25 lines
799 B
Plaintext
25 lines
799 B
Plaintext
_section: Transactions @<cookbook--transactions>
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_subsection: Compute the raw transaction @<cookbook--compute-raw-transaction>
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_code: @lang<javascript>
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function getRawTransaction(tx) {
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function addKey(accum, key) {
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if (tx[key]) { accum[key] = tx[key]; }
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return accum;
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}
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// Extract the relevant parts of the transaction and signature
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const txFields = "accessList chainId data gasPrice gasLimit maxFeePerGas maxPriorityFeePerGas nonce to type value".split(" ");
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const sigFields = "v r s".split(" ");
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// Seriailze the signed transaction
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const raw = utils.serializeTransaction(txFields.reduce(addKey, { }), sigFields.reduce(addKey, { }));
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// Double check things went well
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if (utils.keccak256(raw) !== tx.hash) { throw new Error("serializing failed!"); }
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return raw;
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}
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