code-server-2/lib/vscode/extensions/json-language-features/server/src/requests.ts

88 lines
2.4 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 } from 'vscode-uri';
export interface RequestService {
getContent(uri: string, encoding?: string): Promise<string>;
}
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 extname(uri: string) {
for (let i = uri.length - 1; i >= 0; i--) {
const ch = uri.charCodeAt(i);
if (ch === Dot) {
if (i > 0 && uri.charCodeAt(i - 1) !== Slash) {
return uri.substr(i);
} else {
break;
}
} else if (ch === Slash) {
break;
}
}
return '';
}
export function isAbsolutePath(path: string) {
return path.charCodeAt(0) === Slash;
}
export function resolvePath(uriString: string, path: string): string {
if (isAbsolutePath(path)) {
const uri = URI.parse(uriString);
const parts = path.split('/');
return uri.with({ path: normalizePath(parts) }).toString();
}
return joinPath(uriString, 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(uriString: string, ...paths: string[]): string {
const uri = URI.parse(uriString);
const parts = uri.path.split('/');
for (let path of paths) {
parts.push(...path.split('/'));
}
return uri.with({ path: normalizePath(parts) }).toString();
}