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"use strict";
/**
* @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.NullTree = exports.NullTreeDirEntry = exports.CannotCreateFileException = void 0;
const core_1 = require("@angular-devkit/core");
const exception_1 = require("../exception/exception");
const interface_1 = require("./interface");
const recorder_1 = require("./recorder");
class CannotCreateFileException extends core_1.BaseException {
constructor(path) {
super(`Cannot create file "${path}".`);
}
}
exports.CannotCreateFileException = CannotCreateFileException;
class NullTreeDirEntry {
constructor(path) {
this.path = path;
this.subdirs = [];
this.subfiles = [];
}
get parent() {
return this.path == '/' ? null : new NullTreeDirEntry((0, core_1.dirname)(this.path));
}
dir(name) {
return new NullTreeDirEntry((0, core_1.join)(this.path, name));
}
file(_name) {
return null;
}
visit() { }
}
exports.NullTreeDirEntry = NullTreeDirEntry;
class NullTree {
constructor() {
this.root = new NullTreeDirEntry((0, core_1.normalize)('/'));
}
[interface_1.TreeSymbol]() {
return this;
}
branch() {
return new NullTree();
}
merge(_other, _strategy) { }
// Simple readonly file system operations.
exists(_path) {
return false;
}
read(_path) {
return null;
}
get(_path) {
return null;
}
getDir(path) {
return new NullTreeDirEntry((0, core_1.normalize)('/' + path));
}
visit() { }
// Change content of host files.
beginUpdate(path) {
throw new exception_1.FileDoesNotExistException(path);
}
commitUpdate(record) {
throw new exception_1.FileDoesNotExistException(record instanceof recorder_1.UpdateRecorderBase ? record.path : '<unknown>');
}
// Change structure of the host.
copy(path, _to) {
throw new exception_1.FileDoesNotExistException(path);
}
delete(path) {
throw new exception_1.FileDoesNotExistException(path);
}
create(path, _content) {
throw new CannotCreateFileException(path);
}
rename(path, _to) {
throw new exception_1.FileDoesNotExistException(path);
}
overwrite(path, _content) {
throw new exception_1.FileDoesNotExistException(path);
}
apply(_action, _strategy) { }
get actions() {
return [];
}
}
exports.NullTree = NullTree;