Function TraceClass

packages/angular/src/tracing.ts:314–348

(options?: TraceClassOptions)

 * Decorator function that can be used to capture initialization lifecycle of the whole component.
 */
export function TraceClass(options?: TraceClassOptions): ClassDecorator {
  let tracingSpan: Span;

  /* eslint-disable @typescript-eslint/no-unsafe-member-access */
  return target => {
    const originalOnInit = target.prototype.ngOnInit;
    target.prototype.ngOnInit = function (...args: unknown[]): ReturnType<typeof originalOnInit> {
      tracingSpan = runOutsideAngular(() =>
        startInactiveSpan({
          onlyIfParent: true,
          name: `<${options?.name || 'unnamed'}>`,
          op: ANGULAR_INIT_OP,
          attributes: {
            [SEMANTIC_ATTRIBUTE_SENTRY_ORIGIN]: 'auto.ui.angular.trace_class_decorator',
          },
        }),
      );

      if (originalOnInit) {
        return originalOnInit.apply(this, args);
      }
    };

    const originalAfterViewInit = target.prototype.ngAfterViewInit;
    target.prototype.ngAfterViewInit = function (...args: unknown[]): ReturnType<typeof originalAfterViewInit> {
      if (tracingSpan) {
        runOutsideAngular(() => tracingSpan.end());
      }
      if (originalAfterViewInit) {
        return originalAfterViewInit.apply(this, args);
      }
    };
  };
  /* eslint-enable @typescript-eslint/no-unsafe-member-access */
}

interface TraceMethodOptions {
  /**