saepenatus
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Web3-Onboard makes it simple to connect Ethereum hardware and software wallets to your dapp. Features standardised spec compliant web3 providers for all supported wallets, framework agnostic modern javascript UI with code splitting, CSS customization, mul
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JavaScript
"use strict";
var __extends = (this && this.__extends) || (function () {
var extendStatics = function (d, b) {
extendStatics = Object.setPrototypeOf ||
({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
function (d, b) { for (var p in b) if (Object.prototype.hasOwnProperty.call(b, p)) d[p] = b[p]; };
return extendStatics(d, b);
};
return function (d, b) {
if (typeof b !== "function" && b !== null)
throw new TypeError("Class extends value " + String(b) + " is not a constructor or null");
extendStatics(d, b);
function __() { this.constructor = d; }
d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
};
})();
Object.defineProperty(exports, "__esModule", { value: true });
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");
var hash_1 = require("@ethersproject/hash");
var keccak256_1 = require("@ethersproject/keccak256");
var properties_1 = require("@ethersproject/properties");
var abi_coder_1 = require("./abi-coder");
var abstract_coder_1 = require("./coders/abstract-coder");
Object.defineProperty(exports, "checkResultErrors", { enumerable: true, get: function () { return abstract_coder_1.checkResultErrors; } });
var fragments_1 = require("./fragments");
var logger_1 = require("@ethersproject/logger");
var _version_1 = require("./_version");
var logger = new logger_1.Logger(_version_1.version);
var LogDescription = /** @class */ (function (_super) {
__extends(LogDescription, _super);
function LogDescription() {
return _super !== null && _super.apply(this, arguments) || this;
}
return LogDescription;
}(properties_1.Description));
exports.LogDescription = LogDescription;
var TransactionDescription = /** @class */ (function (_super) {
__extends(TransactionDescription, _super);
function TransactionDescription() {
return _super !== null && _super.apply(this, arguments) || this;
}
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() {
return _super !== null && _super.apply(this, arguments) || this;
}
Indexed.isIndexed = function (value) {
return !!(value && value._isIndexed);
};
return Indexed;
}(properties_1.Description));
exports.Indexed = Indexed;
var BuiltinErrors = {
"0x08c379a0": { signature: "Error(string)", name: "Error", inputs: ["string"], reason: true },
"0x4e487b71": { signature: "Panic(uint256)", name: "Panic", inputs: ["uint256"] }
};
function wrapAccessError(property, error) {
var wrap = new Error("deferred error during ABI decoding triggered accessing " + property);
wrap.error = error;
return wrap;
}
/*
function checkNames(fragment: Fragment, type: "input" | "output", params: Array<ParamType>): void {
params.reduce((accum, param) => {
if (param.name) {
if (accum[param.name]) {
logger.throwArgumentError(`duplicate ${ type } parameter ${ JSON.stringify(param.name) } in ${ fragment.format("full") }`, "fragment", fragment);
}
accum[param.name] = true;
}
return accum;
}, <{ [ name: string ]: boolean }>{ });
}
*/
var Interface = /** @class */ (function () {
function Interface(fragments) {
var _newTarget = this.constructor;
var _this = this;
logger.checkNew(_newTarget, Interface);
var abi = [];
if (typeof (fragments) === "string") {
abi = JSON.parse(fragments);
}
else {
abi = fragments;
}
(0, properties_1.defineReadOnly)(this, "fragments", abi.map(function (fragment) {
return fragments_1.Fragment.from(fragment);
}).filter(function (fragment) { return (fragment != null); }));
(0, properties_1.defineReadOnly)(this, "_abiCoder", (0, properties_1.getStatic)(_newTarget, "getAbiCoder")());
(0, properties_1.defineReadOnly)(this, "functions", {});
(0, properties_1.defineReadOnly)(this, "errors", {});
(0, properties_1.defineReadOnly)(this, "events", {});
(0, properties_1.defineReadOnly)(this, "structs", {});
// Add all fragments by their signature
this.fragments.forEach(function (fragment) {
var bucket = null;
switch (fragment.type) {
case "constructor":
if (_this.deploy) {
logger.warn("duplicate definition - constructor");
return;
}
//checkNames(fragment, "input", fragment.inputs);
(0, properties_1.defineReadOnly)(_this, "deploy", fragment);
return;
case "function":
//checkNames(fragment, "input", fragment.inputs);
//checkNames(fragment, "output", (<FunctionFragment>fragment).outputs);
bucket = _this.functions;
break;
case "event":
//checkNames(fragment, "input", fragment.inputs);
bucket = _this.events;
break;
case "error":
bucket = _this.errors;
break;
default:
return;
}
var signature = fragment.format();
if (bucket[signature]) {
logger.warn("duplicate definition - " + signature);
return;
}
bucket[signature] = fragment;
});
// If we do not have a constructor add a default
if (!this.deploy) {
(0, properties_1.defineReadOnly)(this, "deploy", fragments_1.ConstructorFragment.from({
payable: false,
type: "constructor"
}));
}
(0, properties_1.defineReadOnly)(this, "_isInterface", true);
}
Interface.prototype.format = function (format) {
if (!format) {
format = fragments_1.FormatTypes.full;
}
if (format === fragments_1.FormatTypes.sighash) {
logger.throwArgumentError("interface does not support formatting sighash", "format", format);
}
var abi = this.fragments.map(function (fragment) { return fragment.format(format); });
// We need to re-bundle the JSON fragments a bit
if (format === fragments_1.FormatTypes.json) {
return JSON.stringify(abi.map(function (j) { return JSON.parse(j); }));
}
return abi;
};
// Sub-classes can override these to handle other blockchains
Interface.getAbiCoder = function () {
return abi_coder_1.defaultAbiCoder;
};
Interface.getAddress = function (address) {
return (0, address_1.getAddress)(address);
};
Interface.getSighash = function (fragment) {
return (0, bytes_1.hexDataSlice)((0, hash_1.id)(fragment.format()), 0, 4);
};
Interface.getEventTopic = function (eventFragment) {
return (0, hash_1.id)(eventFragment.format());
};
// Find a function definition by any means necessary (unless it is ambiguous)
Interface.prototype.getFunction = function (nameOrSignatureOrSighash) {
if ((0, bytes_1.isHexString)(nameOrSignatureOrSighash)) {
for (var name_1 in this.functions) {
if (nameOrSignatureOrSighash === this.getSighash(name_1)) {
return this.functions[name_1];
}
}
logger.throwArgumentError("no matching function", "sighash", nameOrSignatureOrSighash);
}
// It is a bare name, look up the function (will return null if ambiguous)
if (nameOrSignatureOrSighash.indexOf("(") === -1) {
var name_2 = nameOrSignatureOrSighash.trim();
var matching = Object.keys(this.functions).filter(function (f) { return (f.split("(" /* fix:) */)[0] === name_2); });
if (matching.length === 0) {
logger.throwArgumentError("no matching function", "name", name_2);
}
else if (matching.length > 1) {
logger.throwArgumentError("multiple matching functions", "name", name_2);
}
return this.functions[matching[0]];
}
// Normalize the signature and lookup the function
var result = this.functions[fragments_1.FunctionFragment.fromString(nameOrSignatureOrSighash).format()];
if (!result) {
logger.throwArgumentError("no matching function", "signature", nameOrSignatureOrSighash);
}
return result;
};
// Find an event definition by any means necessary (unless it is ambiguous)
Interface.prototype.getEvent = function (nameOrSignatureOrTopic) {
if ((0, bytes_1.isHexString)(nameOrSignatureOrTopic)) {
var topichash = nameOrSignatureOrTopic.toLowerCase();
for (var name_3 in this.events) {
if (topichash === this.getEventTopic(name_3)) {
return this.events[name_3];
}
}
logger.throwArgumentError("no matching event", "topichash", topichash);
}
// It is a bare name, look up the function (will return null if ambiguous)
if (nameOrSignatureOrTopic.indexOf("(") === -1) {
var name_4 = nameOrSignatureOrTopic.trim();
var matching = Object.keys(this.events).filter(function (f) { return (f.split("(" /* fix:) */)[0] === name_4); });
if (matching.length === 0) {
logger.throwArgumentError("no matching event", "name", name_4);
}
else if (matching.length > 1) {
logger.throwArgumentError("multiple matching events", "name", name_4);
}
return this.events[matching[0]];
}
// Normalize the signature and lookup the function
var result = this.events[fragments_1.EventFragment.fromString(nameOrSignatureOrTopic).format()];
if (!result) {
logger.throwArgumentError("no matching event", "signature", nameOrSignatureOrTopic);
}
return result;
};
// Find a function definition by any means necessary (unless it is ambiguous)
Interface.prototype.getError = function (nameOrSignatureOrSighash) {
if ((0, bytes_1.isHexString)(nameOrSignatureOrSighash)) {
var getSighash = (0, properties_1.getStatic)(this.constructor, "getSighash");
for (var name_5 in this.errors) {
var error = this.errors[name_5];
if (nameOrSignatureOrSighash === getSighash(error)) {
return this.errors[name_5];
}
}
logger.throwArgumentError("no matching error", "sighash", nameOrSignatureOrSighash);
}
// It is a bare name, look up the function (will return null if ambiguous)
if (nameOrSignatureOrSighash.indexOf("(") === -1) {
var name_6 = nameOrSignatureOrSighash.trim();
var matching = Object.keys(this.errors).filter(function (f) { return (f.split("(" /* fix:) */)[0] === name_6); });
if (matching.length === 0) {
logger.throwArgumentError("no matching error", "name", name_6);
}
else if (matching.length > 1) {
logger.throwArgumentError("multiple matching errors", "name", name_6);
}
return this.errors[matching[0]];
}
// Normalize the signature and lookup the function
var result = this.errors[fragments_1.FunctionFragment.fromString(nameOrSignatureOrSighash).format()];
if (!result) {
logger.throwArgumentError("no matching error", "signature", nameOrSignatureOrSighash);
}
return result;
};
// Get the sighash (the bytes4 selector) used by Solidity to identify a function
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 (0, 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) {
if (typeof (eventFragment) === "string") {
eventFragment = this.getEvent(eventFragment);
}
return (0, properties_1.getStatic)(this.constructor, "getEventTopic")(eventFragment);
};
Interface.prototype._decodeParams = function (params, data) {
return this._abiCoder.decode(params, data);
};
Interface.prototype._encodeParams = function (params, values) {
return this._abiCoder.encode(params, values);
};
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 = (0, bytes_1.arrayify)(data);
if ((0, bytes_1.hexlify)(bytes.slice(0, 4)) !== this.getSighash(fragment)) {
logger.throwArgumentError("data signature does not match error " + fragment.name + ".", "data", (0, 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 (0, bytes_1.hexlify)((0, 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") {
functionFragment = this.getFunction(functionFragment);
}
var bytes = (0, bytes_1.arrayify)(data);
if ((0, bytes_1.hexlify)(bytes.slice(0, 4)) !== this.getSighash(functionFragment)) {
logger.throwArgumentError("data signature does not match function " + functionFragment.name + ".", "data", (0, bytes_1.hexlify)(bytes));
}
return this._decodeParams(functionFragment.inputs, bytes.slice(4));
};
// Encode the data for a function call (e.g. tx.data)
Interface.prototype.encodeFunctionData = function (functionFragment, values) {
if (typeof (functionFragment) === "string") {
functionFragment = this.getFunction(functionFragment);
}
return (0, bytes_1.hexlify)((0, bytes_1.concat)([
this.getSighash(functionFragment),
this._encodeParams(functionFragment.inputs, values || [])
]));
};
// Decode the result from a function call (e.g. from eth_call)
Interface.prototype.decodeFunctionResult = function (functionFragment, data) {
if (typeof (functionFragment) === "string") {
functionFragment = this.getFunction(functionFragment);
}
var bytes = (0, bytes_1.arrayify)(data);
var reason = null;
var errorArgs = null;
var errorName = null;
var errorSignature = null;
switch (bytes.length % this._abiCoder._getWordSize()) {
case 0:
try {
return this._abiCoder.decode(functionFragment.outputs, bytes);
}
catch (error) { }
break;
case 4: {
var selector = (0, bytes_1.hexlify)(bytes.slice(0, 4));
var builtin = BuiltinErrors[selector];
if (builtin) {
errorArgs = this._abiCoder.decode(builtin.inputs, bytes.slice(4));
errorName = builtin.name;
errorSignature = builtin.signature;
if (builtin.reason) {
reason = errorArgs[0];
}
}
else {
try {
var error = this.getError(selector);
errorArgs = this._abiCoder.decode(error.inputs, bytes.slice(4));
errorName = error.name;
errorSignature = error.format();
}
catch (error) {
console.log(error);
}
}
break;
}
}
return logger.throwError("call revert exception", logger_1.Logger.errors.CALL_EXCEPTION, {
method: functionFragment.format(),
errorArgs: errorArgs,
errorName: errorName,
errorSignature: errorSignature,
reason: reason
});
};
// Encode the result for a function call (e.g. for eth_call)
Interface.prototype.encodeFunctionResult = function (functionFragment, values) {
if (typeof (functionFragment) === "string") {
functionFragment = this.getFunction(functionFragment);
}
return (0, bytes_1.hexlify)(this._abiCoder.encode(functionFragment.outputs, values || []));
};
// Create the filter for the event with search criteria (e.g. for eth_filterLog)
Interface.prototype.encodeFilterTopics = function (eventFragment, values) {
var _this = this;
if (typeof (eventFragment) === "string") {
eventFragment = this.getEvent(eventFragment);
}
if (values.length > eventFragment.inputs.length) {
logger.throwError("too many arguments for " + eventFragment.format(), logger_1.Logger.errors.UNEXPECTED_ARGUMENT, {
argument: "values",
value: values
});
}
var topics = [];
if (!eventFragment.anonymous) {
topics.push(this.getEventTopic(eventFragment));
}
var encodeTopic = function (param, value) {
if (param.type === "string") {
return (0, hash_1.id)(value);
}
else if (param.type === "bytes") {
return (0, keccak256_1.keccak256)((0, bytes_1.hexlify)(value));
}
// Check addresses are valid
if (param.type === "address") {
_this._abiCoder.encode(["address"], [value]);
}
return (0, bytes_1.hexZeroPad)((0, bytes_1.hexlify)(value), 32);
};
values.forEach(function (value, index) {
var param = eventFragment.inputs[index];
if (!param.indexed) {
if (value != null) {
logger.throwArgumentError("cannot filter non-indexed parameters; must be null", ("contract." + param.name), value);
}
return;
}
if (value == null) {
topics.push(null);
}
else if (param.baseType === "array" || param.baseType === "tuple") {
logger.throwArgumentError("filtering with tuples or arrays not supported", ("contract." + param.name), value);
}
else if (Array.isArray(value)) {
topics.push(value.map(function (value) { return encodeTopic(param, value); }));
}
else {
topics.push(encodeTopic(param, value));
}
});
// Trim off trailing nulls
while (topics.length && topics[topics.length - 1] === null) {
topics.pop();
}
return topics;
};
Interface.prototype.encodeEventLog = function (eventFragment, values) {
var _this = this;
if (typeof (eventFragment) === "string") {
eventFragment = this.getEvent(eventFragment);
}
var topics = [];
var dataTypes = [];
var dataValues = [];
if (!eventFragment.anonymous) {
topics.push(this.getEventTopic(eventFragment));
}
if (values.length !== eventFragment.inputs.length) {
logger.throwArgumentError("event arguments/values mismatch", "values", values);
}
eventFragment.inputs.forEach(function (param, index) {
var value = values[index];
if (param.indexed) {
if (param.type === "string") {
topics.push((0, hash_1.id)(value));
}
else if (param.type === "bytes") {
topics.push((0, keccak256_1.keccak256)(value));
}
else if (param.baseType === "tuple" || param.baseType === "array") {
// @TODO
throw new Error("not implemented");
}
else {
topics.push(_this._abiCoder.encode([param.type], [value]));
}
}
else {
dataTypes.push(param);
dataValues.push(value);
}
});
return {
data: this._abiCoder.encode(dataTypes, dataValues),
topics: topics
};
};
// Decode a filter for the event and the search criteria
Interface.prototype.decodeEventLog = function (eventFragment, data, topics) {
if (typeof (eventFragment) === "string") {
eventFragment = this.getEvent(eventFragment);
}
if (topics != null && !eventFragment.anonymous) {
var topicHash = this.getEventTopic(eventFragment);
if (!(0, bytes_1.isHexString)(topics[0], 32) || topics[0].toLowerCase() !== topicHash) {
logger.throwError("fragment/topic mismatch", logger_1.Logger.errors.INVALID_ARGUMENT, { argument: "topics[0]", expected: topicHash, value: topics[0] });
}
topics = topics.slice(1);
}
var indexed = [];
var nonIndexed = [];
var dynamic = [];
eventFragment.inputs.forEach(function (param, index) {
if (param.indexed) {
if (param.type === "string" || param.type === "bytes" || param.baseType === "tuple" || param.baseType === "array") {
indexed.push(fragments_1.ParamType.fromObject({ type: "bytes32", name: param.name }));
dynamic.push(true);
}
else {
indexed.push(param);
dynamic.push(false);
}
}
else {
nonIndexed.push(param);
dynamic.push(false);
}
});
var resultIndexed = (topics != null) ? this._abiCoder.decode(indexed, (0, bytes_1.concat)(topics)) : null;
var resultNonIndexed = this._abiCoder.decode(nonIndexed, data, true);
var result = [];
var nonIndexedIndex = 0, indexedIndex = 0;
eventFragment.inputs.forEach(function (param, index) {
if (param.indexed) {
if (resultIndexed == null) {
result[index] = new Indexed({ _isIndexed: true, hash: null });
}
else if (dynamic[index]) {
result[index] = new Indexed({ _isIndexed: true, hash: resultIndexed[indexedIndex++] });
}
else {
try {
result[index] = resultIndexed[indexedIndex++];
}
catch (error) {
result[index] = error;
}
}
}
else {
try {
result[index] = resultNonIndexed[nonIndexedIndex++];
}
catch (error) {
result[index] = error;
}
}
// Add the keyword argument if named and safe
if (param.name && result[param.name] == null) {
var value_1 = result[index];
// Make error named values throw on access
if (value_1 instanceof Error) {
Object.defineProperty(result, param.name, {
enumerable: true,
get: function () { throw wrapAccessError("property " + JSON.stringify(param.name), value_1); }
});
}
else {
result[param.name] = value_1;
}
}
});
var _loop_1 = function (i) {
var value = result[i];
if (value instanceof Error) {
Object.defineProperty(result, i, {
enumerable: true,
get: function () { throw wrapAccessError("index " + i, value); }
});
}
};
// Make all error indexed values throw on access
for (var i = 0; i < result.length; i++) {
_loop_1(i);
}
return Object.freeze(result);
};
// Given a transaction, find the matching function fragment (if any) and
// determine all its properties and call parameters
Interface.prototype.parseTransaction = function (tx) {
var fragment = this.getFunction(tx.data.substring(0, 10).toLowerCase());
if (!fragment) {
return null;
}
return new TransactionDescription({
args: this._abiCoder.decode(fragment.inputs, "0x" + tx.data.substring(10)),
functionFragment: fragment,
name: fragment.name,
signature: fragment.format(),
sighash: this.getSighash(fragment),
value: bignumber_1.BigNumber.from(tx.value || "0"),
});
};
// @TODO
//parseCallResult(data: BytesLike): ??
// Given an event log, find the matching event fragment (if any) and
// determine all its properties and values
Interface.prototype.parseLog = function (log) {
var fragment = this.getEvent(log.topics[0]);
if (!fragment || fragment.anonymous) {
return null;
}
// @TODO: If anonymous, and the only method, and the input count matches, should we parse?
// Probably not, because just because it is the only event in the ABI does
// not mean we have the full ABI; maybe just a fragment?
return new LogDescription({
eventFragment: fragment,
name: fragment.name,
signature: fragment.format(),
topic: this.getEventTopic(fragment),
args: this.decodeEventLog(fragment, log.data, log.topics)
});
};
Interface.prototype.parseError = function (data) {
var hexData = (0, 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)) {
return value;
}
if (typeof(value) === "string") {
return new Interface(JSON.parse(value));
}
return new Interface(value);
}
*/
Interface.isInterface = function (value) {
return !!(value && value._isInterface);
};
return Interface;
}());
exports.Interface = Interface;
//# sourceMappingURL=interface.js.map