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Disable check diagnostics per line

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This commit is contained in:
Mohamed Hegazy
2017-03-07 23:03:47 -08:00
parent 3d03f8d8a5
commit fe7719f0a9
4 changed files with 146 additions and 1 deletions
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29
src/compiler/program.ts
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@@ -4,6 +4,7 @@
namespace ts {
const emptyArray: any[] = [];
const suppressDiagnosticCommentRegEx = /(^\s*$)|(^\s*\/\/\/?\s*(@ts-suppress)?)/;
export function findConfigFile(searchPath: string, fileExists: (fileName: string) => boolean, configName = "tsconfig.json"): string {
while (true) {
@@ -923,10 +924,36 @@ namespace ts {
const fileProcessingDiagnosticsInFile = fileProcessingDiagnostics.getDiagnostics(sourceFile.fileName);
const programDiagnosticsInFile = programDiagnostics.getDiagnostics(sourceFile.fileName);
return bindDiagnostics.concat(checkDiagnostics, fileProcessingDiagnosticsInFile, programDiagnosticsInFile);
const diagnostics = bindDiagnostics.concat(checkDiagnostics, fileProcessingDiagnosticsInFile, programDiagnosticsInFile);
return isSourceFileJavaScript(sourceFile)
? filter(diagnostics, shouldReportDiagnostic)
: diagnostics;
});
}
/**
* Skip errors if previous line start with '// @ts-suppress' comment, not counting non-empty non-comment lines
*/
function shouldReportDiagnostic(diagnostic: Diagnostic) {
const { file, start } = diagnostic;
const lineStarts = getLineStarts(file);
let { line } = computeLineAndCharacterOfPosition(lineStarts, start);
while (line > 0) {
const previousLineText = file.text.slice(lineStarts[line - 1], lineStarts[line]);
const result = suppressDiagnosticCommentRegEx.exec(previousLineText);
if (!result) {
// non-empty line
return true;
}
if (result[3]) {
// @ts-suppress
return false;
}
line--;
}
return true;
}
function getJavaScriptSyntacticDiagnosticsForFile(sourceFile: SourceFile): Diagnostic[] {
return runWithCancellationToken(() => {
const diagnostics: Diagnostic[] = [];