diff options
Diffstat (limited to 'sandbox/testAppNevena/Front/node_modules/tmp/lib')
-rw-r--r-- | sandbox/testAppNevena/Front/node_modules/tmp/lib/tmp.js | 611 |
1 files changed, 0 insertions, 611 deletions
diff --git a/sandbox/testAppNevena/Front/node_modules/tmp/lib/tmp.js b/sandbox/testAppNevena/Front/node_modules/tmp/lib/tmp.js deleted file mode 100644 index 41b83dbe..00000000 --- a/sandbox/testAppNevena/Front/node_modules/tmp/lib/tmp.js +++ /dev/null @@ -1,611 +0,0 @@ -/*! - * Tmp - * - * Copyright (c) 2011-2017 KARASZI Istvan <github@spam.raszi.hu> - * - * MIT Licensed - */ - -/* - * Module dependencies. - */ -const fs = require('fs'); -const path = require('path'); -const crypto = require('crypto'); -const osTmpDir = require('os-tmpdir'); -const _c = process.binding('constants'); - -/* - * The working inner variables. - */ -const - /** - * The temporary directory. - * @type {string} - */ - tmpDir = osTmpDir(), - - // the random characters to choose from - RANDOM_CHARS = '0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz', - - TEMPLATE_PATTERN = /XXXXXX/, - - DEFAULT_TRIES = 3, - - CREATE_FLAGS = (_c.O_CREAT || _c.fs.O_CREAT) | (_c.O_EXCL || _c.fs.O_EXCL) | (_c.O_RDWR || _c.fs.O_RDWR), - - EBADF = _c.EBADF || _c.os.errno.EBADF, - ENOENT = _c.ENOENT || _c.os.errno.ENOENT, - - DIR_MODE = 448 /* 0o700 */, - FILE_MODE = 384 /* 0o600 */, - - // this will hold the objects need to be removed on exit - _removeObjects = []; - -var - _gracefulCleanup = false, - _uncaughtException = false; - -/** - * Random name generator based on crypto. - * Adapted from http://blog.tompawlak.org/how-to-generate-random-values-nodejs-javascript - * - * @param {number} howMany - * @returns {string} the generated random name - * @private - */ -function _randomChars(howMany) { - var - value = [], - rnd = null; - - // make sure that we do not fail because we ran out of entropy - try { - rnd = crypto.randomBytes(howMany); - } catch (e) { - rnd = crypto.pseudoRandomBytes(howMany); - } - - for (var i = 0; i < howMany; i++) { - value.push(RANDOM_CHARS[rnd[i] % RANDOM_CHARS.length]); - } - - return value.join(''); -} - -/** - * Checks whether the `obj` parameter is defined or not. - * - * @param {Object} obj - * @returns {boolean} true if the object is undefined - * @private - */ -function _isUndefined(obj) { - return typeof obj === 'undefined'; -} - -/** - * Parses the function arguments. - * - * This function helps to have optional arguments. - * - * @param {(Options|Function)} options - * @param {Function} callback - * @returns {Array} parsed arguments - * @private - */ -function _parseArguments(options, callback) { - if (typeof options == 'function') { - return [callback || {}, options]; - } - - if (_isUndefined(options)) { - return [{}, callback]; - } - - return [options, callback]; -} - -/** - * Generates a new temporary name. - * - * @param {Object} opts - * @returns {string} the new random name according to opts - * @private - */ -function _generateTmpName(opts) { - if (opts.name) { - return path.join(opts.dir || tmpDir, opts.name); - } - - // mkstemps like template - if (opts.template) { - return opts.template.replace(TEMPLATE_PATTERN, _randomChars(6)); - } - - // prefix and postfix - const name = [ - opts.prefix || 'tmp-', - process.pid, - _randomChars(12), - opts.postfix || '' - ].join(''); - - return path.join(opts.dir || tmpDir, name); -} - -/** - * Gets a temporary file name. - * - * @param {(Options|tmpNameCallback)} options options or callback - * @param {?tmpNameCallback} callback the callback function - */ -function tmpName(options, callback) { - var - args = _parseArguments(options, callback), - opts = args[0], - cb = args[1], - tries = opts.name ? 1 : opts.tries || DEFAULT_TRIES; - - if (isNaN(tries) || tries < 0) - return cb(new Error('Invalid tries')); - - if (opts.template && !opts.template.match(TEMPLATE_PATTERN)) - return cb(new Error('Invalid template provided')); - - (function _getUniqueName() { - const name = _generateTmpName(opts); - - // check whether the path exists then retry if needed - fs.stat(name, function (err) { - if (!err) { - if (tries-- > 0) return _getUniqueName(); - - return cb(new Error('Could not get a unique tmp filename, max tries reached ' + name)); - } - - cb(null, name); - }); - }()); -} - -/** - * Synchronous version of tmpName. - * - * @param {Object} options - * @returns {string} the generated random name - * @throws {Error} if the options are invalid or could not generate a filename - */ -function tmpNameSync(options) { - var - args = _parseArguments(options), - opts = args[0], - tries = opts.name ? 1 : opts.tries || DEFAULT_TRIES; - - if (isNaN(tries) || tries < 0) - throw new Error('Invalid tries'); - - if (opts.template && !opts.template.match(TEMPLATE_PATTERN)) - throw new Error('Invalid template provided'); - - do { - const name = _generateTmpName(opts); - try { - fs.statSync(name); - } catch (e) { - return name; - } - } while (tries-- > 0); - - throw new Error('Could not get a unique tmp filename, max tries reached'); -} - -/** - * Creates and opens a temporary file. - * - * @param {(Options|fileCallback)} options the config options or the callback function - * @param {?fileCallback} callback - */ -function file(options, callback) { - var - args = _parseArguments(options, callback), - opts = args[0], - cb = args[1]; - - opts.postfix = (_isUndefined(opts.postfix)) ? '.tmp' : opts.postfix; - - // gets a temporary filename - tmpName(opts, function _tmpNameCreated(err, name) { - if (err) return cb(err); - - // create and open the file - fs.open(name, CREATE_FLAGS, opts.mode || FILE_MODE, function _fileCreated(err, fd) { - if (err) return cb(err); - - if (opts.discardDescriptor) { - return fs.close(fd, function _discardCallback(err) { - if (err) { - // Low probability, and the file exists, so this could be - // ignored. If it isn't we certainly need to unlink the - // file, and if that fails too its error is more - // important. - try { - fs.unlinkSync(name); - } catch (e) { - if (!isENOENT(e)) { - err = e; - } - } - return cb(err); - } - cb(null, name, undefined, _prepareTmpFileRemoveCallback(name, -1, opts)); - }); - } - if (opts.detachDescriptor) { - return cb(null, name, fd, _prepareTmpFileRemoveCallback(name, -1, opts)); - } - cb(null, name, fd, _prepareTmpFileRemoveCallback(name, fd, opts)); - }); - }); -} - -/** - * Synchronous version of file. - * - * @param {Options} options - * @returns {FileSyncObject} object consists of name, fd and removeCallback - * @throws {Error} if cannot create a file - */ -function fileSync(options) { - var - args = _parseArguments(options), - opts = args[0]; - - opts.postfix = opts.postfix || '.tmp'; - - const discardOrDetachDescriptor = opts.discardDescriptor || opts.detachDescriptor; - const name = tmpNameSync(opts); - var fd = fs.openSync(name, CREATE_FLAGS, opts.mode || FILE_MODE); - if (opts.discardDescriptor) { - fs.closeSync(fd); - fd = undefined; - } - - return { - name: name, - fd: fd, - removeCallback: _prepareTmpFileRemoveCallback(name, discardOrDetachDescriptor ? -1 : fd, opts) - }; -} - -/** - * Removes files and folders in a directory recursively. - * - * @param {string} root - * @private - */ -function _rmdirRecursiveSync(root) { - const dirs = [root]; - - do { - var - dir = dirs.pop(), - deferred = false, - files = fs.readdirSync(dir); - - for (var i = 0, length = files.length; i < length; i++) { - var - file = path.join(dir, files[i]), - stat = fs.lstatSync(file); // lstat so we don't recurse into symlinked directories - - if (stat.isDirectory()) { - if (!deferred) { - deferred = true; - dirs.push(dir); - } - dirs.push(file); - } else { - fs.unlinkSync(file); - } - } - - if (!deferred) { - fs.rmdirSync(dir); - } - } while (dirs.length !== 0); -} - -/** - * Creates a temporary directory. - * - * @param {(Options|dirCallback)} options the options or the callback function - * @param {?dirCallback} callback - */ -function dir(options, callback) { - var - args = _parseArguments(options, callback), - opts = args[0], - cb = args[1]; - - // gets a temporary filename - tmpName(opts, function _tmpNameCreated(err, name) { - if (err) return cb(err); - - // create the directory - fs.mkdir(name, opts.mode || DIR_MODE, function _dirCreated(err) { - if (err) return cb(err); - - cb(null, name, _prepareTmpDirRemoveCallback(name, opts)); - }); - }); -} - -/** - * Synchronous version of dir. - * - * @param {Options} options - * @returns {DirSyncObject} object consists of name and removeCallback - * @throws {Error} if it cannot create a directory - */ -function dirSync(options) { - var - args = _parseArguments(options), - opts = args[0]; - - const name = tmpNameSync(opts); - fs.mkdirSync(name, opts.mode || DIR_MODE); - - return { - name: name, - removeCallback: _prepareTmpDirRemoveCallback(name, opts) - }; -} - -/** - * Prepares the callback for removal of the temporary file. - * - * @param {string} name the path of the file - * @param {number} fd file descriptor - * @param {Object} opts - * @returns {fileCallback} - * @private - */ -function _prepareTmpFileRemoveCallback(name, fd, opts) { - const removeCallback = _prepareRemoveCallback(function _removeCallback(fdPath) { - try { - if (0 <= fdPath[0]) { - fs.closeSync(fdPath[0]); - } - } - catch (e) { - // under some node/windows related circumstances, a temporary file - // may have not be created as expected or the file was already closed - // by the user, in which case we will simply ignore the error - if (!isEBADF(e) && !isENOENT(e)) { - // reraise any unanticipated error - throw e; - } - } - try { - fs.unlinkSync(fdPath[1]); - } - catch (e) { - if (!isENOENT(e)) { - // reraise any unanticipated error - throw e; - } - } - }, [fd, name]); - - if (!opts.keep) { - _removeObjects.unshift(removeCallback); - } - - return removeCallback; -} - -/** - * Prepares the callback for removal of the temporary directory. - * - * @param {string} name - * @param {Object} opts - * @returns {Function} the callback - * @private - */ -function _prepareTmpDirRemoveCallback(name, opts) { - const removeFunction = opts.unsafeCleanup ? _rmdirRecursiveSync : fs.rmdirSync.bind(fs); - const removeCallback = _prepareRemoveCallback(removeFunction, name); - - if (!opts.keep) { - _removeObjects.unshift(removeCallback); - } - - return removeCallback; -} - -/** - * Creates a guarded function wrapping the removeFunction call. - * - * @param {Function} removeFunction - * @param {Object} arg - * @returns {Function} - * @private - */ -function _prepareRemoveCallback(removeFunction, arg) { - var called = false; - - return function _cleanupCallback(next) { - if (!called) { - const index = _removeObjects.indexOf(_cleanupCallback); - if (index >= 0) { - _removeObjects.splice(index, 1); - } - - called = true; - removeFunction(arg); - } - - if (next) next(null); - }; -} - -/** - * The garbage collector. - * - * @private - */ -function _garbageCollector() { - if (_uncaughtException && !_gracefulCleanup) { - return; - } - - // the function being called removes itself from _removeObjects, - // loop until _removeObjects is empty - while (_removeObjects.length) { - try { - _removeObjects[0].call(null); - } catch (e) { - // already removed? - } - } -} - -/** - * Helper for testing against EBADF to compensate changes made to Node 7.x under Windows. - */ -function isEBADF(error) { - return isExpectedError(error, -EBADF, 'EBADF'); -} - -/** - * Helper for testing against ENOENT to compensate changes made to Node 7.x under Windows. - */ -function isENOENT(error) { - return isExpectedError(error, -ENOENT, 'ENOENT'); -} - -/** - * Helper to determine whether the expected error code matches the actual code and errno, - * which will differ between the supported node versions. - * - * - Node >= 7.0: - * error.code {String} - * error.errno {String|Number} any numerical value will be negated - * - * - Node >= 6.0 < 7.0: - * error.code {String} - * error.errno {Number} negated - * - * - Node >= 4.0 < 6.0: introduces SystemError - * error.code {String} - * error.errno {Number} negated - * - * - Node >= 0.10 < 4.0: - * error.code {Number} negated - * error.errno n/a - */ -function isExpectedError(error, code, errno) { - return error.code == code || error.code == errno; -} - -/** - * Sets the graceful cleanup. - * - * Also removes the created files and directories when an uncaught exception occurs. - */ -function setGracefulCleanup() { - _gracefulCleanup = true; -} - -const version = process.versions.node.split('.').map(function (value) { - return parseInt(value, 10); -}); - -if (version[0] === 0 && (version[1] < 9 || version[1] === 9 && version[2] < 5)) { - process.addListener('uncaughtException', function _uncaughtExceptionThrown(err) { - _uncaughtException = true; - _garbageCollector(); - - throw err; - }); -} - -process.addListener('exit', function _exit(code) { - if (code) _uncaughtException = true; - _garbageCollector(); -}); - -/** - * Configuration options. - * - * @typedef {Object} Options - * @property {?number} tries the number of tries before give up the name generation - * @property {?string} template the "mkstemp" like filename template - * @property {?string} name fix name - * @property {?string} dir the tmp directory to use - * @property {?string} prefix prefix for the generated name - * @property {?string} postfix postfix for the generated name - */ - -/** - * @typedef {Object} FileSyncObject - * @property {string} name the name of the file - * @property {string} fd the file descriptor - * @property {fileCallback} removeCallback the callback function to remove the file - */ - -/** - * @typedef {Object} DirSyncObject - * @property {string} name the name of the directory - * @property {fileCallback} removeCallback the callback function to remove the directory - */ - -/** - * @callback tmpNameCallback - * @param {?Error} err the error object if anything goes wrong - * @param {string} name the temporary file name - */ - -/** - * @callback fileCallback - * @param {?Error} err the error object if anything goes wrong - * @param {string} name the temporary file name - * @param {number} fd the file descriptor - * @param {cleanupCallback} fn the cleanup callback function - */ - -/** - * @callback dirCallback - * @param {?Error} err the error object if anything goes wrong - * @param {string} name the temporary file name - * @param {cleanupCallback} fn the cleanup callback function - */ - -/** - * Removes the temporary created file or directory. - * - * @callback cleanupCallback - * @param {simpleCallback} [next] function to call after entry was removed - */ - -/** - * Callback function for function composition. - * @see {@link https://github.com/raszi/node-tmp/issues/57|raszi/node-tmp#57} - * - * @callback simpleCallback - */ - -// exporting all the needed methods -module.exports.tmpdir = tmpDir; - -module.exports.dir = dir; -module.exports.dirSync = dirSync; - -module.exports.file = file; -module.exports.fileSync = fileSync; - -module.exports.tmpName = tmpName; -module.exports.tmpNameSync = tmpNameSync; - -module.exports.setGracefulCleanup = setGracefulCleanup; |