SAAS;IAIpD,YAAY,UAAkB,EAAE,SAAiB,EAAE,MAAe;QAC9D,IAAI,CAAC,WAAW,CAAC,UAAU,EAAE,EAAE,CAAC,EAAE;YAC9B,MAAM,CAAC,kBAAkB,CAAC,0BAA0B,EAAE,YAAY,EAAE,UAAU,CAAC,CAAC;SACnF;QACD,IAAI,CAAC,WAAW,CAAC,SAAS,EAAE,EAAE,CAAC,EAAE;YAC7B,MAAM,CAAC,kBAAkB,CAAC,0BAA0B,EAAE,WAAW,EAAE,SAAS,CAAC,CAAC;SACjF;QAED,KAAK,CAAC;YACF,YAAY,EAAE,IAAI;YAClB,4BAA4B,EAAE,IAAI;YAClC,MAAM,EAAE,CAAC,MAAM,IAAI,CAAC,CAAC;YACrB,UAAU,EAAE,UAAU;YACtB,SAAS,EAAE,SAAS;SACvB,CAAC,CAAC;IACP,CAAC;CACJ;AAMD,+BAA+B;AAC/B,qBAAqB;AAErB,MAAM,OAAgB,QAAQ;IAyD1B;QACI,MAAM,CAAC,aAAa,CAAC,GAAG,CAAC,MAAM,EAAE,QAAQ,CAAC,CAAC;QAC3C,cAAc,CAAC,IAAI,EAAE,aAAa,EAAE,IAAI,CAAC,CAAC;IAC9C,CAAC;IAlBD,iBAAiB;IACjB,WAAW,CAAC,SAAoB,EAAE,QAAkB;QAChD,OAAO,IAAI,CAAC,EAAE,CAAC,SAAS,EAAE,QAAQ,CAAC,CAAC;IACxC,CAAC;IAED,kBAAkB;IAClB,cAAc,CAAC,SAAoB,EAAE,QAAkB;QACnD,OAAO,IAAI,CAAC,GAAG,CAAC,SAAS,EAAE,QAAQ,CAAC,CAAC;IACzC,CAAC;IAYD,MAAM,CAAC,UAAU,CAAC,KAAU;QACxB,OAAO,CAAC,CAAC,CAAC,KAAK,IAAI,KAAK,CAAC,WAAW,CAAC,CAAC;IAC1C,CAAC;CAyCJ"}
+{"version":3,"file":"index.js","sourceRoot":"","sources":["../src.ts/index.ts"],"names":[],"mappings":"AAAA,YAAY,CAAC;;;;;;;;;;AAEb,OAAO,EAAE,SAAS,EAAgB,MAAM,0BAA0B,CAAC;AACnE,OAAO,EAAa,WAAW,EAAE,MAAM,sBAAsB,CAAC;AAE9D,OAAO,EAAc,WAAW,EAAE,cAAc,EAAE,iBAAiB,EAAE,MAAM,2BAA2B,CAAC;AAIvG,OAAO,EAAE,MAAM,EAAE,MAAM,uBAAuB,CAAC;AAC/C,OAAO,EAAE,OAAO,EAAE,MAAM,YAAY,CAAC;AACrC,MAAM,MAAM,GAAG,IAAI,MAAM,CAAC,OAAO,CAAC,CAAC;AA2ClC,CAAC;AAiED,CAAC;AAsBF,qCAAqC;AACrC,0EAA0E;AAC1E,IAAI;AAEJ,MAAM,OAAgB,SAAU,SAAQ,WAAW;IAK/C,MAAM,CAAC,WAAW,CAAC,KAAU;QACzB,OAAO,CAAC,CAAC,CAAC,KAAK,IAAI,KAAK,CAAC,YAAY,CAAC,CAAC;IAC3C,CAAC;CACJ;AAED,MAAM,OAAO,cAAe,SAAQ,SAAS;IAKzC,YAAY,SAAiB,EAAE,MAAe;QAC1C,IAAI,CAAC,WAAW,CAAC,SAAS,EAAE,EAAE,CAAC,EAAE;YAC7B,MAAM,CAAC,kBAAkB,CAAC,mBAAmB,EAAE,WAAW,EAAE,SAAS,CAAC,CAAC;SAC1E;QAED,KAAK,CAAC;YACF,YAAY,EAAE,IAAI;YAClB,iBAAiB,EAAE,IAAI;YACvB,MAAM,EAAE,CAAC,MAAM,IAAI,CAAC,CAAC;YACrB,SAAS,EAAE,SAAS;SACvB,CAAC,CAAC;IACP,CAAC;CACJ;AAED,MAAM,OAAO,oBAAqB,SAAQ,SAAS;IAK/C,YAAY,IAAY,EAAE,MAAe;QACrC,IAAI,CAAC,WAAW,CAAC,IAAI,EAAE,EAAE,CAAC,EAAE;YACxB,MAAM,CAAC,kBAAkB,CAAC,0BAA0B,EAAE,MAAM,EAAE,IAAI,CAAC,CAAC;SACvE;QAED,KAAK,CAAC;YACF,YAAY,EAAE,IAAI;YAClB,uBAAuB,EAAE,IAAI;YAC7B,MAAM,EAAE,CAAC,MAAM,IAAI,CAAC,CAAC;YACrB,IAAI,EAAE,IAAI;SACb,CAAC,CAAC;IACP,CAAC;CACJ;AAED,MAAM,OAAO,yBAA0B,SAAQ,SAAS;IAIpD,YAAY,UAAkB,EAAE,SAAiB,EAAE,MAAe;QAC9D,IAAI,CAAC,WAAW,CAAC,UAAU,EAAE,EAAE,CAAC,EAAE;YAC9B,MAAM,CAAC,kBAAkB,CAAC,0BAA0B,EAAE,YAAY,EAAE,UAAU,CAAC,CAAC;SACnF;QACD,IAAI,CAAC,WAAW,CAAC,SAAS,EAAE,EAAE,CAAC,EAAE;YAC7B,MAAM,CAAC,kBAAkB,CAAC,0BAA0B,EAAE,WAAW,EAAE,SAAS,CAAC,CAAC;SACjF;QAED,KAAK,CAAC;YACF,YAAY,EAAE,IAAI;YAClB,4BAA4B,EAAE,IAAI;YAClC,MAAM,EAAE,CAAC,MAAM,IAAI,CAAC,CAAC;YACrB,UAAU,EAAE,UAAU;YACtB,SAAS,EAAE,SAAS;SACvB,CAAC,CAAC;IACP,CAAC;CACJ;AAMD,+BAA+B;AAC/B,qBAAqB;AACrB,MAAM,OAAgB,QAAQ;IA+E1B;QACI,MAAM,CAAC,aAAa,CAAC,GAAG,CAAC,MAAM,EAAE,QAAQ,CAAC,CAAC;QAC3C,cAAc,CAAC,IAAI,EAAE,aAAa,EAAE,IAAI,CAAC,CAAC;IAC9C,CAAC;IA1EK,UAAU;;YACZ,MAAM,EAAE,KAAK,EAAE,QAAQ,EAAE,GAAG,MAAM,iBAAiB,CAAC;gBAChD,KAAK,EAAE,IAAI,CAAC,QAAQ,CAAC,QAAQ,CAAC;gBAC9B,QAAQ,EAAE,IAAI,CAAC,WAAW,EAAE,CAAC,KAAK,CAAC,CAAC,KAAK,EAAE,EAAE;oBACzC,+CAA+C;oBAC/C,qBAAqB;oBACrB,OAAO,IAAI,CAAC;gBAChB,CAAC,CAAC;aACL,CAAC,CAAC;YAEH,IAAI,YAAY,GAAG,IAAI,EAAE,oBAAoB,GAAG,IAAI,CAAC;YAErD,IAAI,KAAK,IAAI,KAAK,CAAC,aAAa,EAAE;gBAC9B,6DAA6D;gBAC7D,wDAAwD;gBACxD,+CAA+C;gBAC/C,oBAAoB,GAAG,SAAS,CAAC,IAAI,CAAC,YAAY,CAAC,CAAC;gBACpD,YAAY,GAAG,KAAK,CAAC,aAAa,CAAC,GAAG,CAAC,CAAC,CAAC,CAAC,GAAG,CAAC,oBAAoB,CAAC,CAAC;aACvE;YAED,OAAO,EAAE,YAAY,EAAE,oBAAoB,EAAE,QAAQ,EAAE,CAAC;QAC5D,CAAC;KAAA;IAmCD,iBAAiB;IACjB,WAAW,CAAC,SAAoB,EAAE,QAAkB;QAChD,OAAO,IAAI,CAAC,EAAE,CAAC,SAAS,EAAE,QAAQ,CAAC,CAAC;IACxC,CAAC;IAED,kBAAkB;IAClB,cAAc,CAAC,SAAoB,EAAE,QAAkB;QACnD,OAAO,IAAI,CAAC,GAAG,CAAC,SAAS,EAAE,QAAQ,CAAC,CAAC;IACzC,CAAC;IAYD,MAAM,CAAC,UAAU,CAAC,KAAU;QACxB,OAAO,CAAC,CAAC,CAAC,KAAK,IAAI,KAAK,CAAC,WAAW,CAAC,CAAC;IAC1C,CAAC;CAyCJ"}
--- a/packages/abstract-provider/lib/_version.d.ts
+++ b/packages/abstract-provider/lib/_version.d.ts
@@ -1,2 +1,2 @@
-export declare const version = "abstract-provider/5.3.0";
+export declare const version = "abstract-provider/5.4.1";
 //# sourceMappingURL=_version.d.ts.map
--- a/packages/abstract-provider/lib/_version.js
+++ b/packages/abstract-provider/lib/_version.js
@@ -1,5 +1,5 @@
 "use strict";
 Object.defineProperty(exports, "__esModule", { value: true });
 exports.version = void 0;
-exports.version = "abstract-provider/5.3.0";
+exports.version = "abstract-provider/5.4.1";
 //# sourceMappingURL=_version.js.map
--- a/packages/abstract-provider/lib/index.d.ts
+++ b/packages/abstract-provider/lib/index.d.ts
@@ -15,6 +15,8 @@ export declare type TransactionRequest = {
    chainId?: number;
    type?: number;
    accessList?: AccessListish;
+    maxPriorityFeePerGas?: BigNumberish;
+    maxFeePerGas?: BigNumberish;
 };
 export interface TransactionResponse extends Transaction {
    hash: string;
@@ -38,6 +40,7 @@ interface _Block {
    gasUsed: BigNumber;
    miner: string;
    extraData: string;
+    baseFeePerGas?: null | BigNumber;
 }
 export interface Block extends _Block {
    transactions: Array<string>;
@@ -70,9 +73,16 @@ export interface TransactionReceipt {
    blockNumber: number;
    confirmations: number;
    cumulativeGasUsed: BigNumber;
+    effectiveGasPrice: BigNumber;
    byzantium: boolean;
+    type: number;
    status?: number;
 }
+export interface FeeData {
+    maxFeePerGas: null | BigNumber;
+    maxPriorityFeePerGas: null | BigNumber;
+    gasPrice: null | BigNumber;
+}
 export interface EventFilter {
    address?: string;
    topics?: Array<string | Array<string> | null>;
@@ -110,6 +120,7 @@ export declare abstract class Provider implements OnceBlockable {
    abstract getNetwork(): Promise<Network>;
    abstract getBlockNumber(): Promise<number>;
    abstract getGasPrice(): Promise<BigNumber>;
+    getFeeData(): Promise<FeeData>;
    abstract getBalance(addressOrName: string | Promise<string>, blockTag?: BlockTag | Promise<BlockTag>): Promise<BigNumber>;
    abstract getTransactionCount(addressOrName: string | Promise<string>, blockTag?: BlockTag | Promise<BlockTag>): Promise<number>;
    abstract getCode(addressOrName: string | Promise<string>, blockTag?: BlockTag | Promise<BlockTag>): Promise<string>;
--- a/packages/abstract-provider/lib/index.d.ts.map
+++ b/packages/abstract-provider/lib/index.d.ts.map
--- a/packages/abstract-provider/lib/index.js
+++ b/packages/abstract-provider/lib/index.js
@@ -14,8 +14,45 @@ var __extends = (this && this.__extends) || (function () {
        d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
    };
 })();
+var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
+    function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
+    return new (P || (P = Promise))(function (resolve, reject) {
+        function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
+        function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
+        function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
+        step((generator = generator.apply(thisArg, _arguments || [])).next());
+    });
+};
+var __generator = (this && this.__generator) || function (thisArg, body) {
+    var _ = { label: 0, sent: function() { if (t[0] & 1) throw t[1]; return t[1]; }, trys: [], ops: [] }, f, y, t, g;
+    return g = { next: verb(0), "throw": verb(1), "return": verb(2) }, typeof Symbol === "function" && (g[Symbol.iterator] = function() { return this; }), g;
+    function verb(n) { return function (v) { return step([n, v]); }; }
+    function step(op) {
+        if (f) throw new TypeError("Generator is already executing.");
+        while (_) try {
+            if (f = 1, y && (t = op[0] & 2 ? y["return"] : op[0] ? y["throw"] || ((t = y["return"]) && t.call(y), 0) : y.next) && !(t = t.call(y, op[1])).done) return t;
+            if (y = 0, t) op = [op[0] & 2, t.value];
+            switch (op[0]) {
+                case 0: case 1: t = op; break;
+                case 4: _.label++; return { value: op[1], done: false };
+                case 5: _.label++; y = op[1]; op = [0]; continue;
+                case 7: op = _.ops.pop(); _.trys.pop(); continue;
+                default:
+                    if (!(t = _.trys, t = t.length > 0 && t[t.length - 1]) && (op[0] === 6 || op[0] === 2)) { _ = 0; continue; }
+                    if (op[0] === 3 && (!t || (op[1] > t[0] && op[1] < t[3]))) { _.label = op[1]; break; }
+                    if (op[0] === 6 && _.label < t[1]) { _.label = t[1]; t = op; break; }
+                    if (t && _.label < t[2]) { _.label = t[2]; _.ops.push(op); break; }
+                    if (t[2]) _.ops.pop();
+                    _.trys.pop(); continue;
+            }
+            op = body.call(thisArg, _);
+        } catch (e) { op = [6, e]; y = 0; } finally { f = t = 0; }
+        if (op[0] & 5) throw op[1]; return { value: op[0] ? op[1] : void 0, done: true };
+    }
+};
 Object.defineProperty(exports, "__esModule", { value: true });
 exports.Provider = exports.TransactionOrderForkEvent = exports.TransactionForkEvent = exports.BlockForkEvent = exports.ForkEvent = void 0;
+var bignumber_1 = require("@ethersproject/bignumber");
 var bytes_1 = require("@ethersproject/bytes");
 var properties_1 = require("@ethersproject/properties");
 var logger_1 = require("@ethersproject/logger");
@@ -103,6 +140,34 @@ var Provider = /** @class */ (function () {
        logger.checkAbstract(_newTarget, Provider);
        properties_1.defineReadOnly(this, "_isProvider", true);
    }
+    Provider.prototype.getFeeData = function () {
+        return __awaiter(this, void 0, void 0, function () {
+            var _a, block, gasPrice, maxFeePerGas, maxPriorityFeePerGas;
+            return __generator(this, function (_b) {
+                switch (_b.label) {
+                    case 0: return [4 /*yield*/, properties_1.resolveProperties({
+                            block: this.getBlock("latest"),
+                            gasPrice: this.getGasPrice().catch(function (error) {
+                                // @TODO: Why is this now failing on Calaveras?
+                                //console.log(error);
+                                return null;
+                            })
+                        })];
+                    case 1:
+                        _a = _b.sent(), block = _a.block, gasPrice = _a.gasPrice;
+                        maxFeePerGas = null, maxPriorityFeePerGas = null;
+                        if (block && block.baseFeePerGas) {
+                            // We may want to compute this more accurately in the future,
+                            // using the formula "check if the base fee is correct".
+                            // See: https://eips.ethereum.org/EIPS/eip-1559
+                            maxPriorityFeePerGas = bignumber_1.BigNumber.from("2500000000");
+                            maxFeePerGas = block.baseFeePerGas.mul(2).add(maxPriorityFeePerGas);
+                        }
+                        return [2 /*return*/, { maxFeePerGas: maxFeePerGas, maxPriorityFeePerGas: maxPriorityFeePerGas, gasPrice: gasPrice }];
+                }
+            });
+        });
+    };
    // Alias for "on"
    Provider.prototype.addListener = function (eventName, listener) {
        return this.on(eventName, listener);
--- a/packages/abstract-provider/lib/index.js.map
+++ b/packages/abstract-provider/lib/index.js.map
@@ -1 +1 @@
-{"version":3,"file":"index.js","sourceRoot":"","sources":["../src.ts/index.ts"],"names":[],"mappings":"AAAA,YAAY,CAAC;;;;;;;;;;;;;;;;;;AAGb,8CAA8D;AAE9D,wDAAoF;AAIpF,gDAA+C;AAC/C,uCAAqC;AACrC,IAAM,MAAM,GAAG,IAAI,eAAM,CAAC,kBAAO,CAAC,CAAC;AAwClC,CAAC;AA6DD,CAAC;AAgBF,qCAAqC;AACrC,0EAA0E;AAC1E,IAAI;AAEJ;IAAwC,6BAAW;IAAnD;;IAQA,CAAC;IAHU,qBAAW,GAAlB,UAAmB,KAAU;QACzB,OAAO,CAAC,CAAC,CAAC,KAAK,IAAI,KAAK,CAAC,YAAY,CAAC,CAAC;IAC3C,CAAC;IACL,gBAAC;AAAD,CAAC,AARD,CAAwC,wBAAW,GAQlD;AARqB,8BAAS;AAU/B;IAAoC,kCAAS;IAKzC,wBAAY,SAAiB,EAAE,MAAe;QAA9C,iBAWC;QAVG,IAAI,CAAC,mBAAW,CAAC,SAAS,EAAE,EAAE,CAAC,EAAE;YAC7B,MAAM,CAAC,kBAAkB,CAAC,mBAAmB,EAAE,WAAW,EAAE,SAAS,CAAC,CAAC;SAC1E;QAED,QAAA,kBAAM;YACF,YAAY,EAAE,IAAI;YAClB,iBAAiB,EAAE,IAAI;YACvB,MAAM,EAAE,CAAC,MAAM,IAAI,CAAC,CAAC;YACrB,SAAS,EAAE,SAAS;SACvB,CAAC,SAAC;;IACP,CAAC;IACL,qBAAC;AAAD,CAAC,AAjBD,CAAoC,SAAS,GAiB5C;AAjBY,wCAAc;AAmB3B;IAA0C,wCAAS;IAK/C,8BAAY,IAAY,EAAE,MAAe;QAAzC,iBAWC;QAVG,IAAI,CAAC,mBAAW,CAAC,IAAI,EAAE,EAAE,CAAC,EAAE;YACxB,MAAM,CAAC,kBAAkB,CAAC,0BAA0B,EAAE,MAAM,EAAE,IAAI,CAAC,CAAC;SACvE;QAED,QAAA,kBAAM;YACF,YAAY,EAAE,IAAI;YAClB,uBAAuB,EAAE,IAAI;YAC7B,MAAM,EAAE,CAAC,MAAM,IAAI,CAAC,CAAC;YACrB,IAAI,EAAE,IAAI;SACb,CAAC,SAAC;;IACP,CAAC;IACL,2BAAC;AAAD,CAAC,AAjBD,CAA0C,SAAS,GAiBlD;AAjBY,oDAAoB;AAmBjC;IAA+C,6CAAS;IAIpD,mCAAY,UAAkB,EAAE,SAAiB,EAAE,MAAe;QAAlE,iBAeC;QAdG,IAAI,CAAC,mBAAW,CAAC,UAAU,EAAE,EAAE,CAAC,EAAE;YAC9B,MAAM,CAAC,kBAAkB,CAAC,0BAA0B,EAAE,YAAY,EAAE,UAAU,CAAC,CAAC;SACnF;QACD,IAAI,CAAC,mBAAW,CAAC,SAAS,EAAE,EAAE,CAAC,EAAE;YAC7B,MAAM,CAAC,kBAAkB,CAAC,0BAA0B,EAAE,WAAW,EAAE,SAAS,CAAC,CAAC;SACjF;QAED,QAAA,kBAAM;YACF,YAAY,EAAE,IAAI;YAClB,4BAA4B,EAAE,IAAI;YAClC,MAAM,EAAE,CAAC,MAAM,IAAI,CAAC,CAAC;YACrB,UAAU,EAAE,UAAU;YACtB,SAAS,EAAE,SAAS;SACvB,CAAC,SAAC;;IACP,CAAC;IACL,gCAAC;AAAD,CAAC,AApBD,CAA+C,SAAS,GAoBvD;AApBY,8DAAyB;AA0BtC,+BAA+B;AAC/B,qBAAqB;AAErB;IAyDI;;QACI,MAAM,CAAC,aAAa,aAAa,QAAQ,CAAC,CAAC;QAC3C,2BAAc,CAAC,IAAI,EAAE,aAAa,EAAE,IAAI,CAAC,CAAC;IAC9C,CAAC;IAlBD,iBAAiB;IACjB,8BAAW,GAAX,UAAY,SAAoB,EAAE,QAAkB;QAChD,OAAO,IAAI,CAAC,EAAE,CAAC,SAAS,EAAE,QAAQ,CAAC,CAAC;IACxC,CAAC;IAED,kBAAkB;IAClB,iCAAc,GAAd,UAAe,SAAoB,EAAE,QAAkB;QACnD,OAAO,IAAI,CAAC,GAAG,CAAC,SAAS,EAAE,QAAQ,CAAC,CAAC;IACzC,CAAC;IAYM,mBAAU,GAAjB,UAAkB,KAAU;QACxB,OAAO,CAAC,CAAC,CAAC,KAAK,IAAI,KAAK,CAAC,WAAW,CAAC,CAAC;IAC1C,CAAC;IAyCL,eAAC;AAAD,CAAC,AAzGD,IAyGC;AAzGqB,4BAAQ"}
+{"version":3,"file":"index.js","sourceRoot":"","sources":["../src.ts/index.ts"],"names":[],"mappings":"AAAA,YAAY,CAAC;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;AAEb,sDAAmE;AACnE,8CAA8D;AAE9D,wDAAuG;AAIvG,gDAA+C;AAC/C,uCAAqC;AACrC,IAAM,MAAM,GAAG,IAAI,eAAM,CAAC,kBAAO,CAAC,CAAC;AA2ClC,CAAC;AAiED,CAAC;AAsBF,qCAAqC;AACrC,0EAA0E;AAC1E,IAAI;AAEJ;IAAwC,6BAAW;IAAnD;;IAQA,CAAC;IAHU,qBAAW,GAAlB,UAAmB,KAAU;QACzB,OAAO,CAAC,CAAC,CAAC,KAAK,IAAI,KAAK,CAAC,YAAY,CAAC,CAAC;IAC3C,CAAC;IACL,gBAAC;AAAD,CAAC,AARD,CAAwC,wBAAW,GAQlD;AARqB,8BAAS;AAU/B;IAAoC,kCAAS;IAKzC,wBAAY,SAAiB,EAAE,MAAe;QAA9C,iBAWC;QAVG,IAAI,CAAC,mBAAW,CAAC,SAAS,EAAE,EAAE,CAAC,EAAE;YAC7B,MAAM,CAAC,kBAAkB,CAAC,mBAAmB,EAAE,WAAW,EAAE,SAAS,CAAC,CAAC;SAC1E;QAED,QAAA,kBAAM;YACF,YAAY,EAAE,IAAI;YAClB,iBAAiB,EAAE,IAAI;YACvB,MAAM,EAAE,CAAC,MAAM,IAAI,CAAC,CAAC;YACrB,SAAS,EAAE,SAAS;SACvB,CAAC,SAAC;;IACP,CAAC;IACL,qBAAC;AAAD,CAAC,AAjBD,CAAoC,SAAS,GAiB5C;AAjBY,wCAAc;AAmB3B;IAA0C,wCAAS;IAK/C,8BAAY,IAAY,EAAE,MAAe;QAAzC,iBAWC;QAVG,IAAI,CAAC,mBAAW,CAAC,IAAI,EAAE,EAAE,CAAC,EAAE;YACxB,MAAM,CAAC,kBAAkB,CAAC,0BAA0B,EAAE,MAAM,EAAE,IAAI,CAAC,CAAC;SACvE;QAED,QAAA,kBAAM;YACF,YAAY,EAAE,IAAI;YAClB,uBAAuB,EAAE,IAAI;YAC7B,MAAM,EAAE,CAAC,MAAM,IAAI,CAAC,CAAC;YACrB,IAAI,EAAE,IAAI;SACb,CAAC,SAAC;;IACP,CAAC;IACL,2BAAC;AAAD,CAAC,AAjBD,CAA0C,SAAS,GAiBlD;AAjBY,oDAAoB;AAmBjC;IAA+C,6CAAS;IAIpD,mCAAY,UAAkB,EAAE,SAAiB,EAAE,MAAe;QAAlE,iBAeC;QAdG,IAAI,CAAC,mBAAW,CAAC,UAAU,EAAE,EAAE,CAAC,EAAE;YAC9B,MAAM,CAAC,kBAAkB,CAAC,0BAA0B,EAAE,YAAY,EAAE,UAAU,CAAC,CAAC;SACnF;QACD,IAAI,CAAC,mBAAW,CAAC,SAAS,EAAE,EAAE,CAAC,EAAE;YAC7B,MAAM,CAAC,kBAAkB,CAAC,0BAA0B,EAAE,WAAW,EAAE,SAAS,CAAC,CAAC;SACjF;QAED,QAAA,kBAAM;YACF,YAAY,EAAE,IAAI;YAClB,4BAA4B,EAAE,IAAI;YAClC,MAAM,EAAE,CAAC,MAAM,IAAI,CAAC,CAAC;YACrB,UAAU,EAAE,UAAU;YACtB,SAAS,EAAE,SAAS;SACvB,CAAC,SAAC;;IACP,CAAC;IACL,gCAAC;AAAD,CAAC,AApBD,CAA+C,SAAS,GAoBvD;AApBY,8DAAyB;AA0BtC,+BAA+B;AAC/B,qBAAqB;AACrB;IA+EI;;QACI,MAAM,CAAC,aAAa,aAAa,QAAQ,CAAC,CAAC;QAC3C,2BAAc,CAAC,IAAI,EAAE,aAAa,EAAE,IAAI,CAAC,CAAC;IAC9C,CAAC;IA1EK,6BAAU,GAAhB;;;;;4BACgC,qBAAM,8BAAiB,CAAC;4BAChD,KAAK,EAAE,IAAI,CAAC,QAAQ,CAAC,QAAQ,CAAC;4BAC9B,QAAQ,EAAE,IAAI,CAAC,WAAW,EAAE,CAAC,KAAK,CAAC,UAAC,KAAK;gCACrC,+CAA+C;gCAC/C,qBAAqB;gCACrB,OAAO,IAAI,CAAC;4BAChB,CAAC,CAAC;yBACL,CAAC,EAAA;;wBAPI,KAAsB,SAO1B,EAPM,KAAK,WAAA,EAAE,QAAQ,cAAA;wBASnB,YAAY,GAAG,IAAI,EAAE,oBAAoB,GAAG,IAAI,CAAC;wBAErD,IAAI,KAAK,IAAI,KAAK,CAAC,aAAa,EAAE;4BAC9B,6DAA6D;4BAC7D,wDAAwD;4BACxD,+CAA+C;4BAC/C,oBAAoB,GAAG,qBAAS,CAAC,IAAI,CAAC,YAAY,CAAC,CAAC;4BACpD,YAAY,GAAG,KAAK,CAAC,aAAa,CAAC,GAAG,CAAC,CAAC,CAAC,CAAC,GAAG,CAAC,oBAAoB,CAAC,CAAC;yBACvE;wBAED,sBAAO,EAAE,YAAY,cAAA,EAAE,oBAAoB,sBAAA,EAAE,QAAQ,UAAA,EAAE,EAAC;;;;KAC3D;IAmCD,iBAAiB;IACjB,8BAAW,GAAX,UAAY,SAAoB,EAAE,QAAkB;QAChD,OAAO,IAAI,CAAC,EAAE,CAAC,SAAS,EAAE,QAAQ,CAAC,CAAC;IACxC,CAAC;IAED,kBAAkB;IAClB,iCAAc,GAAd,UAAe,SAAoB,EAAE,QAAkB;QACnD,OAAO,IAAI,CAAC,GAAG,CAAC,SAAS,EAAE,QAAQ,CAAC,CAAC;IACzC,CAAC;IAYM,mBAAU,GAAjB,UAAkB,KAAU;QACxB,OAAO,CAAC,CAAC,CAAC,KAAK,IAAI,KAAK,CAAC,WAAW,CAAC,CAAC;IAC1C,CAAC;IAyCL,eAAC;AAAD,CAAC,AA/HD,IA+HC;AA/HqB,4BAAQ"}
--- a/packages/abstract-provider/package.json
+++ b/packages/abstract-provider/package.json
@@ -1,13 +1,13 @@
 {
  "author": "Richard Moore <me@ricmoo.com>",
  "dependencies": {
-    "@ethersproject/bignumber": "^5.3.0",
-    "@ethersproject/bytes": "^5.3.0",
-    "@ethersproject/logger": "^5.3.0",
-    "@ethersproject/networks": "^5.3.0",
-    "@ethersproject/properties": "^5.3.0",
-    "@ethersproject/transactions": "^5.3.0",
-    "@ethersproject/web": "^5.3.0"
+    "@ethersproject/bignumber": "^5.4.0",
+    "@ethersproject/bytes": "^5.4.0",
+    "@ethersproject/logger": "^5.4.0",
+    "@ethersproject/networks": "^5.4.0",
+    "@ethersproject/properties": "^5.4.0",
+    "@ethersproject/transactions": "^5.4.0",
+    "@ethersproject/web": "^5.4.0"
  },
  "description": "An Abstract Class for describing an Ethereum Provider for ethers.",
  "ethereum": "donations.ethers.eth",
@@ -41,7 +41,7 @@
    "test": "echo \"Error: no test specified\" && exit 1"
  },
  "sideEffects": false,
-  "tarballHash": "0xbe087cfc8ee43f3154f8006b382424ca7394b04d34fc089372ade08ba9cb65b6",
+  "tarballHash": "0x98d00d08cd419d97002adac0ea555bb5e5c98a1221c71480d168ac666b1c01fb",
  "types": "./lib/index.d.ts",
-  "version": "5.3.0"
+  "version": "5.4.1"
 }
--- a/packages/abstract-provider/src.ts/_version.ts
+++ b/packages/abstract-provider/src.ts/_version.ts
@@ -1 +1 @@
-export const version = "abstract-provider/5.3.0";
+export const version = "abstract-provider/5.4.1";
--- a/packages/abstract-provider/src.ts/index.ts
+++ b/packages/abstract-provider/src.ts/index.ts
@@ -3,7 +3,7 @@
 import { BigNumber, BigNumberish } from "@ethersproject/bignumber";
 import { BytesLike, isHexString } from "@ethersproject/bytes";
 import { Network } from "@ethersproject/networks";
-import { Deferrable, Description, defineReadOnly } from "@ethersproject/properties";
+import { Deferrable, Description, defineReadOnly, resolveProperties } from "@ethersproject/properties";
 import { AccessListish, Transaction } from "@ethersproject/transactions";
 import { OnceBlockable } from "@ethersproject/web";

@@ -29,6 +29,9 @@ export type TransactionRequest = {

    type?: number;
    accessList?: AccessListish;
+
+    maxPriorityFeePerGas?: BigNumberish;
+    maxFeePerGas?: BigNumberish;
 }

 export interface TransactionResponse extends Transaction {
@@ -67,6 +70,8 @@ interface _Block {

    miner: string;
    extraData: string;
+
+    baseFeePerGas?: null | BigNumber;
 }

 export interface Block extends _Block {
@@ -108,10 +113,18 @@ export interface TransactionReceipt {
    blockNumber: number,
    confirmations: number,
    cumulativeGasUsed: BigNumber,
+    effectiveGasPrice: BigNumber,
    byzantium: boolean,
+    type: number;
    status?: number
 };

+export interface FeeData {
+    maxFeePerGas: null | BigNumber;
+    maxPriorityFeePerGas: null | BigNumber;
+    gasPrice: null | BigNumber;
+}
+
 export interface EventFilter {
    address?: string;
    topics?: Array<string | Array<string> | null>;
@@ -206,7 +219,6 @@ export type Listener = (...args: Array<any>) => void;

 ///////////////////////////////
 // Exported Abstracts
-
 export abstract class Provider implements OnceBlockable {

    // Network
@@ -215,6 +227,28 @@ export abstract class Provider implements OnceBlockable {
    // Latest State
    abstract getBlockNumber(): Promise<number>;
    abstract getGasPrice(): Promise<BigNumber>;
+    async getFeeData(): Promise<FeeData> {
+        const { block, gasPrice } = await resolveProperties({
+            block: this.getBlock("latest"),
+            gasPrice: this.getGasPrice().catch((error) => {
+                // @TODO: Why is this now failing on Calaveras?
+                //console.log(error);
+                return null;
+            })
+        });
+
+        let maxFeePerGas = null, maxPriorityFeePerGas = null;
+
+        if (block && block.baseFeePerGas) {
+            // We may want to compute this more accurately in the future,
+            // using the formula "check if the base fee is correct".
+            // See: https://eips.ethereum.org/EIPS/eip-1559
+            maxPriorityFeePerGas = BigNumber.from("2500000000");
+            maxFeePerGas = block.baseFeePerGas.mul(2).add(maxPriorityFeePerGas);
+        }
+
+        return { maxFeePerGas, maxPriorityFeePerGas, gasPrice };
+    }

    // Account
    abstract getBalance(addressOrName: string | Promise<string>, blockTag?: BlockTag | Promise<BlockTag>): Promise<BigNumber>;
--- a/packages/abstract-signer/lib.esm/_version.d.ts
+++ b/packages/abstract-signer/lib.esm/_version.d.ts
@@ -1,2 +1,2 @@
-export declare const version = "abstract-signer/5.3.0";
+export declare const version = "abstract-signer/5.4.1";
 //# sourceMappingURL=_version.d.ts.map
--- a/packages/abstract-signer/lib.esm/_version.js
+++ b/packages/abstract-signer/lib.esm/_version.js
@@ -1,2 +1,2 @@
-export const version = "abstract-signer/5.3.0";
+export const version = "abstract-signer/5.4.1";
 //# sourceMappingURL=_version.js.map
--- a/packages/abstract-signer/lib.esm/index.d.ts
+++ b/packages/abstract-signer/lib.esm/index.d.ts
@@ -1,4 +1,4 @@
-import { BlockTag, Provider, TransactionRequest, TransactionResponse } from "@ethersproject/abstract-provider";
+import { BlockTag, FeeData, Provider, TransactionRequest, TransactionResponse } from "@ethersproject/abstract-provider";
 import { BigNumber, BigNumberish } from "@ethersproject/bignumber";
 import { Bytes, BytesLike } from "@ethersproject/bytes";
 import { Deferrable } from "@ethersproject/properties";
@@ -35,6 +35,7 @@ export declare abstract class Signer {
    sendTransaction(transaction: Deferrable<TransactionRequest>): Promise<TransactionResponse>;
    getChainId(): Promise<number>;
    getGasPrice(): Promise<BigNumber>;
+    getFeeData(): Promise<FeeData>;
    resolveName(name: string): Promise<string>;
    checkTransaction(transaction: Deferrable<TransactionRequest>): Deferrable<TransactionRequest>;
    populateTransaction(transaction: Deferrable<TransactionRequest>): Promise<TransactionRequest>;
--- a/packages/abstract-signer/lib.esm/index.d.ts.map
+++ b/packages/abstract-signer/lib.esm/index.d.ts.map
@@ -1 +1 @@
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+{"version":3,"file":"index.d.ts","sourceRoot":"","sources":["../src.ts/index.ts"],"names":[],"mappings":"AAEA,OAAO,EAAE,QAAQ,EAAE,OAAO,EAAE,QAAQ,EAAE,kBAAkB,EAAE,mBAAmB,EAAE,MAAM,kCAAkC,CAAC;AACxH,OAAO,EAAE,SAAS,EAAE,YAAY,EAAE,MAAM,0BAA0B,CAAC;AACnE,OAAO,EAAE,KAAK,EAAE,SAAS,EAAE,MAAM,sBAAsB,CAAC;AACxD,OAAO,EAAE,UAAU,EAAkD,MAAM,2BAA2B,CAAC;AAmBvG,MAAM,WAAW,eAAe;IAC5B,IAAI,CAAC,EAAE,MAAM,CAAC;IACd,OAAO,CAAC,EAAE,MAAM,CAAC;IACjB,OAAO,CAAC,EAAE,YAAY,CAAC;IACvB,iBAAiB,CAAC,EAAE,MAAM,CAAC;IAC3B,IAAI,CAAC,EAAE,SAAS,CAAC;CACpB;AAED,MAAM,WAAW,cAAc;IAC3B,IAAI,EAAE,MAAM,CAAC;IACb,IAAI,EAAE,MAAM,CAAC;CAChB;AAID,MAAM,WAAW,sBAAsB;IACnC,QAAQ,CAAC,OAAO,EAAE,MAAM,CAAC;IACzB,QAAQ,CAAC,UAAU,EAAE,MAAM,CAAC;CAC/B;AAWD,MAAM,WAAW,eAAe;IAC5B,cAAc,CAAC,MAAM,EAAE,eAAe,EAAE,KAAK,EAAE,MAAM,CAAC,MAAM,EAAE,KAAK,CAAC,cAAc,CAAC,CAAC,EAAE,KAAK,EAAE,MAAM,CAAC,MAAM,EAAE,GAAG,CAAC,GAAG,OAAO,CAAC,MAAM,CAAC,CAAC;CACtI;AAED,8BAAsB,MAAM;IACxB,QAAQ,CAAC,QAAQ,CAAC,EAAE,QAAQ,CAAC;IAM7B,QAAQ,CAAC,UAAU,IAAI,OAAO,CAAC,MAAM,CAAC;IAMtC,QAAQ,CAAC,WAAW,CAAC,OAAO,EAAE,KAAK,GAAG,MAAM,GAAG,OAAO,CAAC,MAAM,CAAC;IAM9D,QAAQ,CAAC,eAAe,CAAC,WAAW,EAAE,UAAU,CAAC,kBAAkB,CAAC,GAAG,OAAO,CAAC,MAAM,CAAC;IAItF,QAAQ,CAAC,OAAO,CAAC,QAAQ,EAAE,QAAQ,GAAG,MAAM;IAE5C,QAAQ,CAAC,SAAS,EAAE,OAAO,CAAC;;IActB,UAAU,CAAC,QAAQ,CAAC,EAAE,QAAQ,GAAG,OAAO,CAAC,SAAS,CAAC;IAKnD,mBAAmB,CAAC,QAAQ,CAAC,EAAE,QAAQ,GAAG,OAAO,CAAC,MAAM,CAAC;IAMzD,WAAW,CAAC,WAAW,EAAE,UAAU,CAAC,kBAAkB,CAAC,GAAG,OAAO,CAAC,SAAS,CAAC;IAO5E,IAAI,CAAC,WAAW,EAAE,UAAU,CAAC,kBAAkB,CAAC,EAAE,QAAQ,CAAC,EAAE,QAAQ,GAAG,OAAO,CAAC,MAAM,CAAC;IAOvF,eAAe,CAAC,WAAW,EAAE,UAAU,CAAC,kBAAkB,CAAC,GAAG,OAAO,CAAC,mBAAmB,CAAC;IAO1F,UAAU,IAAI,OAAO,CAAC,MAAM,CAAC;IAM7B,WAAW,IAAI,OAAO,CAAC,SAAS,CAAC;IAKjC,UAAU,IAAI,OAAO,CAAC,OAAO,CAAC;IAM9B,WAAW,CAAC,IAAI,EAAE,MAAM,GAAG,OAAO,CAAC,MAAM,CAAC;IAgBhD,gBAAgB,CAAC,WAAW,EAAE,UAAU,CAAC,kBAAkB,CAAC,GAAG,UAAU,CAAC,kBAAkB,CAAC;IAmCvF,mBAAmB,CAAC,WAAW,EAAE,UAAU,CAAC,kBAAkB,CAAC,GAAG,OAAO,CAAC,kBAAkB,CAAC;IAoInG,cAAc,CAAC,SAAS,CAAC,EAAE,MAAM,GAAG,IAAI;IAMxC,MAAM,CAAC,QAAQ,CAAC,KAAK,EAAE,GAAG,GAAG,KAAK,IAAI,MAAM;CAG/C;AAED,qBAAa,UAAW,SAAQ,MAAO,YAAW,eAAe;IAC7D,QAAQ,CAAC,OAAO,EAAE,MAAM,CAAC;gBAEb,OAAO,EAAE,MAAM,EAAE,QAAQ,CAAC,EAAE,QAAQ;IAOhD,UAAU,IAAI,OAAO,CAAC,MAAM,CAAC;IAI7B,KAAK,CAAC,OAAO,EAAE,MAAM,EAAE,SAAS,EAAE,MAAM,GAAG,OAAO,CAAC,GAAG,CAAC;IAMvD,WAAW,CAAC,OAAO,EAAE,KAAK,GAAG,MAAM,GAAG,OAAO,CAAC,MAAM,CAAC;IAIrD,eAAe,CAAC,WAAW,EAAE,UAAU,CAAC,kBAAkB,CAAC,GAAG,OAAO,CAAC,MAAM,CAAC;IAI7E,cAAc,CAAC,MAAM,EAAE,eAAe,EAAE,KAAK,EAAE,MAAM,CAAC,MAAM,EAAE,KAAK,CAAC,cAAc,CAAC,CAAC,EAAE,KAAK,EAAE,MAAM,CAAC,MAAM,EAAE,GAAG,CAAC,GAAG,OAAO,CAAC,MAAM,CAAC;IAIlI,OAAO,CAAC,QAAQ,EAAE,QAAQ,GAAG,UAAU;CAG1C"}
--- a/packages/abstract-signer/lib.esm/index.js
+++ b/packages/abstract-signer/lib.esm/index.js
@@ -13,7 +13,7 @@ import { Logger } from "@ethersproject/logger";
 import { version } from "./_version";
 const logger = new Logger(version);
 const allowedTransactionKeys = [
-    "accessList", "chainId", "data", "from", "gasLimit", "gasPrice", "nonce", "to", "type", "value"
+    "accessList", "chainId", "data", "from", "gasLimit", "gasPrice", "maxFeePerGas", "maxPriorityFeePerGas", "nonce", "to", "type", "value"
 ];
 const forwardErrors = [
    Logger.errors.INSUFFICIENT_FUNDS,
@@ -61,11 +61,11 @@ export class Signer {
    }
    // Populates all fields in a transaction, signs it and sends it to the network
    sendTransaction(transaction) {
-        this._checkProvider("sendTransaction");
-        return this.populateTransaction(transaction).then((tx) => {
-            return this.signTransaction(tx).then((signedTx) => {
-                return this.provider.sendTransaction(signedTx);
-            });
+        return __awaiter(this, void 0, void 0, function* () {
+            this._checkProvider("sendTransaction");
+            const tx = yield this.populateTransaction(transaction);
+            const signedTx = yield this.signTransaction(tx);
+            return yield this.provider.sendTransaction(signedTx);
        });
    }
    getChainId() {
@@ -81,6 +81,12 @@ export class Signer {
            return yield this.provider.getGasPrice();
        });
    }
+    getFeeData() {
+        return __awaiter(this, void 0, void 0, function* () {
+            this._checkProvider("getFeeData");
+            return yield this.provider.getFeeData();
+        });
+    }
    resolveName(name) {
        return __awaiter(this, void 0, void 0, function* () {
            this._checkProvider("resolveName");
@@ -124,6 +130,9 @@ export class Signer {
    // this Signer. Should be used by sendTransaction but NOT by signTransaction.
    // By default called from: (overriding these prevents it)
    //   - sendTransaction
+    //
+    // Notes:
+    //  - We allow gasPrice for EIP-1559 as long as it matches maxFeePerGas
    populateTransaction(transaction) {
        return __awaiter(this, void 0, void 0, function* () {
            const tx = yield resolveProperties(this.checkTransaction(transaction));
@@ -138,9 +147,87 @@ export class Signer {
                    }
                    return address;
                }));
+                // Prevent this error from causing an UnhandledPromiseException
+                tx.to.catch((error) => { });
            }
-            if (tx.gasPrice == null) {
-                tx.gasPrice = this.getGasPrice();
+            // Do not allow mixing pre-eip-1559 and eip-1559 proerties
+            const hasEip1559 = (tx.maxFeePerGas != null || tx.maxPriorityFeePerGas != null);
+            if (tx.gasPrice != null && (tx.type === 2 || hasEip1559)) {
+                logger.throwArgumentError("eip-1559 transaction do not support gasPrice", "transaction", transaction);
+            }
+            else if ((tx.type === 0 || tx.type === 1) && hasEip1559) {
+                logger.throwArgumentError("pre-eip-1559 transaction do not support maxFeePerGas/maxPriorityFeePerGas", "transaction", transaction);
+            }
+            if ((tx.type === 2 || tx.type == null) && (tx.maxFeePerGas != null && tx.maxPriorityFeePerGas != null)) {
+                // Fully-formed EIP-1559 transaction (skip getFeeData)
+                tx.type = 2;
+            }
+            else if (tx.type === 0 || tx.type === 1) {
+                // Explicit Legacy or EIP-2930 transaction
+                // Populate missing gasPrice
+                if (tx.gasPrice == null) {
+                    tx.gasPrice = this.getGasPrice();
+                }
+            }
+            else {
+                // We need to get fee data to determine things
+                const feeData = yield this.getFeeData();
+                if (tx.type == null) {
+                    // We need to auto-detect the intended type of this transaction...
+                    if (feeData.maxFeePerGas != null && feeData.maxPriorityFeePerGas != null) {
+                        // The network supports EIP-1559!
+                        // Upgrade transaction from null to eip-1559
+                        tx.type = 2;
+                        if (tx.gasPrice != null) {
+                            // Using legacy gasPrice property on an eip-1559 network,
+                            // so use gasPrice as both fee properties
+                            const gasPrice = tx.gasPrice;
+                            delete tx.gasPrice;
+                            tx.maxFeePerGas = gasPrice;
+                            tx.maxPriorityFeePerGas = gasPrice;
+                        }
+                        else {
+                            // Populate missing fee data
+                            if (tx.maxFeePerGas == null) {
+                                tx.maxFeePerGas = feeData.maxFeePerGas;
+                            }
+                            if (tx.maxPriorityFeePerGas == null) {
+                                tx.maxPriorityFeePerGas = feeData.maxPriorityFeePerGas;
+                            }
+                        }
+                    }
+                    else if (feeData.gasPrice != null) {
+                        // Network doesn't support EIP-1559...
+                        // ...but they are trying to use EIP-1559 properties
+                        if (hasEip1559) {
+                            logger.throwError("network does not support EIP-1559", Logger.errors.UNSUPPORTED_OPERATION, {
+                                operation: "populateTransaction"
+                            });
+                        }
+                        // Populate missing fee data
+                        if (tx.gasPrice == null) {
+                            tx.gasPrice = feeData.gasPrice;
+                        }
+                        // Explicitly set untyped transaction to legacy
+                        tx.type = 0;
+                    }
+                    else {
+                        // getFeeData has failed us.
+                        logger.throwError("failed to get consistent fee data", Logger.errors.UNSUPPORTED_OPERATION, {
+                            operation: "signer.getFeeData"
+                        });
+                    }
+                }
+                else if (tx.type === 2) {
+                    // Explicitly using EIP-1559
+                    // Populate missing fee data
+                    if (tx.maxFeePerGas == null) {
+                        tx.maxFeePerGas = feeData.maxFeePerGas;
+                    }
+                    if (tx.maxPriorityFeePerGas == null) {
+                        tx.maxPriorityFeePerGas = feeData.maxPriorityFeePerGas;
+                    }
+                }
            }
            if (tx.nonce == null) {
                tx.nonce = this.getTransactionCount("pending");
--- a/packages/abstract-signer/lib.esm/index.js.map
+++ b/packages/abstract-signer/lib.esm/index.js.map
--- a/packages/abstract-signer/lib/_version.d.ts
+++ b/packages/abstract-signer/lib/_version.d.ts
@@ -1,2 +1,2 @@
-export declare const version = "abstract-signer/5.3.0";
+export declare const version = "abstract-signer/5.4.1";
 //# sourceMappingURL=_version.d.ts.map
--- a/packages/abstract-signer/lib/_version.js
+++ b/packages/abstract-signer/lib/_version.js
@@ -1,5 +1,5 @@
 "use strict";
 Object.defineProperty(exports, "__esModule", { value: true });
 exports.version = void 0;
-exports.version = "abstract-signer/5.3.0";
+exports.version = "abstract-signer/5.4.1";
 //# sourceMappingURL=_version.js.map
--- a/packages/abstract-signer/lib/index.d.ts
+++ b/packages/abstract-signer/lib/index.d.ts
@@ -1,4 +1,4 @@
-import { BlockTag, Provider, TransactionRequest, TransactionResponse } from "@ethersproject/abstract-provider";
+import { BlockTag, FeeData, Provider, TransactionRequest, TransactionResponse } from "@ethersproject/abstract-provider";
 import { BigNumber, BigNumberish } from "@ethersproject/bignumber";
 import { Bytes, BytesLike } from "@ethersproject/bytes";
 import { Deferrable } from "@ethersproject/properties";
@@ -35,6 +35,7 @@ export declare abstract class Signer {
    sendTransaction(transaction: Deferrable<TransactionRequest>): Promise<TransactionResponse>;
    getChainId(): Promise<number>;
    getGasPrice(): Promise<BigNumber>;
+    getFeeData(): Promise<FeeData>;
    resolveName(name: string): Promise<string>;
    checkTransaction(transaction: Deferrable<TransactionRequest>): Deferrable<TransactionRequest>;
    populateTransaction(transaction: Deferrable<TransactionRequest>): Promise<TransactionRequest>;
--- a/packages/abstract-signer/lib/index.d.ts.map
+++ b/packages/abstract-signer/lib/index.d.ts.map
@@ -1 +1 @@
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--- a/packages/abstract-signer/lib/index.js
+++ b/packages/abstract-signer/lib/index.js
@@ -57,7 +57,7 @@ var logger_1 = require("@ethersproject/logger");
 var _version_1 = require("./_version");
 var logger = new logger_1.Logger(_version_1.version);
 var allowedTransactionKeys = [
-    "accessList", "chainId", "data", "from", "gasLimit", "gasPrice", "nonce", "to", "type", "value"
+    "accessList", "chainId", "data", "from", "gasLimit", "gasPrice", "maxFeePerGas", "maxPriorityFeePerGas", "nonce", "to", "type", "value"
 ];
 var forwardErrors = [
    logger_1.Logger.errors.INSUFFICIENT_FUNDS,
@@ -136,11 +136,21 @@ var Signer = /** @class */ (function () {
    };
    // Populates all fields in a transaction, signs it and sends it to the network
    Signer.prototype.sendTransaction = function (transaction) {
-        var _this = this;
-        this._checkProvider("sendTransaction");
-        return this.populateTransaction(transaction).then(function (tx) {
-            return _this.signTransaction(tx).then(function (signedTx) {
-                return _this.provider.sendTransaction(signedTx);
+        return __awaiter(this, void 0, void 0, function () {
+            var tx, signedTx;
+            return __generator(this, function (_a) {
+                switch (_a.label) {
+                    case 0:
+                        this._checkProvider("sendTransaction");
+                        return [4 /*yield*/, this.populateTransaction(transaction)];
+                    case 1:
+                        tx = _a.sent();
+                        return [4 /*yield*/, this.signTransaction(tx)];
+                    case 2:
+                        signedTx = _a.sent();
+                        return [4 /*yield*/, this.provider.sendTransaction(signedTx)];
+                    case 3: return [2 /*return*/, _a.sent()];
+                }
            });
        });
    };
@@ -171,6 +181,18 @@ var Signer = /** @class */ (function () {
            });
        });
    };
+    Signer.prototype.getFeeData = function () {
+        return __awaiter(this, void 0, void 0, function () {
+            return __generator(this, function (_a) {
+                switch (_a.label) {
+                    case 0:
+                        this._checkProvider("getFeeData");
+                        return [4 /*yield*/, this.provider.getFeeData()];
+                    case 1: return [2 /*return*/, _a.sent()];
+                }
+            });
+        });
+    };
    Signer.prototype.resolveName = function (name) {
        return __awaiter(this, void 0, void 0, function () {
            return __generator(this, function (_a) {
@@ -220,9 +242,12 @@ var Signer = /** @class */ (function () {
    // this Signer. Should be used by sendTransaction but NOT by signTransaction.
    // By default called from: (overriding these prevents it)
    //   - sendTransaction
+    //
+    // Notes:
+    //  - We allow gasPrice for EIP-1559 as long as it matches maxFeePerGas
    Signer.prototype.populateTransaction = function (transaction) {
        return __awaiter(this, void 0, void 0, function () {
-            var tx;
+            var tx, hasEip1559, feeData, gasPrice;
            var _this = this;
            return __generator(this, function (_a) {
                switch (_a.label) {
@@ -248,10 +273,87 @@ var Signer = /** @class */ (function () {
                                    }
                                });
                            }); });
+                            // Prevent this error from causing an UnhandledPromiseException
+                            tx.to.catch(function (error) { });
                        }
+                        hasEip1559 = (tx.maxFeePerGas != null || tx.maxPriorityFeePerGas != null);
+                        if (tx.gasPrice != null && (tx.type === 2 || hasEip1559)) {
+                            logger.throwArgumentError("eip-1559 transaction do not support gasPrice", "transaction", transaction);
+                        }
+                        else if ((tx.type === 0 || tx.type === 1) && hasEip1559) {
+                            logger.throwArgumentError("pre-eip-1559 transaction do not support maxFeePerGas/maxPriorityFeePerGas", "transaction", transaction);
+                        }
+                        if (!((tx.type === 2 || tx.type == null) && (tx.maxFeePerGas != null && tx.maxPriorityFeePerGas != null))) return [3 /*break*/, 2];
+                        // Fully-formed EIP-1559 transaction (skip getFeeData)
+                        tx.type = 2;
+                        return [3 /*break*/, 5];
+                    case 2:
+                        if (!(tx.type === 0 || tx.type === 1)) return [3 /*break*/, 3];
+                        // Explicit Legacy or EIP-2930 transaction
+                        // Populate missing gasPrice
                        if (tx.gasPrice == null) {
                            tx.gasPrice = this.getGasPrice();
                        }
+                        return [3 /*break*/, 5];
+                    case 3: return [4 /*yield*/, this.getFeeData()];
+                    case 4:
+                        feeData = _a.sent();
+                        if (tx.type == null) {
+                            // We need to auto-detect the intended type of this transaction...
+                            if (feeData.maxFeePerGas != null && feeData.maxPriorityFeePerGas != null) {
+                                // The network supports EIP-1559!
+                                // Upgrade transaction from null to eip-1559
+                                tx.type = 2;
+                                if (tx.gasPrice != null) {
+                                    gasPrice = tx.gasPrice;
+                                    delete tx.gasPrice;
+                                    tx.maxFeePerGas = gasPrice;
+                                    tx.maxPriorityFeePerGas = gasPrice;
+                                }
+                                else {
+                                    // Populate missing fee data
+                                    if (tx.maxFeePerGas == null) {
+                                        tx.maxFeePerGas = feeData.maxFeePerGas;
+                                    }
+                                    if (tx.maxPriorityFeePerGas == null) {
+                                        tx.maxPriorityFeePerGas = feeData.maxPriorityFeePerGas;
+                                    }
+                                }
+                            }
+                            else if (feeData.gasPrice != null) {
+                                // Network doesn't support EIP-1559...
+                                // ...but they are trying to use EIP-1559 properties
+                                if (hasEip1559) {
+                                    logger.throwError("network does not support EIP-1559", logger_1.Logger.errors.UNSUPPORTED_OPERATION, {
+                                        operation: "populateTransaction"
+                                    });
+                                }
+                                // Populate missing fee data
+                                if (tx.gasPrice == null) {
+                                    tx.gasPrice = feeData.gasPrice;
+                                }
+                                // Explicitly set untyped transaction to legacy
+                                tx.type = 0;
+                            }
+                            else {
+                                // getFeeData has failed us.
+                                logger.throwError("failed to get consistent fee data", logger_1.Logger.errors.UNSUPPORTED_OPERATION, {
+                                    operation: "signer.getFeeData"
+                                });
+                            }
+                        }
+                        else if (tx.type === 2) {
+                            // Explicitly using EIP-1559
+                            // Populate missing fee data
+                            if (tx.maxFeePerGas == null) {
+                                tx.maxFeePerGas = feeData.maxFeePerGas;
+                            }
+                            if (tx.maxPriorityFeePerGas == null) {
+                                tx.maxPriorityFeePerGas = feeData.maxPriorityFeePerGas;
+                            }
+                        }
+                        _a.label = 5;
+                    case 5:
                        if (tx.nonce == null) {
                            tx.nonce = this.getTransactionCount("pending");
                        }
@@ -281,7 +383,7 @@ var Signer = /** @class */ (function () {
                            });
                        }
                        return [4 /*yield*/, properties_1.resolveProperties(tx)];
-                    case 2: return [2 /*return*/, _a.sent()];
+                    case 6: return [2 /*return*/, _a.sent()];
                }
            });
        });
--- a/packages/abstract-signer/lib/index.js.map
+++ b/packages/abstract-signer/lib/index.js.map
--- a/packages/abstract-signer/package.json
+++ b/packages/abstract-signer/package.json
@@ -1,11 +1,11 @@
 {
  "author": "Richard Moore <me@ricmoo.com>",
  "dependencies": {
-    "@ethersproject/abstract-provider": "^5.3.0",
-    "@ethersproject/bignumber": "^5.3.0",
-    "@ethersproject/bytes": "^5.3.0",
-    "@ethersproject/logger": "^5.3.0",
-    "@ethersproject/properties": "^5.3.0"
+    "@ethersproject/abstract-provider": "^5.4.0",
+    "@ethersproject/bignumber": "^5.4.0",
+    "@ethersproject/bytes": "^5.4.0",
+    "@ethersproject/logger": "^5.4.0",
+    "@ethersproject/properties": "^5.4.0"
  },
  "description": "An Abstract Class for desribing an Ethereum Signer for ethers.",
  "ethereum": "donations.ethers.eth",
@@ -39,7 +39,7 @@
    "test": "echo \"Error: no test specified\" && exit 1"
  },
  "sideEffects": false,
-  "tarballHash": "0x2123b325684a93493b8ba0e346cd2e9c4bc8aa2137c217ab428e6069b86d8885",
+  "tarballHash": "0xd92a067be6d0ada9205b48af7af6806d0d3d5e2f876276e48ef3c552837116d8",
  "types": "./lib/index.d.ts",
-  "version": "5.3.0"
+  "version": "5.4.1"
 }
--- a/packages/abstract-signer/src.ts/_version.ts
+++ b/packages/abstract-signer/src.ts/_version.ts
@@ -1 +1 @@
-export const version = "abstract-signer/5.3.0";
+export const version = "abstract-signer/5.4.1";
--- a/packages/abstract-signer/src.ts/index.ts
+++ b/packages/abstract-signer/src.ts/index.ts
@@ -1,6 +1,6 @@
 "use strict";

-import { BlockTag, Provider, TransactionRequest, TransactionResponse } from "@ethersproject/abstract-provider";
+import { BlockTag, FeeData, Provider, TransactionRequest, TransactionResponse } from "@ethersproject/abstract-provider";
 import { BigNumber, BigNumberish } from "@ethersproject/bignumber";
 import { Bytes, BytesLike } from "@ethersproject/bytes";
 import { Deferrable, defineReadOnly, resolveProperties, shallowCopy } from "@ethersproject/properties";
@@ -10,7 +10,7 @@ import { version } from "./_version";
 const logger = new Logger(version);

 const allowedTransactionKeys: Array<string> = [
-    "accessList", "chainId", "data", "from", "gasLimit", "gasPrice", "nonce", "to", "type", "value"
+    "accessList", "chainId", "data", "from", "gasLimit", "gasPrice", "maxFeePerGas", "maxPriorityFeePerGas", "nonce", "to", "type", "value"
 ];

 const forwardErrors = [
@@ -119,13 +119,11 @@ export abstract class Signer {
    }

    // Populates all fields in a transaction, signs it and sends it to the network
-    sendTransaction(transaction: Deferrable<TransactionRequest>): Promise<TransactionResponse> {
+    async sendTransaction(transaction: Deferrable<TransactionRequest>): Promise<TransactionResponse> {
        this._checkProvider("sendTransaction");
-        return this.populateTransaction(transaction).then((tx) => {
-            return this.signTransaction(tx).then((signedTx) => {
-                return this.provider.sendTransaction(signedTx);
-            });
-        });
+        const tx = await this.populateTransaction(transaction);
+        const signedTx = await this.signTransaction(tx);
+        return await this.provider.sendTransaction(signedTx);
    }

    async getChainId(): Promise<number> {
@@ -139,6 +137,12 @@ export abstract class Signer {
        return await this.provider.getGasPrice();
    }

+    async getFeeData(): Promise<FeeData> {
+        this._checkProvider("getFeeData");
+        return await this.provider.getFeeData();
+    }
+
+
    async resolveName(name: string): Promise<string> {
        this._checkProvider("resolveName");
        return await this.provider.resolveName(name);
@@ -146,7 +150,6 @@ export abstract class Signer {



-
    // Checks a transaction does not contain invalid keys and if
    // no "from" is provided, populates it.
    // - does NOT require a provider
@@ -167,6 +170,7 @@ export abstract class Signer {

        if (tx.from == null) {
            tx.from = this.getAddress();
+
        } else {
            // Make sure any provided address matches this signer
            tx.from = Promise.all([
@@ -187,6 +191,9 @@ export abstract class Signer {
    // this Signer. Should be used by sendTransaction but NOT by signTransaction.
    // By default called from: (overriding these prevents it)
    //   - sendTransaction
+    //
+    // Notes:
+    //  - We allow gasPrice for EIP-1559 as long as it matches maxFeePerGas
    async populateTransaction(transaction: Deferrable<TransactionRequest>): Promise<TransactionRequest> {

        const tx: Deferrable<TransactionRequest> = await resolveProperties(this.checkTransaction(transaction))
@@ -200,8 +207,89 @@ export abstract class Signer {
                }
                return address;
            });
+
+            // Prevent this error from causing an UnhandledPromiseException
+            tx.to.catch((error) => {  });
        }
-        if (tx.gasPrice == null) { tx.gasPrice = this.getGasPrice(); }
+
+        // Do not allow mixing pre-eip-1559 and eip-1559 proerties
+        const hasEip1559 = (tx.maxFeePerGas != null || tx.maxPriorityFeePerGas != null);
+        if (tx.gasPrice != null && (tx.type === 2 || hasEip1559)) {
+            logger.throwArgumentError("eip-1559 transaction do not support gasPrice", "transaction", transaction);
+        } else if ((tx.type === 0 || tx.type === 1) && hasEip1559) {
+            logger.throwArgumentError("pre-eip-1559 transaction do not support maxFeePerGas/maxPriorityFeePerGas", "transaction", transaction);
+        }
+
+        if ((tx.type === 2 || tx.type == null) && (tx.maxFeePerGas != null && tx.maxPriorityFeePerGas != null)) {
+            // Fully-formed EIP-1559 transaction (skip getFeeData)
+            tx.type = 2;
+
+        } else if (tx.type === 0 || tx.type === 1) {
+            // Explicit Legacy or EIP-2930 transaction
+
+            // Populate missing gasPrice
+            if (tx.gasPrice == null) { tx.gasPrice = this.getGasPrice(); }
+
+        } else {
+
+            // We need to get fee data to determine things
+            const feeData = await this.getFeeData();
+
+            if (tx.type == null) {
+                // We need to auto-detect the intended type of this transaction...
+
+                if (feeData.maxFeePerGas != null && feeData.maxPriorityFeePerGas != null) {
+                    // The network supports EIP-1559!
+
+                    // Upgrade transaction from null to eip-1559
+                    tx.type = 2;
+
+                    if (tx.gasPrice != null) {
+                        // Using legacy gasPrice property on an eip-1559 network,
+                        // so use gasPrice as both fee properties
+                        const gasPrice = tx.gasPrice;
+                        delete tx.gasPrice;
+                        tx.maxFeePerGas = gasPrice;
+                        tx.maxPriorityFeePerGas = gasPrice;
+
+                    } else {
+                        // Populate missing fee data
+                        if (tx.maxFeePerGas == null) { tx.maxFeePerGas = feeData.maxFeePerGas; }
+                        if (tx.maxPriorityFeePerGas == null) { tx.maxPriorityFeePerGas = feeData.maxPriorityFeePerGas; }
+                    }
+
+                } else if (feeData.gasPrice != null) {
+                    // Network doesn't support EIP-1559...
+
+                    // ...but they are trying to use EIP-1559 properties
+                    if (hasEip1559) {
+                        logger.throwError("network does not support EIP-1559", Logger.errors.UNSUPPORTED_OPERATION, {
+                            operation: "populateTransaction"
+                        });
+                    }
+
+                    // Populate missing fee data
+                    if (tx.gasPrice == null) { tx.gasPrice = feeData.gasPrice; }
+
+                    // Explicitly set untyped transaction to legacy
+                    tx.type = 0;
+
+                } else {
+                    // getFeeData has failed us.
+                    logger.throwError("failed to get consistent fee data", Logger.errors.UNSUPPORTED_OPERATION, {
+                        operation: "signer.getFeeData"
+                    });
+                }
+
+            } else if (tx.type === 2) {
+                // Explicitly using EIP-1559
+
+                // Populate missing fee data
+                if (tx.maxFeePerGas == null) { tx.maxFeePerGas = feeData.maxFeePerGas; }
+                if (tx.maxPriorityFeePerGas == null) { tx.maxPriorityFeePerGas = feeData.maxPriorityFeePerGas; }
+            }
+        }
+
        if (tx.nonce == null) { tx.nonce = this.getTransactionCount("pending"); }

        if (tx.gasLimit == null) {
--- a/packages/address/lib.esm/_version.d.ts
+++ b/packages/address/lib.esm/_version.d.ts
@@ -1,2 +1,2 @@
-export declare const version = "address/5.3.0";
+export declare const version = "address/5.4.0";
 //# sourceMappingURL=_version.d.ts.map
--- a/packages/address/lib.esm/_version.js
+++ b/packages/address/lib.esm/_version.js
@@ -1,2 +1,2 @@
-export const version = "address/5.3.0";
+export const version = "address/5.4.0";
 //# sourceMappingURL=_version.js.map
--- a/packages/address/lib/_version.d.ts
+++ b/packages/address/lib/_version.d.ts
@@ -1,2 +1,2 @@
-export declare const version = "address/5.3.0";
+export declare const version = "address/5.4.0";
 //# sourceMappingURL=_version.d.ts.map
--- a/packages/address/lib/_version.js
+++ b/packages/address/lib/_version.js
@@ -1,5 +1,5 @@
 "use strict";
 Object.defineProperty(exports, "__esModule", { value: true });
 exports.version = void 0;
-exports.version = "address/5.3.0";
+exports.version = "address/5.4.0";
 //# sourceMappingURL=_version.js.map
--- a/packages/address/package.json
+++ b/packages/address/package.json
@@ -1,11 +1,11 @@
 {
  "author": "Richard Moore <me@ricmoo.com>",
  "dependencies": {
-    "@ethersproject/bignumber": "^5.3.0",
-    "@ethersproject/bytes": "^5.3.0",
-    "@ethersproject/keccak256": "^5.3.0",
-    "@ethersproject/logger": "^5.3.0",
-    "@ethersproject/rlp": "^5.3.0"
+    "@ethersproject/bignumber": "^5.4.0",
+    "@ethersproject/bytes": "^5.4.0",
+    "@ethersproject/keccak256": "^5.4.0",
+    "@ethersproject/logger": "^5.4.0",
+    "@ethersproject/rlp": "^5.4.0"
  },
  "description": "Utilities for handling Ethereum Addresses for ethers.",
  "ethereum": "donations.ethers.eth",
@@ -39,7 +39,7 @@
    "test": "echo \"Error: no test specified\" && exit 1"
  },
  "sideEffects": false,
-  "tarballHash": "0xa82e0a824c8508389be5bde68ac614fa98c1c867708e80c406b050ea75d12ad3",
+  "tarballHash": "0x34f21682ba69ffb63020bff0089880feb53b731ba1e6616f551621c6bb194261",
  "types": "./lib/index.d.ts",
-  "version": "5.3.0"
+  "version": "5.4.0"
 }
--- a/packages/address/src.ts/_version.ts
+++ b/packages/address/src.ts/_version.ts
@@ -1 +1 @@
-export const version = "address/5.3.0";
+export const version = "address/5.4.0";
--- a/packages/asm/lib.esm/_version.d.ts
+++ b/packages/asm/lib.esm/_version.d.ts
@@ -1,2 +1,2 @@
-export declare const version = "asm/5.3.0";
+export declare const version = "asm/5.4.0";
 //# sourceMappingURL=_version.d.ts.map
--- a/packages/asm/lib.esm/_version.js
+++ b/packages/asm/lib.esm/_version.js
@@ -1,2 +1,2 @@
-export const version = "asm/5.3.0";
+export const version = "asm/5.4.0";
 //# sourceMappingURL=_version.js.map
--- a/packages/asm/lib/_version.d.ts
+++ b/packages/asm/lib/_version.d.ts
@@ -1,2 +1,2 @@
-export declare const version = "asm/5.3.0";
+export declare const version = "asm/5.4.0";
 //# sourceMappingURL=_version.d.ts.map
--- a/packages/asm/lib/_version.js
+++ b/packages/asm/lib/_version.js
@@ -1,5 +1,5 @@
 "use strict";
 Object.defineProperty(exports, "__esModule", { value: true });
 exports.version = void 0;
-exports.version = "asm/5.3.0";
+exports.version = "asm/5.4.0";
 //# sourceMappingURL=_version.js.map
--- a/packages/asm/package.json
+++ b/packages/asm/package.json
@@ -1,7 +1,7 @@
 {
  "author": "Richard Moore <me@ricmoo.com>",
  "dependencies": {
-    "ethers": "^5.3.0"
+    "ethers": "^5.4.0"
  },
  "description": "ASM libraries and tools for the Ethereum EVM.",
  "ethereum": "donations.ethers.eth",
@@ -36,7 +36,7 @@
    "generate": "node ./generate.js",
    "test": "echo \"Error: no test specified\" && exit 1"
  },
-  "tarballHash": "0xc19d11fdfbed4b581cab4b18a2f9c6e1b14e961fc6b80862b6b2eb48565ea394",
+  "tarballHash": "0xc74c9dbccf069a9dc15198a6422d792f252651cf607a29c5affc9e0e8e9fb408",
  "types": "./lib/index.d.ts",
-  "version": "5.3.0"
+  "version": "5.4.0"
 }
--- a/packages/asm/src.ts/_version.ts
+++ b/packages/asm/src.ts/_version.ts
@@ -1 +1 @@
-export const version = "asm/5.3.0";
+export const version = "asm/5.4.0";
--- a/packages/base64/lib.esm/_version.d.ts
+++ b/packages/base64/lib.esm/_version.d.ts
@@ -1,2 +1,2 @@
-export declare const version = "base64/5.3.0";
+export declare const version = "base64/5.4.0";
 //# sourceMappingURL=_version.d.ts.map
--- a/packages/base64/lib.esm/_version.js
+++ b/packages/base64/lib.esm/_version.js
@@ -1,2 +1,2 @@
-export const version = "base64/5.3.0";
+export const version = "base64/5.4.0";
 //# sourceMappingURL=_version.js.map
--- a/packages/base64/lib/_version.d.ts
+++ b/packages/base64/lib/_version.d.ts
@@ -1,2 +1,2 @@
-export declare const version = "base64/5.3.0";
+export declare const version = "base64/5.4.0";
 //# sourceMappingURL=_version.d.ts.map
--- a/packages/base64/lib/_version.js
+++ b/packages/base64/lib/_version.js
@@ -1,5 +1,5 @@
 "use strict";
 Object.defineProperty(exports, "__esModule", { value: true });
 exports.version = void 0;
-exports.version = "base64/5.3.0";
+exports.version = "base64/5.4.0";
 //# sourceMappingURL=_version.js.map
--- a/packages/base64/package.json
+++ b/packages/base64/package.json
@@ -7,7 +7,7 @@
    "./lib/base64": "./lib/browser-base64.js"
  },
  "dependencies": {
-    "@ethersproject/bytes": "^5.3.0"
+    "@ethersproject/bytes": "^5.4.0"
  },
  "description": "Base64 coder.",
  "ethereum": "donations.ethers.eth",
@@ -41,7 +41,7 @@
    "test": "echo \"Error: no test specified\" && exit 1"
  },
  "sideEffects": false,
-  "tarballHash": "0x821a2974aa7e21005ac390712a7c3be0f412dd614c9d73cf8fc92c61acdfd868",
+  "tarballHash": "0xe6955a5176152a04ecfcea37db020e7b0d81eebda713f333bd2d28dc29ccbb7d",
  "types": "./lib/index.d.ts",
-  "version": "5.3.0"
+  "version": "5.4.0"
 }
--- a/packages/base64/src.ts/_version.ts
+++ b/packages/base64/src.ts/_version.ts
@@ -1 +1 @@
-export const version = "base64/5.3.0";
+export const version = "base64/5.4.0";
--- a/packages/basex/lib.esm/_version.d.ts
+++ b/packages/basex/lib.esm/_version.d.ts
@@ -1,2 +1,2 @@
-export declare const version = "basex/5.3.0";
+export declare const version = "basex/5.4.0";
 //# sourceMappingURL=_version.d.ts.map
--- a/packages/basex/lib.esm/_version.js
+++ b/packages/basex/lib.esm/_version.js
@@ -1,2 +1,2 @@
-export const version = "basex/5.3.0";
+export const version = "basex/5.4.0";
 //# sourceMappingURL=_version.js.map
--- a/packages/basex/lib/_version.d.ts
+++ b/packages/basex/lib/_version.d.ts
@@ -1,2 +1,2 @@
-export declare const version = "basex/5.3.0";
+export declare const version = "basex/5.4.0";
 //# sourceMappingURL=_version.d.ts.map
--- a/packages/basex/lib/_version.js
+++ b/packages/basex/lib/_version.js
@@ -1,5 +1,5 @@
 "use strict";
 Object.defineProperty(exports, "__esModule", { value: true });
 exports.version = void 0;
-exports.version = "basex/5.3.0";
+exports.version = "basex/5.4.0";
 //# sourceMappingURL=_version.js.map
--- a/packages/basex/package.json
+++ b/packages/basex/package.json
@@ -1,8 +1,8 @@
 {
  "author": "Richard Moore <me@ricmoo.com>",
  "dependencies": {
-    "@ethersproject/bytes": "^5.3.0",
-    "@ethersproject/properties": "^5.3.0"
+    "@ethersproject/bytes": "^5.4.0",
+    "@ethersproject/properties": "^5.4.0"
  },
  "description": "Base-X without Buffer.",
  "ethereum": "donations.ethers.eth",
@@ -36,7 +36,7 @@
    "test": "echo \"Error: no test specified\" && exit 1"
  },
  "sideEffects": false,
-  "tarballHash": "0x1757601373adf9bc3152479e9aca168ad2e9f55253923e45f46516fb60a5993d",
+  "tarballHash": "0x806fdd9027b2f0acd21da73f42aedd802f3dde29fbd9180429b4be0b7b57bf71",
  "types": "./lib/index.d.ts",
-  "version": "5.3.0"
+  "version": "5.4.0"
 }
--- a/packages/basex/src.ts/_version.ts
+++ b/packages/basex/src.ts/_version.ts
@@ -1 +1 @@
-export const version = "basex/5.3.0";
+export const version = "basex/5.4.0";
--- a/packages/bignumber/lib.esm/_version.d.ts
+++ b/packages/bignumber/lib.esm/_version.d.ts
@@ -1,2 +1,2 @@
-export declare const version = "bignumber/5.3.0";
+export declare const version = "bignumber/5.4.1";
 //# sourceMappingURL=_version.d.ts.map
--- a/packages/bignumber/lib.esm/_version.js
+++ b/packages/bignumber/lib.esm/_version.js
@@ -1,2 +1,2 @@
-export const version = "bignumber/5.3.0";
+export const version = "bignumber/5.4.1";
 //# sourceMappingURL=_version.js.map
--- a/packages/bignumber/lib.esm/fixednumber.js
+++ b/packages/bignumber/lib.esm/fixednumber.js
@@ -223,7 +223,7 @@ export class FixedNumber {
        let result = FixedNumber.from(comps[0], this.format);
        const hasFraction = !comps[1].match(/^(0*)$/);
        if (this.isNegative() && hasFraction) {
-            result = result.subUnsafe(ONE);
+            result = result.subUnsafe(ONE.toFormat(result.format));
        }
        return result;
    }
@@ -235,7 +235,7 @@ export class FixedNumber {
        let result = FixedNumber.from(comps[0], this.format);
        const hasFraction = !comps[1].match(/^(0*)$/);
        if (!this.isNegative() && hasFraction) {
-            result = result.addUnsafe(ONE);
+            result = result.addUnsafe(ONE.toFormat(result.format));
        }
        return result;
    }
--- a/packages/bignumber/lib.esm/fixednumber.js.map
+++ b/packages/bignumber/lib.esm/fixednumber.js.map
--- a/packages/bignumber/lib/_version.d.ts
+++ b/packages/bignumber/lib/_version.d.ts
@@ -1,2 +1,2 @@
-export declare const version = "bignumber/5.3.0";
+export declare const version = "bignumber/5.4.1";
 //# sourceMappingURL=_version.d.ts.map
--- a/packages/bignumber/lib/_version.js
+++ b/packages/bignumber/lib/_version.js
@@ -1,5 +1,5 @@
 "use strict";
 Object.defineProperty(exports, "__esModule", { value: true });
 exports.version = void 0;
-exports.version = "bignumber/5.3.0";
+exports.version = "bignumber/5.4.1";
 //# sourceMappingURL=_version.js.map
--- a/packages/bignumber/lib/fixednumber.js
+++ b/packages/bignumber/lib/fixednumber.js
@@ -230,7 +230,7 @@ var FixedNumber = /** @class */ (function () {
        var result = FixedNumber.from(comps[0], this.format);
        var hasFraction = !comps[1].match(/^(0*)$/);
        if (this.isNegative() && hasFraction) {
-            result = result.subUnsafe(ONE);
+            result = result.subUnsafe(ONE.toFormat(result.format));
        }
        return result;
    };
@@ -242,7 +242,7 @@ var FixedNumber = /** @class */ (function () {
        var result = FixedNumber.from(comps[0], this.format);
        var hasFraction = !comps[1].match(/^(0*)$/);
        if (!this.isNegative() && hasFraction) {
-            result = result.addUnsafe(ONE);
+            result = result.addUnsafe(ONE.toFormat(result.format));
        }
        return result;
    };
--- a/packages/bignumber/lib/fixednumber.js.map
+++ b/packages/bignumber/lib/fixednumber.js.map
--- a/packages/bignumber/package.json
+++ b/packages/bignumber/package.json
@@ -1,8 +1,8 @@
 {
  "author": "Richard Moore <me@ricmoo.com>",
  "dependencies": {
-    "@ethersproject/bytes": "^5.3.0",
-    "@ethersproject/logger": "^5.3.0",
+    "@ethersproject/bytes": "^5.4.0",
+    "@ethersproject/logger": "^5.4.0",
    "bn.js": "^4.11.9"
  },
  "description": "BigNumber library used in ethers.js.",
@@ -38,7 +38,7 @@
    "test": "echo \"Error: no test specified\" && exit 1"
  },
  "sideEffects": false,
-  "tarballHash": "0xc336fdf23f021191c1bd468144f8abca13027b0a1579c45cee6750faf3b607cb",
+  "tarballHash": "0xfee7ec376bfc8eb2668be2c881831293bad60c7b03f1b32c95cdc668296219fa",
  "types": "./lib/index.d.ts",
-  "version": "5.3.0"
+  "version": "5.4.1"
 }
--- a/Show More
+++ b/Show More
Author	SHA1	Message	Date
Richard Moore	4e9394554b	Updated dist files.	2021-08-04 01:39:05 -03:00
Richard Moore	1d27d95670	Fixed Etherscan API key in default provider (#1807 ).	2021-08-04 01:32:30 -03:00
Richard Moore	2e431a5002	Temporarily remove Pocket fro provider tests.	2021-08-04 01:28:54 -03:00
Richard Moore	da4e107268	Update dist files.	2021-08-02 22:57:45 -03:00
Richard Moore	7175e2e99c	Adjust default masPriorityFeePerGas to account for MEV-heavy blocks (#1817 ).	2021-08-02 22:52:29 -03:00
Richard Moore	68229ac0af	Updated dist files.	2021-07-29 23:30:17 -04:00
Richard Moore	7274cd06cf	Fixed JsonRpcProvider for pre-EIP-2930 chains (#1766 ).	2021-07-29 23:20:56 -04:00
Richard Moore	be3854e648	Forward some missing EIP-1559 fields to call and estimateGas (#1766 ).	2021-07-29 23:12:29 -04:00
Richard Moore	63f8b28223	Fixed possible UnhandledPromiseException for bad ENS names.	2021-07-29 23:11:06 -04:00
Richard Moore	593b4886ff	Prevent overriding value for non-payble constructors (#1785 ).	2021-07-29 17:25:19 -04:00
Richard Moore	6d1904c379	Updated dist files.	2021-07-23 17:24:05 -04:00
Richard Moore	0aafca71db	Fix test case for new transactions responses.	2021-07-23 17:17:43 -04:00
Richard Moore	0d40156fcb	Updated dist files.	2021-07-23 02:21:24 -04:00
Richard Moore	576e9b54ab	Added matic support to INFURA and Alchemy (#1546 ).	2021-07-23 02:13:35 -04:00
Richard Moore	bc5cc2e7e3	Added string change to coalesce errors on some clients.	2021-07-23 01:52:43 -04:00
Richard Moore	660e69db71	Added wait to transactions returned by getBlockWithTransactions (#971 ).	2021-07-22 20:04:07 -04:00
Richard Moore	551cfa0062	Fixed floor, ceiling and round for FixedNumber for non-default Formats (#1749 ).	2021-07-22 19:40:49 -04:00
Richard Moore	0f0d0c00d3	Fixed null confirmations in Wallet transaction (#1706 ).	2021-07-06 00:07:32 -04:00
Richard Moore	a1f8d188a7	Fixed Etherscan string change and enabled all tests.	2021-07-03 00:45:03 -04:00
Richard Moore	bde861436e	updated dist files.	2021-07-02 01:49:02 -04:00
Richard Moore	6e8a39ec35	Added Pocket back into Homestead defaultProvider and skip certain EtherscanProvider tests affected by outage.	2021-07-02 01:42:16 -04:00
Richard Moore	ecae793edf	Fixed EtherscanProvider NONCE_EXPIRED matching string update.	2021-07-02 00:18:53 -04:00
Richard Moore	bac684c5a0	docs: fixd type	2021-07-01 23:32:53 -04:00
Richard Moore	53671d0b17	docs: fixed typo (#1727 )	2021-07-01 23:25:01 -04:00
Richard Moore	25c8b8b3e6	docs: fixed typo (#1729 )	2021-07-01 23:22:14 -04:00
Richard Moore	a0fa92c075	updated dist files.	2021-06-29 12:25:07 -04:00
Richard Moore	72feee8f58	Fixed explicit EIP-1559 keys for JsonRpcSigner.	2021-06-29 11:57:53 -04:00
Richard Moore	71b7547f10	Update dist files.	2021-06-26 01:55:19 -04:00
Richard Moore	4970385e7b	Fixing up testcases for non-eip-1559 ready platforms (#1610 ).	2021-06-26 01:44:12 -04:00
Richard Moore	0364dd9368	Added some provider-specific adjustments to deal with eip-1559 (#1610 ).	2021-06-25 22:58:55 -04:00
Richard Moore	e95708eedc	Updated gasPrice to be optional for eip-1559 (#1610 ).	2021-06-25 22:58:01 -04:00
Richard Moore	ba6854bdd5	Added effectiveGasPrice to receipt.	2021-06-25 22:57:05 -04:00
Richard Moore	1e31b34a5a	Fixed ENS names for JsonRpcSigner.	2021-06-25 00:02:08 -04:00
Richard Moore	7deb4c174a	Added EIP-2930 and EIP-1559 transaction tests.	2021-06-24 23:49:59 -04:00
Richard Moore	f053a7ad58	Renamed Interface error coding methods.	2021-06-24 19:34:27 -04:00
Richard Moore	b1affdbc10	Fixed documentation on FallbackProvider priority (#1713 ).	2021-06-24 18:07:33 -04:00
Richard Moore	c2c0ce7503	Updated dist files.	2021-06-24 02:13:06 -04:00
Richard Moore	7efc36df29	Added ConstructorFragment to exports.	2021-06-24 01:29:13 -04:00
Richard Moore	720bde7719	Added error utilities to Interface.	2021-06-24 01:25:31 -04:00
Richard Moore	319987ec3e	Fixed EIP-1559 from address calculation bug (#1610 ).	2021-06-24 00:46:53 -04:00
Richard Moore	2a7ce0e72a	merged master including transaction type 0 legacy constant (#1610 ).	2021-06-24 00:02:50 -04:00
Richard Moore	8ba64af29f	admin: updated Flatworm version	2021-06-23 23:42:00 -04:00
Richard Moore	17af9f812f	docs: fixed typos and updated examples	2021-06-23 23:40:50 -04:00
Richard Moore	d001901c8c	Added type to TransactionResponse and TrnsactionReceipt (#1687 ).	2021-06-23 23:39:57 -04:00
Richard Moore	91951dc825	Trap CALL_EXCEPTION errors when resolving ENS entries (#1690 ).	2021-06-21 23:25:37 -04:00
Richard Moore	8277f5a62a	Fixed transaction serialization with explicit null type (#1628 ).	2021-06-21 21:21:35 -04:00
Richard Moore	e615e51fbf	admin: updated spell check dictionary	2021-06-21 21:15:39 -04:00
Richard Moore	99422c1c7c	admin: fixed typo in docs (#1686 ).	2021-06-21 21:15:01 -04:00
Richard Moore	e8a0144b7a	Fix issue with loading JSON ABI with internalType property (#728 ).	2021-06-21 21:12:25 -04:00
Richard Moore	f9d09645e7	docs: Added info on signMessage (#1343 ).	2021-06-18 16:17:26 -04:00
Richard Moore	91fff1449d	Better baseFee calculation (#1610 ).	2021-06-14 23:42:11 -04:00
Richard Moore	c5bca7767e	Refactored eip-1559 logic (#1610 ).	2021-06-14 22:24:14 -04:00
Richard Moore	79c5bf6bcb	docs: added more examples	2021-06-11 17:13:46 -04:00
Richard Moore	5456c35924	Added EIP-1559 overrides to contracts (#1610 ).	2021-06-10 17:42:20 -04:00
Richard Moore	7a12216cfb	Initial EIP-1559 support (#1610 ).	2021-05-30 17:47:04 -04:00