ethers.js/packages/abstract-provider/lib.esm/index.js
2021-08-02 22:57:45 -03:00

110 lines
4.1 KiB
JavaScript

"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, resolveProperties } from "@ethersproject/properties";
import { Logger } from "@ethersproject/logger";
import { version } from "./_version";
const logger = new Logger(version);
;
;
//export type CallTransactionable = {
// call(transaction: TransactionRequest): Promise<TransactionResponse>;
//};
export class ForkEvent extends Description {
static isForkEvent(value) {
return !!(value && value._isForkEvent);
}
}
export class BlockForkEvent extends ForkEvent {
constructor(blockHash, expiry) {
if (!isHexString(blockHash, 32)) {
logger.throwArgumentError("invalid blockHash", "blockHash", blockHash);
}
super({
_isForkEvent: true,
_isBlockForkEvent: true,
expiry: (expiry || 0),
blockHash: blockHash
});
}
}
export class TransactionForkEvent extends ForkEvent {
constructor(hash, expiry) {
if (!isHexString(hash, 32)) {
logger.throwArgumentError("invalid transaction hash", "hash", hash);
}
super({
_isForkEvent: true,
_isTransactionForkEvent: true,
expiry: (expiry || 0),
hash: hash
});
}
}
export class TransactionOrderForkEvent extends ForkEvent {
constructor(beforeHash, afterHash, expiry) {
if (!isHexString(beforeHash, 32)) {
logger.throwArgumentError("invalid transaction hash", "beforeHash", beforeHash);
}
if (!isHexString(afterHash, 32)) {
logger.throwArgumentError("invalid transaction hash", "afterHash", afterHash);
}
super({
_isForkEvent: true,
_isTransactionOrderForkEvent: true,
expiry: (expiry || 0),
beforeHash: beforeHash,
afterHash: afterHash
});
}
}
///////////////////////////////
// Exported Abstracts
export class Provider {
constructor() {
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);
}
// Alias for "off"
removeListener(eventName, listener) {
return this.off(eventName, listener);
}
static isProvider(value) {
return !!(value && value._isProvider);
}
}
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