Function computeIgnoreFrames

packages/zone.js/lib/zone-spec/long-stack-trace.ts:173–201

()

  }

  function computeIgnoreFrames() {
    if (!stackTracesEnabled()) {
      return;
    }
    const frames: string[][] = [];
    captureStackTraces(frames, 2);
    const frames1 = frames[0];
    const frames2 = frames[1];
    for (let i = 0; i < frames1.length; i++) {
      const frame1 = frames1[i];
      if (frame1.indexOf(ERROR_TAG) == -1) {
        let match = frame1.match(/^\s*at\s+/);
        if (match) {
          sepTemplate = match[0] + SEP_TAG + ' (http://localhost)';
          break;
        }
      }
    }

    for (let i = 0; i < frames1.length; i++) {
      const frame1 = frames1[i];
      const frame2 = frames2[i];
      if (frame1 === frame2) {
        IGNORE_FRAMES[frame1] = true;
      } else {
        break;
      }
    }
  }
  computeIgnoreFrames();
}