@truffle/compile-solidity/dist/compilerSupplier/Cache.js

Compiler helper and artifact manager for Solidity files

"use strict";
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;
};
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());
    });
};
var __importDefault = (this && this.__importDefault) || function (mod) {
    return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.Cache = void 0;
const config_1 = __importDefault(require("@truffle/config"));
const path_1 = __importDefault(require("path"));
const fs_1 = __importDefault(require("fs"));
// @ts-ignore
const fsPromises = __importStar(require("fs/promises"));
const fileNotFoundMessage = "no such file or directory";
class Cache {
    constructor() {
        const compilersDir = path_1.default.resolve(config_1.default.getTruffleDataDirectory(), "compilers");
        const compilerCachePath = path_1.default.resolve(compilersDir, "node_modules"); // because babel binds to require & does weird things
        if (!fs_1.default.existsSync(compilersDir))
            fs_1.default.mkdirSync(compilersDir);
        if (!fs_1.default.existsSync(compilerCachePath))
            fs_1.default.mkdirSync(compilerCachePath); // for 5.0.8 users
        this.compilerCachePath = compilerCachePath;
        this.memoizedCompilers = new Map();
    }
    list() {
        return __awaiter(this, void 0, void 0, function* () {
            return yield fsPromises.readdir(this.compilerCachePath);
        });
    }
    add(code, fileName) {
        return __awaiter(this, void 0, void 0, function* () {
            const filePath = this.resolve(fileName);
            yield fsPromises.writeFile(filePath, code);
            this.memoizedCompilers.set(filePath, code);
        });
    }
    has(fileName) {
        return __awaiter(this, void 0, void 0, function* () {
            const filePath = this.resolve(fileName);
            try {
                yield fsPromises.stat(filePath);
                return true;
            }
            catch (error) {
                // only throw if the error is due to something other than it not existing
                if (!error.message.includes(fileNotFoundMessage)) {
                    throw error;
                }
                return false;
            }
        });
    }
    loadFile(fileName) {
        return __awaiter(this, void 0, void 0, function* () {
            const filePath = this.resolve(fileName);
            if (this.memoizedCompilers.has(filePath)) {
                return this.memoizedCompilers.get(filePath);
            }
            try {
                const compiler = (yield fsPromises.readFile(filePath)).toString();
                this.memoizedCompilers.set(filePath, compiler);
                return compiler;
            }
            catch (error) {
                if (!error.message.includes(fileNotFoundMessage)) {
                    throw error;
                }
                else {
                    throw new Error("The specified file could not be found.");
                }
            }
        });
    }
    resolve(fileName) {
        return path_1.default.resolve(this.compilerCachePath, fileName);
    }
}
exports.Cache = Cache;
//# sourceMappingURL=Cache.js.map