mirror of
https://github.com/Microsoft/vscode
synced 2024-08-27 21:09:43 +00:00
Search provider - clean up file index search, remove PPromise
This commit is contained in:
parent
d36a3d2395
commit
28fd1cc007
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@ -12,9 +12,9 @@ import * as glob from 'vs/base/common/glob';
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import * as resources from 'vs/base/common/resources';
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import * as strings from 'vs/base/common/strings';
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import URI from 'vs/base/common/uri';
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import { PPromise, TPromise } from 'vs/base/common/winjs.base';
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import { TPromise } from 'vs/base/common/winjs.base';
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import { compareItemsByScore, IItemAccessor, prepareQuery, ScorerCache } from 'vs/base/parts/quickopen/common/quickOpenScorer';
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import { ICachedSearchStats, IFileMatch, IFolderQuery, IRawSearchQuery, ISearchCompleteStats, ISearchQuery } from 'vs/platform/search/common/search';
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import { IFileMatch, IFolderQuery, IRawSearchQuery, ISearchCompleteStats, ISearchQuery } from 'vs/platform/search/common/search';
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import * as vscode from 'vscode';
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export interface IInternalFileMatch {
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@ -134,22 +134,24 @@ export interface IDirectoryTree {
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pathToEntries: { [relativePath: string]: IDirectoryEntry[] };
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}
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// ???
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interface IInternalSearchComplete {
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limitHit: boolean;
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results: IInternalFileMatch[];
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}
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export class FileIndexSearchEngine {
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private filePattern: string;
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private normalizedFilePatternLowercase: string;
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private includePattern: glob.ParsedExpression;
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private maxResults: number;
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private exists: boolean;
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// private maxFilesize: number;
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private isLimitHit: boolean;
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private resultCount: number;
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private isCanceled: boolean;
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private activeCancellationTokens: Set<CancellationTokenSource>;
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// private filesWalked: number;
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// private directoriesWalked: number;
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private globalExcludePattern: glob.ParsedExpression;
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constructor(private config: ISearchQuery, private provider: vscode.FileIndexProvider) {
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@ -157,14 +159,10 @@ export class FileIndexSearchEngine {
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this.includePattern = config.includePattern && glob.parse(config.includePattern);
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this.maxResults = config.maxResults || null;
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this.exists = config.exists;
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// this.maxFilesize = config.maxFileSize || null;
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this.resultCount = 0;
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this.isLimitHit = false;
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this.activeCancellationTokens = new Set<CancellationTokenSource>();
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// this.filesWalked = 0;
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// this.directoriesWalked = 0;
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if (this.filePattern) {
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this.normalizedFilePatternLowercase = strings.stripWildcards(this.filePattern).toLowerCase();
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}
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@ -178,10 +176,14 @@ export class FileIndexSearchEngine {
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this.activeCancellationTokens = new Set();
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}
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public search(): PPromise<{ isLimitHit: boolean }, IInternalFileMatch> {
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const folderQueries = this.config.folderQueries;
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public search(_onResult: (match: IInternalFileMatch) => void): TPromise<{ isLimitHit: boolean }> {
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if (this.config.folderQueries.length !== 1) {
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throw new Error('Searches just one folder');
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}
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return new PPromise<{ isLimitHit: boolean }, IInternalFileMatch>((resolve, reject, _onResult) => {
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const folderQuery = this.config.folderQueries[0];
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return new TPromise<{ isLimitHit: boolean }>((resolve, reject) => {
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const onResult = (match: IInternalFileMatch) => {
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this.resultCount++;
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_onResult(match);
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@ -206,24 +208,22 @@ export class FileIndexSearchEngine {
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});
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}
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// For each root folder
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PPromise.join(folderQueries.map(fq => {
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return this.searchInFolder(fq).then(null, null, onResult);
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})).then(() => {
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resolve({ isLimitHit: this.isLimitHit });
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}, (errs: Error[]) => {
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const errMsg = errs
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.map(err => toErrorMessage(err))
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.filter(msg => !!msg)[0];
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return this.searchInFolder(folderQuery, _onResult)
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.then(() => {
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resolve({ isLimitHit: this.isLimitHit });
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}, (errs: Error[]) => {
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const errMsg = errs
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.map(err => toErrorMessage(err))
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.filter(msg => !!msg)[0];
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reject(new Error(errMsg));
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});
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reject(new Error(errMsg));
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});
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});
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}
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private searchInFolder(fq: IFolderQuery<URI>): PPromise<void, IInternalFileMatch> {
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private searchInFolder(fq: IFolderQuery<URI>, onResult: (match: IInternalFileMatch) => void): TPromise<void> {
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let cancellation = new CancellationTokenSource();
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return new PPromise((resolve, reject, onResult) => {
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return new TPromise((resolve, reject) => {
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const options = this.getSearchOptionsForFolder(fq);
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const tree = this.initDirectoryTree();
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@ -410,7 +410,9 @@ export class FileIndexSearchManager {
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private caches: { [cacheKey: string]: Cache; } = Object.create(null);
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public fileSearch(config: ISearchQuery, provider: vscode.FileIndexProvider, onResult: (matches: IFileMatch[]) => void): TPromise<ISearchCompleteStats> {
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public fileSearch(config: ISearchQuery, provider: vscode.FileIndexProvider, onBatch: (matches: IFileMatch[]) => void): TPromise<ISearchCompleteStats> {
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// if (config.cacheKey)
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if (config.sortByScore) {
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let sortedSearch = this.trySortedSearchFromCache(config);
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if (!sortedSearch) {
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@ -422,36 +424,27 @@ export class FileIndexSearchManager {
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config;
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const engine = new FileIndexSearchEngine(engineConfig, provider);
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sortedSearch = this.doSortedSearch(engine, provider, config);
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sortedSearch = this.doSortedSearch(engine, config);
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}
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return new TPromise<ISearchCompleteStats>((c, e) => {
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process.nextTick(() => { // allow caller to register progress callback first
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sortedSearch.then(([result, rawMatches]) => {
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const serializedMatches = rawMatches.map(rawMatch => this.rawMatchToSearchItem(rawMatch));
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this.sendProgress(serializedMatches, onResult, FileIndexSearchManager.BATCH_SIZE);
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c(result);
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}, e, onResult);
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});
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sortedSearch.then(complete => {
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this.sendAsBatches(complete.results, onBatch, FileIndexSearchManager.BATCH_SIZE);
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c(complete);
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}, e, onBatch);
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}, () => {
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sortedSearch.cancel();
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});
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}
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let searchPromise: TPromise<void, IInternalFileMatch[]>;
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return new TPromise<ISearchCompleteStats>((c, e) => {
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const engine = new FileIndexSearchEngine(config, provider);
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searchPromise = this.doSearch(engine, provider, FileIndexSearchManager.BATCH_SIZE)
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.then(c, e, progress => {
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if (Array.isArray(progress)) {
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onResult(progress.map(m => this.rawMatchToSearchItem(m)));
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} else if ((<IInternalFileMatch>progress).relativePath) {
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onResult([this.rawMatchToSearchItem(<IInternalFileMatch>progress)]);
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}
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});
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}, () => {
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searchPromise.cancel();
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});
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const engine = new FileIndexSearchEngine(config, provider);
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return this.doSearch(engine)
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.then(complete => {
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this.sendAsBatches(complete.results, onBatch, FileIndexSearchManager.BATCH_SIZE);
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return <ISearchCompleteStats>{
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limitHit: complete.limitHit
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};
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});
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}
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private rawMatchToSearchItem(match: IInternalFileMatch): IFileMatch {
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@ -460,20 +453,10 @@ export class FileIndexSearchManager {
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};
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}
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private doSortedSearch(engine: FileIndexSearchEngine, provider: vscode.FileIndexProvider, config: IRawSearchQuery): PPromise<[ISearchCompleteStats, IInternalFileMatch[]]> {
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let searchPromise: PPromise<void, IInternalFileMatch[]>;
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let allResultsPromise = new PPromise<[ISearchCompleteStats, IInternalFileMatch[]], IInternalFileMatch[]>((c, e, p) => {
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let results: IInternalFileMatch[] = [];
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searchPromise = this.doSearch(engine, provider, -1)
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.then(result => {
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c([result, results]);
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}, e, progress => {
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if (Array.isArray(progress)) {
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results = progress;
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} else {
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p(progress);
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}
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});
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private doSortedSearch(engine: FileIndexSearchEngine, config: IRawSearchQuery): TPromise<IInternalSearchComplete> {
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let searchPromise: TPromise<void>;
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let allResultsPromise = new TPromise<IInternalSearchComplete>((c, e) => {
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searchPromise = this.doSearch(engine).then(c, e);
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}, () => {
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searchPromise.cancel();
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});
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@ -489,23 +472,18 @@ export class FileIndexSearchManager {
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}
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let chained: TPromise<void>;
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return new PPromise<[ISearchCompleteStats, IInternalFileMatch[]]>((c, e, p) => {
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chained = allResultsPromise.then(([result, results]) => {
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return new TPromise<IInternalSearchComplete>((c, e) => {
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chained = allResultsPromise.then(complete => {
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const scorerCache: ScorerCache = cache ? cache.scorerCache : Object.create(null);
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const unsortedResultTime = Date.now();
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return this.sortResults(config, results, scorerCache)
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return this.sortResults(config, complete.results, scorerCache)
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.then(sortedResults => {
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const sortedResultTime = Date.now();
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c([{
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stats: {
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...result.stats,
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...{ unsortedResultTime, sortedResultTime }
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},
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limitHit: result.limitHit || typeof config.maxResults === 'number' && results.length > config.maxResults
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}, sortedResults]);
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c({
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limitHit: complete.limitHit || typeof config.maxResults === 'number' && complete.results.length > config.maxResults, // ??
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results: sortedResults
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});
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});
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}, e, p);
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}, e);
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}, () => {
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chained.cancel();
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});
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@ -519,45 +497,23 @@ export class FileIndexSearchManager {
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return this.caches[cacheKey] = new Cache();
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}
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private trySortedSearchFromCache(config: IRawSearchQuery): TPromise<[ISearchCompleteStats, IInternalFileMatch[]]> {
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private trySortedSearchFromCache(config: IRawSearchQuery): TPromise<IInternalSearchComplete> {
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const cache = config.cacheKey && this.caches[config.cacheKey];
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if (!cache) {
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return undefined;
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}
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const cacheLookupStartTime = Date.now();
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const cached = this.getResultsFromCache(cache, config.filePattern);
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if (cached) {
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let chained: TPromise<void>;
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return new TPromise<[ISearchCompleteStats, IInternalFileMatch[]]>((c, e) => {
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chained = cached.then(([result, results, cacheStats]) => {
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const cacheLookupResultTime = Date.now();
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return this.sortResults(config, results, cache.scorerCache)
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return new TPromise<IInternalSearchComplete>((c, e) => {
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chained = cached.then(complete => {
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return this.sortResults(config, complete.results, cache.scorerCache)
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.then(sortedResults => {
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const sortedResultTime = Date.now();
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const stats: ICachedSearchStats = {
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fromCache: true,
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cacheLookupStartTime: cacheLookupStartTime,
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cacheFilterStartTime: cacheStats.cacheFilterStartTime,
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cacheLookupResultTime: cacheLookupResultTime,
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cacheEntryCount: cacheStats.cacheFilterResultCount,
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resultCount: results.length
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};
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if (config.sortByScore) {
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stats.unsortedResultTime = cacheLookupResultTime;
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stats.sortedResultTime = sortedResultTime;
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}
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if (!cacheStats.cacheWasResolved) {
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stats.joined = result.stats;
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}
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c([
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{
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limitHit: result.limitHit || typeof config.maxResults === 'number' && results.length > config.maxResults,
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stats: stats
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},
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sortedResults
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]);
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c({
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limitHit: complete.limitHit || typeof config.maxResults === 'number' && complete.results.length > config.maxResults,
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results: sortedResults
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});
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});
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}, e);
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}, () => {
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@ -578,25 +534,25 @@ export class FileIndexSearchManager {
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return arrays.topAsync(results, compare, config.maxResults, 10000);
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}
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private sendProgress(results: IFileMatch[], progressCb: (batch: IFileMatch[]) => void, batchSize: number) {
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private sendAsBatches(rawMatches: IInternalFileMatch[], onBatch: (batch: IFileMatch[]) => void, batchSize: number) {
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const serializedMatches = rawMatches.map(rawMatch => this.rawMatchToSearchItem(rawMatch));
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if (batchSize && batchSize > 0) {
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for (let i = 0; i < results.length; i += batchSize) {
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progressCb(results.slice(i, i + batchSize));
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for (let i = 0; i < serializedMatches.length; i += batchSize) {
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onBatch(serializedMatches.slice(i, i + batchSize));
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}
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} else {
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progressCb(results);
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onBatch(serializedMatches);
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}
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}
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private getResultsFromCache(cache: Cache, searchValue: string): PPromise<[ISearchCompleteStats, IInternalFileMatch[], CacheStats]> {
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private getResultsFromCache(cache: Cache, searchValue: string): TPromise<IInternalSearchComplete> {
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if (path.isAbsolute(searchValue)) {
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return null; // bypass cache if user looks up an absolute path where matching goes directly on disk
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}
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// Find cache entries by prefix of search value
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const hasPathSep = searchValue.indexOf(path.sep) >= 0;
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let cached: PPromise<[ISearchCompleteStats, IInternalFileMatch[]], IInternalFileMatch[]>;
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let wasResolved: boolean;
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let cached: TPromise<IInternalSearchComplete>;
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for (let previousSearch in cache.resultsToSearchCache) {
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// If we narrow down, we might be able to reuse the cached results
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@ -606,8 +562,6 @@ export class FileIndexSearchManager {
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}
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const c = cache.resultsToSearchCache[previousSearch];
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c.then(() => { wasResolved = false; });
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wasResolved = true;
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cached = this.preventCancellation(c);
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break;
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}
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@ -617,15 +571,13 @@ export class FileIndexSearchManager {
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return null;
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}
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return new PPromise<[ISearchCompleteStats, IInternalFileMatch[], CacheStats]>((c, e, p) => {
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cached.then(([complete, cachedEntries]) => {
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const cacheFilterStartTime = Date.now();
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return new TPromise<IInternalSearchComplete>((c, e) => {
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cached.then(complete => {
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// Pattern match on results
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let results: IInternalFileMatch[] = [];
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const normalizedSearchValueLowercase = strings.stripWildcards(searchValue).toLowerCase();
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for (let i = 0; i < cachedEntries.length; i++) {
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let entry = cachedEntries[i];
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for (let i = 0; i < complete.results.length; i++) {
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let entry = complete.results[i];
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// Check if this entry is a match for the search value
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if (!strings.fuzzyContains(entry.relativePath, normalizedSearchValueLowercase)) {
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@ -635,48 +587,26 @@ export class FileIndexSearchManager {
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results.push(entry);
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}
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c([complete, results, {
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cacheWasResolved: wasResolved,
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cacheFilterStartTime: cacheFilterStartTime,
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cacheFilterResultCount: cachedEntries.length
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}]);
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}, e, p);
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c({
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limitHit: complete.limitHit,
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results
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});
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}, e);
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}, () => {
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cached.cancel();
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});
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}
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private doSearch(engine: FileIndexSearchEngine, provider: vscode.FileIndexProvider, batchSize?: number): PPromise<ISearchCompleteStats, IInternalFileMatch[]> {
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return new PPromise<ISearchCompleteStats, IInternalFileMatch[]>((c, e, p) => {
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let batch: IInternalFileMatch[] = [];
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engine.search().then(result => {
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if (batch.length) {
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p(batch);
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}
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private doSearch(engine: FileIndexSearchEngine): TPromise<IInternalSearchComplete> {
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const results: IInternalFileMatch[] = [];
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const onResult = match => results.push(match);
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return new TPromise<IInternalSearchComplete>((c, e) => {
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engine.search(onResult).then(result => {
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c({
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limitHit: result.isLimitHit,
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stats: engine.getStats() // TODO@roblou
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results
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});
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}, error => {
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if (batch.length) {
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p(batch);
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}
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e(error);
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}, match => {
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if (match) {
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if (batchSize) {
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batch.push(match);
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if (batchSize > 0 && batch.length >= batchSize) {
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p(batch);
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batch = [];
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}
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} else {
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p([match]);
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}
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}
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});
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}, e);
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}, () => {
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engine.cancel();
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});
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@ -687,11 +617,11 @@ export class FileIndexSearchManager {
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return TPromise.as(undefined);
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}
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private preventCancellation<C, P>(promise: PPromise<C, P>): PPromise<C, P> {
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return new PPromise<C, P>((c, e, p) => {
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private preventCancellation<C, P>(promise: TPromise<C>): TPromise<C> {
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return new TPromise<C>((c, e) => {
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// Allow for piled up cancellations to come through first.
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process.nextTick(() => {
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promise.then(c, e, p);
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promise.then(c, e);
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});
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}, () => {
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// Do not propagate.
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@ -701,7 +631,7 @@ export class FileIndexSearchManager {
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class Cache {
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public resultsToSearchCache: { [searchValue: string]: PPromise<[ISearchCompleteStats, IInternalFileMatch[]], IInternalFileMatch[]>; } = Object.create(null);
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public resultsToSearchCache: { [searchValue: string]: TPromise<IInternalSearchComplete>; } = Object.create(null);
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public scorerCache: ScorerCache = Object.create(null);
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}
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@ -720,9 +650,3 @@ const FileMatchItemAccessor = new class implements IItemAccessor<IInternalFileMa
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return match.relativePath; // e.g. some/path/to/file/myFile.txt
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}
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};
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interface CacheStats {
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cacheWasResolved: boolean;
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cacheFilterStartTime: number;
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cacheFilterResultCount: number;
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}
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|
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@ -80,14 +80,14 @@ export class ExtHostSearch implements ExtHostSearchShape {
|
|||
const provider = this._fileSearchProvider.get(handle);
|
||||
const query = reviveQuery(rawQuery);
|
||||
if (provider) {
|
||||
return this._fileSearchManager.fileSearch(query, provider, progress => {
|
||||
this._proxy.$handleFileMatch(handle, session, progress.map(p => p.resource));
|
||||
return this._fileSearchManager.fileSearch(query, provider, batch => {
|
||||
this._proxy.$handleFileMatch(handle, session, batch.map(p => p.resource));
|
||||
});
|
||||
} else {
|
||||
const indexProvider = this._fileIndexProvider.get(handle);
|
||||
if (indexProvider) {
|
||||
return this._fileIndexSearchManager.fileSearch(query, indexProvider, progress => {
|
||||
this._proxy.$handleFileMatch(handle, session, progress.map(p => p.resource));
|
||||
return this._fileIndexSearchManager.fileSearch(query, indexProvider, batch => {
|
||||
this._proxy.$handleFileMatch(handle, session, batch.map(p => p.resource));
|
||||
});
|
||||
} else {
|
||||
throw new Error('something went wrong');
|
||||
|
|
Loading…
Reference in a new issue