ethers.js/packages/abstract-provider/lib.esm/index.js

"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 lastBaseFeePerGas = null, 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
                lastBaseFeePerGas = block.baseFeePerGas;
                maxPriorityFeePerGas = BigNumber.from("1500000000");
                maxFeePerGas = block.baseFeePerGas.mul(2).add(maxPriorityFeePerGas);
            }
            return { lastBaseFeePerGas, 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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