149 lines
4.1 KiB
TypeScript
149 lines
4.1 KiB
TypeScript
/*---------------------------------------------------------------------------------------------
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* Copyright (c) Microsoft Corporation. All rights reserved.
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* Licensed under the MIT License. See License.txt in the project root for license information.
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*--------------------------------------------------------------------------------------------*/
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import { Uri, workspace } from 'vscode';
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import { RequestType, CommonLanguageClient } from 'vscode-languageclient';
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import { Runtime } from './htmlClient';
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export namespace FsContentRequest {
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export const type: RequestType<{ uri: string; encoding?: string; }, string, any, any> = new RequestType('fs/content');
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}
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export namespace FsStatRequest {
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export const type: RequestType<string, FileStat, any, any> = new RequestType('fs/stat');
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}
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export namespace FsReadDirRequest {
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export const type: RequestType<string, [string, FileType][], any, any> = new RequestType('fs/readDir');
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}
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export function serveFileSystemRequests(client: CommonLanguageClient, runtime: Runtime) {
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client.onRequest(FsContentRequest.type, (param: { uri: string; encoding?: string; }) => {
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const uri = Uri.parse(param.uri);
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if (uri.scheme === 'file' && runtime.fs) {
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return runtime.fs.getContent(param.uri);
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}
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return workspace.fs.readFile(uri).then(buffer => {
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return new runtime.TextDecoder(param.encoding).decode(buffer);
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});
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});
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client.onRequest(FsReadDirRequest.type, (uriString: string) => {
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const uri = Uri.parse(uriString);
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if (uri.scheme === 'file' && runtime.fs) {
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return runtime.fs.readDirectory(uriString);
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}
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return workspace.fs.readDirectory(uri);
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});
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client.onRequest(FsStatRequest.type, (uriString: string) => {
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const uri = Uri.parse(uriString);
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if (uri.scheme === 'file' && runtime.fs) {
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return runtime.fs.stat(uriString);
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}
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return workspace.fs.stat(uri);
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});
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}
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export enum FileType {
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/**
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* The file type is unknown.
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*/
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Unknown = 0,
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/**
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* A regular file.
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*/
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File = 1,
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/**
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* A directory.
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*/
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Directory = 2,
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/**
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* A symbolic link to a file.
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*/
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SymbolicLink = 64
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}
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export interface FileStat {
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/**
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* The type of the file, e.g. is a regular file, a directory, or symbolic link
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* to a file.
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*/
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type: FileType;
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/**
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* The creation timestamp in milliseconds elapsed since January 1, 1970 00:00:00 UTC.
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*/
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ctime: number;
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/**
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* The modification timestamp in milliseconds elapsed since January 1, 1970 00:00:00 UTC.
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*/
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mtime: number;
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/**
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* The size in bytes.
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*/
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size: number;
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}
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export interface RequestService {
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getContent(uri: string, encoding?: string): Promise<string>;
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stat(uri: string): Promise<FileStat>;
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readDirectory(uri: string): Promise<[string, FileType][]>;
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}
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export function getScheme(uri: string) {
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return uri.substr(0, uri.indexOf(':'));
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}
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export function dirname(uri: string) {
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const lastIndexOfSlash = uri.lastIndexOf('/');
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return lastIndexOfSlash !== -1 ? uri.substr(0, lastIndexOfSlash) : '';
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}
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export function basename(uri: string) {
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const lastIndexOfSlash = uri.lastIndexOf('/');
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return uri.substr(lastIndexOfSlash + 1);
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}
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const Slash = '/'.charCodeAt(0);
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const Dot = '.'.charCodeAt(0);
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export function isAbsolutePath(path: string) {
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return path.charCodeAt(0) === Slash;
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}
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export function resolvePath(uri: Uri, path: string): Uri {
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if (isAbsolutePath(path)) {
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return uri.with({ path: normalizePath(path.split('/')) });
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}
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return joinPath(uri, path);
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}
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export function normalizePath(parts: string[]): string {
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const newParts: string[] = [];
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for (const part of parts) {
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if (part.length === 0 || part.length === 1 && part.charCodeAt(0) === Dot) {
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// ignore
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} else if (part.length === 2 && part.charCodeAt(0) === Dot && part.charCodeAt(1) === Dot) {
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newParts.pop();
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} else {
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newParts.push(part);
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}
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}
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if (parts.length > 1 && parts[parts.length - 1].length === 0) {
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newParts.push('');
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}
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let res = newParts.join('/');
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if (parts[0].length === 0) {
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res = '/' + res;
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}
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return res;
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}
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export function joinPath(uri: Uri, ...paths: string[]): Uri {
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const parts = uri.path.split('/');
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for (let path of paths) {
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parts.push(...path.split('/'));
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}
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return uri.with({ path: normalizePath(parts) });
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}
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