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Merge pull request #76 from spahnke/related-diagnostic-fix

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Deep clone diagnostic objects
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Alexandru Dima 2021-05-11 13:59:10 +02:00 • committed by GitHub
commit e9fb83dcb1
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1 changed files with 18 additions and 8 deletions
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26
src/tsWorker.ts
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@ -8,6 +8,7 @@ import * as ts from './lib/typescriptServices';
import { libFileMap } from './lib/lib';
import {
Diagnostic,
DiagnosticRelatedInformation,
IExtraLibs,
TypeScriptWorker as ITypeScriptWorker
} from './monaco.contribution';
@ -177,17 +178,26 @@ export class TypeScriptWorker implements ts.LanguageServiceHost, ITypeScriptWork
// --- language features
private static clearFiles(diagnostics: ts.Diagnostic[]): Diagnostic[] {
private static clearFiles(tsDiagnostics: ts.Diagnostic[]): Diagnostic[] {
// Clear the `file` field, which cannot be JSON'yfied because it
// contains cyclic data structures, except for the `fileName`
// property.
diagnostics.forEach((diag: Diagnostic) => {
diag.file = diag.file ? { fileName: diag.file.fileName } : undefined;
diag.relatedInformation?.forEach(
(diag2) => (diag2.file = diag2.file ? { fileName: diag2.file.fileName } : undefined)
);
});
return <Diagnostic[]>diagnostics;
// Do a deep clone so we don't mutate the ts.Diagnostic object (see https://github.com/microsoft/monaco-editor/issues/2392)
const diagnostics: Diagnostic[] = [];
for (const tsDiagnostic of tsDiagnostics) {
const diagnostic: Diagnostic = { ...tsDiagnostic };
diagnostic.file = diagnostic.file ? { fileName: diagnostic.file.fileName } : undefined;
if (tsDiagnostic.relatedInformation) {
diagnostic.relatedInformation = [];
for (const tsRelatedDiagnostic of tsDiagnostic.relatedInformation) {
const relatedDiagnostic: DiagnosticRelatedInformation = { ...tsRelatedDiagnostic };
relatedDiagnostic.file = relatedDiagnostic.file ? { fileName: relatedDiagnostic.file.fileName } : undefined
diagnostic.relatedInformation.push(relatedDiagnostic);
}
}
diagnostics.push(diagnostic);
}
return diagnostics;
}
async getSyntacticDiagnostics(fileName: string): Promise<Diagnostic[]> {