buidler-typechain/dist/src/index.js

Buidler TypeScript plugin boilerplate

"use strict";
var __importDefault = (this && this.__importDefault) || function (mod) {
    return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
const task_names_1 = require("@nomiclabs/buidler/builtin-tasks/task-names");
const config_1 = require("@nomiclabs/buidler/config");
const plugins_1 = require("@nomiclabs/buidler/plugins");
const fs_extra_1 = __importDefault(require("fs-extra"));
const ts_generator_1 = require("ts-generator");
const TypeChain_1 = require("typechain/dist/TypeChain");
const config_2 = require("./config");
config_1.task("typechain", "Generate Typechain typings for compiled contracts").setAction(async ({}, { config, run }) => {
    const typechain = config_2.getDefaultTypechainConfig(config);
    const typechainTargets = [
        "ethers-v4",
        "ethers-v5",
        "truffle",
        "web3-v1",
        "truffle-v5",
    ];
    if (!typechainTargets.includes(typechain.target)) {
        throw new plugins_1.BuidlerPluginError("Typechain", "Invalid Typechain target, please provide via buidler.config.js (typechain.target)");
    }
    await run(task_names_1.TASK_COMPILE);
    console.log(`Creating Typechain artifacts in directory ${typechain.outDir} for target ${typechain.target}`);
    const cwd = process.cwd();
    await ts_generator_1.tsGenerator({ cwd }, new TypeChain_1.TypeChain({
        cwd,
        rawConfig: {
            files: `${config.paths.artifacts}/*.json`,
            outDir: typechain.outDir,
            target: typechain.target,
        },
    }));
    console.log(`Successfully generated Typechain artifacts!`);
});
config_1.task(task_names_1.TASK_CLEAN, "Clears the cache and deletes all artifacts", async (_, { config }) => {
    await fs_extra_1.default.remove(config.paths.cache);
    await fs_extra_1.default.remove(config.paths.artifacts);
    if (config.typechain && config.typechain.outDir) {
        await fs_extra_1.default.remove(config.typechain.outDir);
    }
});
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