@angular/cdk
Version:
Angular Material Component Development Kit
74 lines • 8.55 kB
JavaScript
;
/**
* @license
* Copyright Google LLC 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
*/
Object.defineProperty(exports, "__esModule", { value: true });
exports.DevkitFileSystem = void 0;
const core_1 = require("@angular-devkit/core");
const file_system_1 = require("../update-tool/file-system");
const path = require("path");
/**
* File system that leverages the virtual tree from the CLI devkit. This file
* system is commonly used by `ng update` migrations that run as part of the
* Angular CLI.
*/
class DevkitFileSystem extends file_system_1.FileSystem {
constructor(_tree) {
super();
this._tree = _tree;
this._updateRecorderCache = new Map();
}
resolve(...segments) {
// Note: We use `posix.resolve` as the devkit paths are using posix separators.
return core_1.normalize(path.posix.resolve('/', ...segments.map(core_1.normalize)));
}
edit(filePath) {
if (this._updateRecorderCache.has(filePath)) {
return this._updateRecorderCache.get(filePath);
}
const recorder = this._tree.beginUpdate(filePath);
this._updateRecorderCache.set(filePath, recorder);
return recorder;
}
commitEdits() {
this._updateRecorderCache.forEach(r => this._tree.commitUpdate(r));
this._updateRecorderCache.clear();
}
exists(fileOrDirPath) {
// The devkit tree does not expose an API for checking whether a given
// directory exists. It throws a specific error though if a directory
// is being read as a file. We use that to check if a directory exists.
try {
return this._tree.get(fileOrDirPath) !== null;
}
catch (e) {
if (e instanceof core_1.PathIsDirectoryException) {
return true;
}
}
return false;
}
overwrite(filePath, content) {
this._tree.overwrite(filePath, content);
}
create(filePath, content) {
this._tree.create(filePath, content);
}
delete(filePath) {
this._tree.delete(filePath);
}
read(filePath) {
const buffer = this._tree.read(filePath);
return buffer !== null ? buffer.toString() : null;
}
readDirectory(dirPath) {
const { subdirs: directories, subfiles: files } = this._tree.getDir(dirPath);
return { directories, files };
}
}
exports.DevkitFileSystem = DevkitFileSystem;
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