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Fix #7362: check for --watchFile in tsconfig.json as well as on the commandline

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This commit is contained in:
Mohamed Hegazy
2016-03-03 10:18:33 -08:00
parent 0f6dbd0250
commit 30a6a33259
1 changed files with 5 additions and 1 deletions
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6
src/compiler/tsc.ts
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@@ -386,6 +386,10 @@ namespace ts {
sys.exit(ExitStatus.DiagnosticsPresent_OutputsSkipped);
return;
}
if (isWatchSet(configParseResult.options) && !sys.watchFile) {
reportDiagnostic(createCompilerDiagnostic(Diagnostics.The_current_host_does_not_support_the_0_option, "--watch"), /* compilerHost */ undefined);
sys.exit(ExitStatus.DiagnosticsPresent_OutputsSkipped);
}
return configParseResult;
}
@@ -445,7 +449,7 @@ namespace ts {
}
// Use default host function
const sourceFile = hostGetSourceFile(fileName, languageVersion, onError);
if (sourceFile && isWatchSet(compilerOptions)) {
if (sourceFile && isWatchSet(compilerOptions) && sys.watchFile) {
// Attach a file watcher
const filePath = toPath(sourceFile.fileName, sys.getCurrentDirectory(), createGetCanonicalFileName(sys.useCaseSensitiveFileNames));
sourceFile.fileWatcher = sys.watchFile(filePath, (fileName: string, removed?: boolean) => sourceFileChanged(sourceFile, removed));