389 lines
14 KiB
JavaScript
389 lines
14 KiB
JavaScript
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"use strict";
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// Belongs to Networks; requires abstract-provider
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// provider requires abstract-provider and network
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Object.defineProperty(exports, "__esModule", { value: true });
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exports.Formatter = void 0;
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/**
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* Formatter
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*
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* This is responsibile for converting much of the various
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* loose network values into a concrete ethers-ready value.
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*
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* For example, converting addresses to checksum addresses,
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* validating a hash is 32 bytes, and so on.
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*
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* By sub-classing this class and providing it in a custom
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* Network object this allows exotic (non-Ethereum) networks
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* to be fairly simple to adapt to ethers.
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*/
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const index_js_1 = require("../address/index.js");
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const data_js_1 = require("../utils/data.js");
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const maths_js_1 = require("../utils/maths.js");
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const logger_js_1 = require("../utils/logger.js");
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const signature_js_1 = require("../crypto/signature.js");
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const index_js_2 = require("../transaction/index.js");
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const provider_js_1 = require("./provider.js");
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const BN_MAX_UINT256 = BigInt("0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff");
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//export type AccessListSet = { address: string, storageKeys: Array<string> };
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//export type AccessList = Array<AccessListSet>;
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//export type AccessListish = AccessList |
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// Array<[ string, Array<string> ]> |
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// Record<string, Array<string>>;
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function stringify(value) {
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if (typeof (value) !== "string") {
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throw new Error("invalid string");
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}
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return value;
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}
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class Formatter {
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#format;
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#baseBlock;
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constructor() {
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const address = this.address.bind(this);
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const bigNumber = this.bigNumber.bind(this);
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const blockTag = this.blockTag.bind(this);
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const data = this.data.bind(this);
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const hash = this.hash.bind(this);
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const number = this.number.bind(this);
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const uint256 = this.uint256.bind(this);
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const topics = this.arrayOf(hash);
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this.#format = {
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address,
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bigNumber,
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blockTag,
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data,
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hash,
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number,
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uint256,
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topics,
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filter: this.object({
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fromBlock: this.allowNull(blockTag, undefined),
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toBlock: this.allowNull(blockTag, undefined),
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blockHash: this.allowNull(hash, undefined),
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address: this.allowNull(address, undefined),
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topics: this.allowNull(topics, undefined)
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}),
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transactionRequest: this.object({
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from: this.allowNull(address),
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type: this.allowNull(number),
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to: this.allowNull(address),
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nonce: this.allowNull(number),
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gasLimit: this.allowNull(uint256),
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gasPrice: this.allowNull(uint256),
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maxFeePerGas: this.allowNull(uint256),
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maxPriorityFeePerGas: this.allowNull(uint256),
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data: this.allowNull(data),
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value: this.allowNull(uint256),
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}),
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transactionResponse: this.object({
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hash: hash,
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index: number,
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type: this.allowNull(number, 0),
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// These can be null for pending blocks
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blockHash: this.allowNull(hash),
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blockNumber: this.allowNull(number),
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// For Legacy transactions, this comes from the v
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chainId: this.allowNull(number),
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from: address,
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to: this.address,
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gasLimit: bigNumber,
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gasPrice: this.allowNull(bigNumber),
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maxFeePerGas: this.allowNull(bigNumber),
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maxPriorityFeePerGas: this.allowNull(bigNumber),
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value: bigNumber,
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data: data,
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nonce: number,
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r: hash,
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s: hash,
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v: number,
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accessList: this.allowNull(this.accessList)
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}, {
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index: ["transactionIndex"]
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}),
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};
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this.#baseBlock = this.object({
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number: number,
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hash: this.allowNull(hash, null),
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timestamp: number,
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parentHash: hash,
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nonce: this.allowNull(stringify, "0x0000000000000000"),
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difficulty: bigNumber,
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gasLimit: bigNumber,
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gasUsed: bigNumber,
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miner: this.allowNull(address, "0x0000000000000000000000000000000000000000"),
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extraData: stringify,
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baseFeePerGas: this.allowNull(bigNumber),
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});
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}
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// An address
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address(value) {
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return (0, index_js_1.getAddress)(value);
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}
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// An address from a call result; may be zero-padded
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callAddress(value) {
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if ((0, data_js_1.dataLength)(value) !== 32 || (0, data_js_1.dataSlice)(value, 0, 12) !== "0x000000000000000000000000") {
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logger_js_1.logger.throwArgumentError("invalid call address", "value", value);
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}
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return this.address((0, data_js_1.dataSlice)(value, 12));
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}
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// An address from a transaction (e.g. { from: string, nonce: number })
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contractAddress(value) {
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return (0, index_js_1.getCreateAddress)({
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from: this.address(value.from),
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nonce: logger_js_1.logger.getNumber(value.nonce, "value.nonce")
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});
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}
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// Block Tag
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blockTag(value) {
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if (value == null) {
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return "latest";
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}
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switch (value) {
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case "earliest":
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return "0x0";
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case "latest":
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case "pending":
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case "safe":
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case "finalized":
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return value;
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}
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if (typeof (value) === "number" || ((0, data_js_1.isHexString)(value) && (0, data_js_1.dataLength)(value) < 32)) {
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return (0, maths_js_1.toQuantity)(value);
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}
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return logger_js_1.logger.throwArgumentError("invalid blockTag", "value", value);
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}
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// Block objects
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block(value, provider) {
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const params = this.#baseBlock(value);
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params.transactions = value.transactions.map((t) => this.hash(t));
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return new provider_js_1.Block(params, provider);
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}
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blockWithTransactions(value, provider) {
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throw new Error();
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}
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// Transactions
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transactionRequest(value, provider) {
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return this.#format.transactionRequest(value);
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}
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transactionResponse(value, provider) {
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value = Object.assign({}, value);
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// @TODO: Use the remap feature
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if (value.data == null && value.input != null) {
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value.data = value.input;
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}
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if (value.gasLimit == null && value.gas) {
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value.gasLimit = value.gas;
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}
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value = this.#format.transactionResponse(value);
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const sig = signature_js_1.Signature.from({ r: value.r, s: value.s, v: value.v });
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value.signature = sig;
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if (value.chainId == null) {
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value.chainId = sig.legacyChainId;
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}
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return new provider_js_1.TransactionResponse(value, provider);
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}
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// Receipts
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log(value, provider) {
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const log = this.object({
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address: this.address,
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blockHash: this.hash,
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blockNumber: this.number,
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data: this.data,
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index: this.number,
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removed: this.boolean,
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topics: this.topics,
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transactionHash: this.hash,
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transactionIndex: this.number,
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}, {
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index: ["logIndex"]
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})(value);
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return new provider_js_1.Log(log, provider);
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}
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receipt(value, provider) {
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const receipt = this.object({
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blockHash: this.hash,
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blockNumber: this.number,
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contractAddress: this.allowNull(this.address),
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cumulativeGasUsed: this.bigNumber,
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from: this.address,
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gasUsed: this.bigNumber,
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logs: this.arrayOf((v) => (this.log(v, provider))),
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logsBloom: this.data,
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root: this.allowNull(this.data),
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status: this.allowNull(this.number),
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to: this.address,
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gasPrice: this.allowNull(this.bigNumber),
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hash: this.hash,
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index: this.number,
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type: this.allowNull(this.number, 0),
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}, {
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hash: ["transactionHash"],
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gasPrice: ["effectiveGasPrice"],
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index: ["transactionIndex"]
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})(value);
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// RSK incorrectly implemented EIP-658, so we munge things a bit here for it
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if (receipt.root != null) {
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if (receipt.root.length <= 4) {
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// Could be 0x00, 0x0, 0x01 or 0x1
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const value = parseInt(receipt.root);
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if (value === 0 || value === 1) {
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// Make sure if both are specified, they match
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if (receipt.status != null && receipt.status !== value) {
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return logger_js_1.logger.throwError("alt-root-status/status mismatch", "BAD_DATA", {
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value: { root: receipt.root, status: receipt.status }
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});
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}
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receipt.status = value;
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delete receipt.root;
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}
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else {
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return logger_js_1.logger.throwError("invalid alt-root-status", "BAD_DATA", {
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value: receipt.root
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});
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}
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}
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else if (!(0, data_js_1.isHexString)(receipt.root, 32)) {
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// Must be a valid bytes32
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return logger_js_1.logger.throwError("invalid receipt root hash", "BAD_DATA", {
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value: receipt.root
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});
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}
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}
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//receipt.byzantium = (receipt.root == null);
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return new provider_js_1.TransactionReceipt(receipt, provider);
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}
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// Fitlers
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topics(value) {
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return this.#format.topics(value);
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}
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filter(value) {
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return this.#format.filter(value);
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}
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filterLog(value) {
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console.log("ME", value);
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return null;
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}
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// Converts a serialized transaction to a TransactionResponse
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transaction(value) {
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throw new Error();
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}
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// Useful utility formatters functions, which if need be use the
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// methods within the formatter to ensure internal compatibility
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// Access List; converts an AccessListish to an AccessList
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accessList(value) {
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return (0, index_js_2.accessListify)(value);
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}
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// Converts falsish values to a specific value, otherwise use the formatter. Calls preserve `this`.
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allowFalsish(format, ifFalse) {
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return ((value) => {
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if (!value) {
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return ifFalse;
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}
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return format.call(this, value);
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});
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}
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// Allows null, optionally replacing it with a default value. Calls preserve `this`.
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allowNull(format, ifNull) {
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return ((value) => {
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if (value == null) {
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return ifNull;
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}
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return format.call(this, value);
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});
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}
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// Requires an Array satisfying the formatter. Calls preserves `this`.
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arrayOf(format) {
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return ((array) => {
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if (!Array.isArray(array)) {
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throw new Error("not an array");
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}
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return array.map((i) => format.call(this, i));
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});
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}
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// Requires a value which is a value BigNumber
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bigNumber(value) {
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return logger_js_1.logger.getBigInt(value, "value");
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}
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uint256(value) {
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const result = this.bigNumber(value);
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if (result < 0 || result > BN_MAX_UINT256) {
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logger_js_1.logger.throwArgumentError("invalid uint256", "value", value);
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}
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return result;
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}
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// Requires a value which is a value boolean or string equivalent
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boolean(value) {
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switch (value) {
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case true:
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case "true":
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return true;
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case false:
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case "false":
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return false;
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}
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return logger_js_1.logger.throwArgumentError(`invalid boolean; ${JSON.stringify(value)}`, "value", value);
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}
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// Requires a value which is a valid hexstring. If dataOrLength is true,
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// the length must be even (i.e. a datahexstring) or if it is a number,
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// specifies teh number of bytes value must represent
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_hexstring(dataOrLength) {
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if (dataOrLength == null) {
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dataOrLength = false;
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}
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return (function (value) {
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if ((0, data_js_1.isHexString)(value, dataOrLength)) {
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return value.toLowerCase();
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}
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throw new Error("bad hexstring");
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});
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}
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data(value) {
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if ((0, data_js_1.dataLength)(value) == null) {
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logger_js_1.logger.throwArgumentError("", "value", value);
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}
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return value;
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}
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// Requires a network-native hash
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hash(value) {
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if ((0, data_js_1.dataLength)(value) !== 32) {
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logger_js_1.logger.throwArgumentError("", "value", value);
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}
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return this.#format.data(value);
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}
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// Requires a valid number, within the IEEE 754 safe range
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number(value) {
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return logger_js_1.logger.getNumber(value);
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}
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// Requires an object which matches a fleet of other formatters
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// Any FormatFunc may return `undefined` to have the value omitted
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// from the result object. Calls preserve `this`.
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object(format, altNames) {
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return ((value) => {
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const result = {};
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for (const key in format) {
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let srcKey = key;
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if (altNames && key in altNames && !(srcKey in value)) {
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for (const altKey of altNames[key]) {
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if (altKey in value) {
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|
srcKey = altKey;
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
try {
|
||
|
|
const nv = format[key].call(this, value[srcKey]);
|
||
|
|
if (nv !== undefined) {
|
||
|
|
result[key] = nv;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
catch (error) {
|
||
|
|
const message = (error instanceof Error) ? error.message : "not-an-error";
|
||
|
|
logger_js_1.logger.throwError(`invalid value for value.${key} (${message})`, "BAD_DATA", { value });
|
||
|
|
}
|
||
|
|
}
|
||
|
|
return result;
|
||
|
|
});
|
||
|
|
}
|
||
|
|
}
|
||
|
|
exports.Formatter = Formatter;
|
||
|
|
//# sourceMappingURL=formatter.js.map
|