hardhat
Version:
Hardhat is an extensible developer tool that helps smart contract developers increase productivity by reliably bringing together the tools they want.
75 lines • 2.72 kB
JavaScript
;
var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
var desc = Object.getOwnPropertyDescriptor(m, k);
if (!desc || ("get" in desc ? !m.__esModule : desc.writable || desc.configurable)) {
desc = { enumerable: true, get: function() { return m[k]; } };
}
Object.defineProperty(o, k2, desc);
}) : (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
o[k2] = m[k];
}));
var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
Object.defineProperty(o, "default", { enumerable: true, value: v });
}) : function(o, v) {
o["default"] = v;
});
var __importStar = (this && this.__importStar) || function (mod) {
if (mod && mod.__esModule) return mod;
var result = {};
if (mod != null) for (var k in mod) if (k !== "default" && Object.prototype.hasOwnProperty.call(mod, k)) __createBinding(result, mod, k);
__setModuleDefault(result, mod);
return result;
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.AbiHelpers = void 0;
const abi = __importStar(require("@ethersproject/abi"));
class AbiHelpers {
/**
* Try to compute the selector for the function/event/error
* with the given name and param types. Return undefined
* if it cannot do it. This can happen if some ParamType is
* not understood by @ethersproject/abi
*/
static computeSelector(name, inputs) {
try {
const fragment = abi.FunctionFragment.from({
type: "function",
constant: true,
name,
inputs: inputs.map((i) => abi.ParamType.from(i)),
});
const selectorHex = abi.Interface.getSighash(fragment);
return Buffer.from(selectorHex.slice(2), "hex");
}
catch {
return;
}
}
static isValidCalldata(inputs, calldata) {
try {
abi.defaultAbiCoder.decode(inputs, calldata);
return true;
}
catch {
return false;
}
}
static formatValues(values) {
return values.map((x) => AbiHelpers._formatValue(x)).join(", ");
}
static _formatValue(value) {
// print nested values as [value1, value2, ...]
if (Array.isArray(value)) {
return `[${value.map((v) => AbiHelpers._formatValue(v)).join(", ")}]`;
}
// surround string values with quotes
if (typeof value === "string") {
return `"${value}"`;
}
return value.toString();
}
}
exports.AbiHelpers = AbiHelpers;
//# sourceMappingURL=abi-helpers.js.map