fs.ts
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/**
* @license
* Copyright Google Inc. All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
import {patchMacroTask} from '../common/utils';
let fs;
try {
fs = require('fs');
} catch (err) {
}
// watch, watchFile, unwatchFile has been patched
// because EventEmitter has been patched
const TO_PATCH_MACROTASK_METHODS = [
'access', 'appendFile', 'chmod', 'chown', 'close', 'exists', 'fchmod',
'fchown', 'fdatasync', 'fstat', 'fsync', 'ftruncate', 'futimes', 'lchmod',
'lchown', 'link', 'lstat', 'mkdir', 'mkdtemp', 'open', 'read',
'readdir', 'readFile', 'readlink', 'realpath', 'rename', 'rmdir', 'stat',
'symlink', 'truncate', 'unlink', 'utimes', 'write', 'writeFile',
];
if (fs) {
TO_PATCH_MACROTASK_METHODS.filter(name => !!fs[name] && typeof fs[name] === 'function')
.forEach(name => {
patchMacroTask(fs, name, (self: any, args: any[]) => {
return {
name: 'fs.' + name,
args: args,
callbackIndex: args.length > 0 ? args.length - 1 : -1,
target: self
};
});
});
}