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- "use strict";
- 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 _a;
- Object.defineProperty(exports, "__esModule", { value: true });
- const assert_1 = require("assert");
- const fs = require("fs");
- const path = require("path");
- _a = fs.promises, exports.chmod = _a.chmod, exports.copyFile = _a.copyFile, exports.lstat = _a.lstat, exports.mkdir = _a.mkdir, exports.readdir = _a.readdir, exports.readlink = _a.readlink, exports.rename = _a.rename, exports.rmdir = _a.rmdir, exports.stat = _a.stat, exports.symlink = _a.symlink, exports.unlink = _a.unlink;
- exports.IS_WINDOWS = process.platform === 'win32';
- function exists(fsPath) {
- return __awaiter(this, void 0, void 0, function* () {
- try {
- yield exports.stat(fsPath);
- }
- catch (err) {
- if (err.code === 'ENOENT') {
- return false;
- }
- throw err;
- }
- return true;
- });
- }
- exports.exists = exists;
- function isDirectory(fsPath, useStat = false) {
- return __awaiter(this, void 0, void 0, function* () {
- const stats = useStat ? yield exports.stat(fsPath) : yield exports.lstat(fsPath);
- return stats.isDirectory();
- });
- }
- exports.isDirectory = isDirectory;
- /**
- * On OSX/Linux, true if path starts with '/'. On Windows, true for paths like:
- * \, \hello, \\hello\share, C:, and C:\hello (and corresponding alternate separator cases).
- */
- function isRooted(p) {
- p = normalizeSeparators(p);
- if (!p) {
- throw new Error('isRooted() parameter "p" cannot be empty');
- }
- if (exports.IS_WINDOWS) {
- return (p.startsWith('\\') || /^[A-Z]:/i.test(p) // e.g. \ or \hello or \\hello
- ); // e.g. C: or C:\hello
- }
- return p.startsWith('/');
- }
- exports.isRooted = isRooted;
- /**
- * Recursively create a directory at `fsPath`.
- *
- * This implementation is optimistic, meaning it attempts to create the full
- * path first, and backs up the path stack from there.
- *
- * @param fsPath The path to create
- * @param maxDepth The maximum recursion depth
- * @param depth The current recursion depth
- */
- function mkdirP(fsPath, maxDepth = 1000, depth = 1) {
- return __awaiter(this, void 0, void 0, function* () {
- assert_1.ok(fsPath, 'a path argument must be provided');
- fsPath = path.resolve(fsPath);
- if (depth >= maxDepth)
- return exports.mkdir(fsPath);
- try {
- yield exports.mkdir(fsPath);
- return;
- }
- catch (err) {
- switch (err.code) {
- case 'ENOENT': {
- yield mkdirP(path.dirname(fsPath), maxDepth, depth + 1);
- yield exports.mkdir(fsPath);
- return;
- }
- default: {
- let stats;
- try {
- stats = yield exports.stat(fsPath);
- }
- catch (err2) {
- throw err;
- }
- if (!stats.isDirectory())
- throw err;
- }
- }
- }
- });
- }
- exports.mkdirP = mkdirP;
- /**
- * Best effort attempt to determine whether a file exists and is executable.
- * @param filePath file path to check
- * @param extensions additional file extensions to try
- * @return if file exists and is executable, returns the file path. otherwise empty string.
- */
- function tryGetExecutablePath(filePath, extensions) {
- return __awaiter(this, void 0, void 0, function* () {
- let stats = undefined;
- try {
- // test file exists
- stats = yield exports.stat(filePath);
- }
- catch (err) {
- if (err.code !== 'ENOENT') {
- // eslint-disable-next-line no-console
- console.log(`Unexpected error attempting to determine if executable file exists '${filePath}': ${err}`);
- }
- }
- if (stats && stats.isFile()) {
- if (exports.IS_WINDOWS) {
- // on Windows, test for valid extension
- const upperExt = path.extname(filePath).toUpperCase();
- if (extensions.some(validExt => validExt.toUpperCase() === upperExt)) {
- return filePath;
- }
- }
- else {
- if (isUnixExecutable(stats)) {
- return filePath;
- }
- }
- }
- // try each extension
- const originalFilePath = filePath;
- for (const extension of extensions) {
- filePath = originalFilePath + extension;
- stats = undefined;
- try {
- stats = yield exports.stat(filePath);
- }
- catch (err) {
- if (err.code !== 'ENOENT') {
- // eslint-disable-next-line no-console
- console.log(`Unexpected error attempting to determine if executable file exists '${filePath}': ${err}`);
- }
- }
- if (stats && stats.isFile()) {
- if (exports.IS_WINDOWS) {
- // preserve the case of the actual file (since an extension was appended)
- try {
- const directory = path.dirname(filePath);
- const upperName = path.basename(filePath).toUpperCase();
- for (const actualName of yield exports.readdir(directory)) {
- if (upperName === actualName.toUpperCase()) {
- filePath = path.join(directory, actualName);
- break;
- }
- }
- }
- catch (err) {
- // eslint-disable-next-line no-console
- console.log(`Unexpected error attempting to determine the actual case of the file '${filePath}': ${err}`);
- }
- return filePath;
- }
- else {
- if (isUnixExecutable(stats)) {
- return filePath;
- }
- }
- }
- }
- return '';
- });
- }
- exports.tryGetExecutablePath = tryGetExecutablePath;
- function normalizeSeparators(p) {
- p = p || '';
- if (exports.IS_WINDOWS) {
- // convert slashes on Windows
- p = p.replace(/\//g, '\\');
- // remove redundant slashes
- return p.replace(/\\\\+/g, '\\');
- }
- // remove redundant slashes
- return p.replace(/\/\/+/g, '/');
- }
- // on Mac/Linux, test the execute bit
- // R W X R W X R W X
- // 256 128 64 32 16 8 4 2 1
- function isUnixExecutable(stats) {
- return ((stats.mode & 1) > 0 ||
- ((stats.mode & 8) > 0 && stats.gid === process.getgid()) ||
- ((stats.mode & 64) > 0 && stats.uid === process.getuid()));
- }
- //# sourceMappingURL=io-util.js.map
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