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Set a high stack trace limit in command-line and server scenarios #17464

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Merged
1 commit merged into from
Aug 2, 2017
Merged

Set a high stack trace limit in command-line and server scenarios #17464

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12 changes: 12 additions & 0 deletions src/compiler/sys.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -4,6 +4,18 @@ declare function setTimeout(handler: (...args: any[]) => void, timeout: number):
declare function clearTimeout(handle: any): void;

namespace ts {
/**
* Set a high stack trace limit to provide more information in case of an error.
* Called for command-line and server use cases.
* Not called if TypeScript is used as a library.
*/
/* @internal */
export function setStackTraceLimit() {
if ((Error as any).stackTraceLimit < 100) { // Also tests that we won't set the property if it doesn't exist.
(Error as any).stackTraceLimit = 100;
}
}

export enum FileWatcherEventKind {
Created,
Changed,
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2 changes: 2 additions & 0 deletions src/compiler/tsc.ts
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Expand Up @@ -665,6 +665,8 @@ namespace ts {
}
}

ts.setStackTraceLimit();

if (ts.Debug.isDebugging) {
ts.Debug.enableDebugInfo();
}
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2 changes: 2 additions & 0 deletions src/server/server.ts
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Expand Up @@ -757,6 +757,8 @@ namespace ts.server {
validateLocaleAndSetLanguage(localeStr, sys);
}

setStackTraceLimit();

const typingSafeListLocation = findArgument(Arguments.TypingSafeListLocation);
const npmLocation = findArgument(Arguments.NpmLocation);

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