setup-go/node_modules/@actions/io/lib/io-util.js
Danny McCormick cd176c696b Add setup-go
2019-06-19 09:44:17 -04:00

194 lines
7.2 KiB
JavaScript

"use strict";
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
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) : new P(function (resolve) { resolve(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.copyFile = _a.copyFile, exports.lstat = _a.lstat, exports.mkdir = _a.mkdir, exports.readdir = _a.readdir, exports.rmdir = _a.rmdir, exports.stat = _a.stat, 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