90 lines
2.3 KiB
TypeScript
90 lines
2.3 KiB
TypeScript
/**
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* @license
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* Copyright 2025 Google LLC
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* SPDX-License-Identifier: Apache-2.0
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*/
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import { GitIgnoreParser, GitIgnoreFilter } from '../utils/gitIgnoreParser.js';
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import { isGitRepository } from '../utils/gitUtils.js';
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import * as path from 'path';
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import { glob, type GlobOptions } from 'glob';
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export interface FileDiscoveryOptions {
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respectGitIgnore?: boolean;
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includeBuildArtifacts?: boolean;
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isGitRepo?: boolean;
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}
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export class FileDiscoveryService {
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private gitIgnoreFilter: GitIgnoreFilter | null = null;
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private projectRoot: string;
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constructor(projectRoot: string) {
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this.projectRoot = path.resolve(projectRoot);
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}
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async initialize(options: FileDiscoveryOptions = {}): Promise<void> {
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const isGitRepo = options.isGitRepo ?? isGitRepository(this.projectRoot);
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if (options.respectGitIgnore !== false && isGitRepo) {
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const parser = new GitIgnoreParser(this.projectRoot);
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await parser.initialize();
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this.gitIgnoreFilter = parser;
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}
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}
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async glob(
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pattern: string | string[],
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options: GlobOptions = {},
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): Promise<string[]> {
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const files = (await glob(pattern, {
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...options,
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nocase: true,
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})) as string[];
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return this.filterFiles(files);
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}
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/**
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* Filters a list of file paths based on git ignore rules
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*/
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filterFiles(
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filePaths: string[],
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options: FileDiscoveryOptions = {},
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): string[] {
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return filePaths.filter((filePath) => {
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// Always respect git ignore unless explicitly disabled
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if (options.respectGitIgnore !== false && this.gitIgnoreFilter) {
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if (this.gitIgnoreFilter.isIgnored(filePath)) {
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return false;
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}
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}
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return true;
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});
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}
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/**
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* Checks if a single file should be ignored
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*/
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shouldIgnoreFile(
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filePath: string,
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options: FileDiscoveryOptions = {},
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): boolean {
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const isGitRepo = options.isGitRepo ?? isGitRepository(this.projectRoot);
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if (
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options.respectGitIgnore !== false &&
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isGitRepo &&
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this.gitIgnoreFilter
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) {
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return this.gitIgnoreFilter.isIgnored(filePath);
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}
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return false;
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}
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/**
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* Returns whether the project is a git repository
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*/
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isGitRepository(options: FileDiscoveryOptions = {}): boolean {
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return options.isGitRepo ?? isGitRepository(this.projectRoot);
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}
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}
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