/*--------------------------------------------------------------------------------------------- * 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; } 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(); }