code-server/lib/vscode/extensions/html-language-features/client/src/requests.ts

149 lines
4.1 KiB
TypeScript

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