refactor(language-service): Cleanup ts_plugin (#28145)
This commit removes the unnecessary typescriptOnly() helper from ts_plugin and all unused methods related to that. PR Close #28145
This commit is contained in:
Keen Yee Liau
Andrew Kushnir
parent
ce3a746644
commit
3a31a2795e
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@ -9,7 +9,7 @@
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import * as ts from 'typescript';
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import {createLanguageService} from './language_service';
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import {Completion, Diagnostic, DiagnosticMessageChain, LanguageService, LanguageServiceHost} from './types';
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import {Completion, Diagnostic, DiagnosticMessageChain} from './types';
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import {TypeScriptServiceHost} from './typescript_host';
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const projectHostMap = new WeakMap<any, TypeScriptServiceHost>();
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@ -21,132 +21,7 @@ export function getExternalFiles(project: any): string[]|undefined {
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}
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}
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export function create(info: any /* ts.server.PluginCreateInfo */): ts.LanguageService {
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// Create the proxy
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const proxy: ts.LanguageService = Object.create(null);
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let oldLS: ts.LanguageService = info.languageService;
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function tryCall<T>(fileName: string | undefined, callback: () => T): T|undefined {
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if (fileName && !oldLS.getProgram() !.getSourceFile(fileName)) {
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return undefined;
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}
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try {
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return callback();
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} catch {
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return undefined;
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}
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}
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function tryFilenameCall<T>(m: (fileName: string) => T): (fileName: string) => T | undefined {
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return fileName => tryCall(fileName, () => <T>(m.call(ls, fileName)));
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}
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function tryFilenameOneCall<T, P>(m: (fileName: string, p: P) => T): (filename: string, p: P) =>
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T | undefined {
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return (fileName, p) => tryCall(fileName, () => <T>(m.call(ls, fileName, p)));
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}
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function tryFilenameTwoCall<T, P1, P2>(m: (fileName: string, p1: P1, p2: P2) => T): (
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filename: string, p1: P1, p2: P2) => T | undefined {
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return (fileName, p1, p2) => tryCall(fileName, () => <T>(m.call(ls, fileName, p1, p2)));
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}
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function tryFilenameThreeCall<T, P1, P2, P3>(m: (fileName: string, p1: P1, p2: P2, p3: P3) => T):
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(filename: string, p1: P1, p2: P2, p3: P3) => T | undefined {
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return (fileName, p1, p2, p3) => tryCall(fileName, () => <T>(m.call(ls, fileName, p1, p2, p3)));
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}
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function tryFilenameFourCall<T, P1, P2, P3, P4>(
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m: (fileName: string, p1: P1, p2: P2, p3: P3, p4: P4) =>
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T): (fileName: string, p1: P1, p2: P2, p3: P3, p4: P4) => T | undefined {
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return (fileName, p1, p2, p3, p4) =>
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tryCall(fileName, () => <T>(m.call(ls, fileName, p1, p2, p3, p4)));
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}
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function tryFilenameFiveCall<T, P1, P2, P3, P4, P5>(
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m: (fileName: string, p1: P1, p2: P2, p3: P3, p4: P4, p5: P5) =>
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T): (fileName: string, p1: P1, p2: P2, p3: P3, p4: P4, p5: P5) => T | undefined {
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return (fileName, p1, p2, p3, p4, p5) =>
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tryCall(fileName, () => <T>(m.call(ls, fileName, p1, p2, p3, p4, p5)));
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}
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function typescriptOnly(ls: ts.LanguageService): ts.LanguageService {
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const languageService: ts.LanguageService = {
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cleanupSemanticCache: () => ls.cleanupSemanticCache(),
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getSyntacticDiagnostics: tryFilenameCall(ls.getSyntacticDiagnostics),
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getSemanticDiagnostics: tryFilenameCall(ls.getSemanticDiagnostics),
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getCompilerOptionsDiagnostics: () => ls.getCompilerOptionsDiagnostics(),
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getSyntacticClassifications: tryFilenameOneCall(ls.getSemanticClassifications),
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getSemanticClassifications: tryFilenameOneCall(ls.getSemanticClassifications),
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getEncodedSyntacticClassifications: tryFilenameOneCall(ls.getEncodedSyntacticClassifications),
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getEncodedSemanticClassifications: tryFilenameOneCall(ls.getEncodedSemanticClassifications),
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getCompletionsAtPosition: tryFilenameTwoCall(ls.getCompletionsAtPosition),
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getCompletionEntryDetails: tryFilenameFiveCall(ls.getCompletionEntryDetails),
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getCompletionEntrySymbol: tryFilenameThreeCall(ls.getCompletionEntrySymbol),
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getJsxClosingTagAtPosition: tryFilenameOneCall(ls.getJsxClosingTagAtPosition),
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getQuickInfoAtPosition: tryFilenameOneCall(ls.getQuickInfoAtPosition),
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getNameOrDottedNameSpan: tryFilenameTwoCall(ls.getNameOrDottedNameSpan),
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getBreakpointStatementAtPosition: tryFilenameOneCall(ls.getBreakpointStatementAtPosition),
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getSignatureHelpItems: tryFilenameTwoCall(ls.getSignatureHelpItems),
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getRenameInfo: tryFilenameOneCall(ls.getRenameInfo),
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findRenameLocations: tryFilenameThreeCall(ls.findRenameLocations),
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getDefinitionAtPosition: tryFilenameOneCall(ls.getDefinitionAtPosition),
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getTypeDefinitionAtPosition: tryFilenameOneCall(ls.getTypeDefinitionAtPosition),
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getImplementationAtPosition: tryFilenameOneCall(ls.getImplementationAtPosition),
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getReferencesAtPosition: tryFilenameOneCall(ls.getReferencesAtPosition),
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findReferences: tryFilenameOneCall(ls.findReferences),
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getDocumentHighlights: tryFilenameTwoCall(ls.getDocumentHighlights),
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/** @deprecated */
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getOccurrencesAtPosition: tryFilenameOneCall(ls.getOccurrencesAtPosition),
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getNavigateToItems:
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(searchValue, maxResultCount, fileName, excludeDtsFiles) => tryCall(
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fileName,
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() => ls.getNavigateToItems(searchValue, maxResultCount, fileName, excludeDtsFiles)),
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getNavigationBarItems: tryFilenameCall(ls.getNavigationBarItems),
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getNavigationTree: tryFilenameCall(ls.getNavigationTree),
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getOutliningSpans: tryFilenameCall(ls.getOutliningSpans),
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getTodoComments: tryFilenameOneCall(ls.getTodoComments),
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getBraceMatchingAtPosition: tryFilenameOneCall(ls.getBraceMatchingAtPosition),
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getIndentationAtPosition: tryFilenameTwoCall(ls.getIndentationAtPosition),
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getFormattingEditsForRange: tryFilenameThreeCall(ls.getFormattingEditsForRange),
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getFormattingEditsForDocument: tryFilenameOneCall(ls.getFormattingEditsForDocument),
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getFormattingEditsAfterKeystroke: tryFilenameThreeCall(ls.getFormattingEditsAfterKeystroke),
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getDocCommentTemplateAtPosition: tryFilenameOneCall(ls.getDocCommentTemplateAtPosition),
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isValidBraceCompletionAtPosition: tryFilenameTwoCall(ls.isValidBraceCompletionAtPosition),
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getSpanOfEnclosingComment: tryFilenameTwoCall(ls.getSpanOfEnclosingComment),
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getCodeFixesAtPosition: tryFilenameFiveCall(ls.getCodeFixesAtPosition),
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applyCodeActionCommand:
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<any>((action: any) => tryCall(undefined, () => ls.applyCodeActionCommand(action))),
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getEmitOutput: tryFilenameCall(ls.getEmitOutput),
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getProgram: () => ls.getProgram(),
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dispose: () => ls.dispose(),
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getApplicableRefactors: tryFilenameTwoCall(ls.getApplicableRefactors),
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getEditsForRefactor: tryFilenameFiveCall(ls.getEditsForRefactor),
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getDefinitionAndBoundSpan: tryFilenameOneCall(ls.getDefinitionAndBoundSpan),
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getCombinedCodeFix:
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(scope: ts.CombinedCodeFixScope, fixId: {}, formatOptions: ts.FormatCodeSettings,
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preferences: ts.UserPreferences) =>
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tryCall(
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undefined, () => ls.getCombinedCodeFix(scope, fixId, formatOptions, preferences)),
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// TODO(kyliau): dummy implementation to compile with ts 2.8, create real one
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getSuggestionDiagnostics: (fileName: string) => [],
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// TODO(kyliau): dummy implementation to compile with ts 2.8, create real one
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organizeImports: (scope: ts.CombinedCodeFixScope, formatOptions: ts.FormatCodeSettings) => [],
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// TODO: dummy implementation to compile with ts 2.9, create a real one
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getEditsForFileRename:
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(oldFilePath: string, newFilePath: string, formatOptions: ts.FormatCodeSettings,
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preferences: ts.UserPreferences | undefined) => []
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} as ts.LanguageService;
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return languageService;
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}
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oldLS = typescriptOnly(oldLS);
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for (const k in oldLS) {
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(<any>proxy)[k] = function() { return (oldLS as any)[k].apply(oldLS, arguments); };
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}
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function completionToEntry(c: Completion): ts.CompletionEntry {
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function completionToEntry(c: Completion): ts.CompletionEntry {
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return {
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// TODO: remove any and fix type error.
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kind: c.kind as any,
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@ -154,9 +29,9 @@ export function create(info: any /* ts.server.PluginCreateInfo */): ts.LanguageS
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sortText: c.sort,
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kindModifiers: ''
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};
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}
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}
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function diagnosticChainToDiagnosticChain(chain: DiagnosticMessageChain):
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function diagnosticChainToDiagnosticChain(chain: DiagnosticMessageChain):
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ts.DiagnosticMessageChain {
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return {
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messageText: chain.message,
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@ -164,17 +39,17 @@ export function create(info: any /* ts.server.PluginCreateInfo */): ts.LanguageS
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code: 0,
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next: chain.next ? diagnosticChainToDiagnosticChain(chain.next) : undefined
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};
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}
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}
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function diagnosticMessageToDiagnosticMessageText(message: string | DiagnosticMessageChain):
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string|ts.DiagnosticMessageChain {
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function diagnosticMessageToDiagnosticMessageText(message: string | DiagnosticMessageChain): string|
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ts.DiagnosticMessageChain {
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if (typeof message === 'string') {
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return message;
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}
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return diagnosticChainToDiagnosticChain(message);
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}
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}
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function diagnosticToDiagnostic(d: Diagnostic, file: ts.SourceFile): ts.Diagnostic {
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function diagnosticToDiagnostic(d: Diagnostic, file: ts.SourceFile): ts.Diagnostic {
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const result = {
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file,
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start: d.span.start,
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@ -185,19 +60,24 @@ export function create(info: any /* ts.server.PluginCreateInfo */): ts.LanguageS
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source: 'ng'
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};
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return result;
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}
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}
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export function create(info: any /* ts.server.PluginCreateInfo */): ts.LanguageService {
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const oldLS: ts.LanguageService = info.languageService;
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const proxy: ts.LanguageService = Object.assign({}, oldLS);
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const logger = info.project.projectService.logger;
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function tryOperation<T>(attempting: string, callback: () => T): T|null {
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try {
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return callback();
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} catch (e) {
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info.project.projectService.logger.info(`Failed to ${attempting}: ${e.toString()}`);
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info.project.projectService.logger.info(`Stack trace: ${e.stack}`);
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logger.info(`Failed to ${attempting}: ${e.toString()}`);
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logger.info(`Stack trace: ${e.stack}`);
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return null;
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}
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}
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const serviceHost = new TypeScriptServiceHost(info.languageServiceHost, info.languageService);
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const serviceHost = new TypeScriptServiceHost(info.languageServiceHost, oldLS);
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const ls = createLanguageService(serviceHost as any);
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serviceHost.setSite(ls);
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projectHostMap.set(info.project, serviceHost);
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@ -261,7 +141,7 @@ export function create(info: any /* ts.server.PluginCreateInfo */): ts.LanguageS
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let result = oldLS.getSemanticDiagnostics(fileName);
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const base = result || [];
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tryOperation('get diagnostics', () => {
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info.project.projectService.logger.info(`Computing Angular semantic diagnostics...`);
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logger.info(`Computing Angular semantic diagnostics...`);
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const ours = ls.getDiagnostics(fileName);
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if (ours && ours.length) {
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const file = oldLS.getProgram() !.getSourceFile(fileName);
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