Function parseStack

packages/bippy/src/source/parse-stack.ts:30–52

(stackString: string, options?: ParseOptions)

    const frames: StackFrame[] = [];
    for (const rawLine of lines) {
      if (/^\s*at\s+/.test(rawLine)) {
        if (CHROME_IE_STACK_REGEXP.test(rawLine)) frames.push(parseV8Line(rawLine));
      } else if (/^\s*in\s+/.test(rawLine)) {
        const elementName = rawLine
          .replace(/^\s*in\s+/, "")
          .replace(/\s*(?:\(at .*\)|\[[^\]]+\])$/, "");
        frames.push({ functionName: elementName, source: rawLine });
      } else if (rawLine.match(FIREFOX_SAFARI_STACK_REGEXP)) {
        if (!SAFARI_NATIVE_CODE_REGEXP.test(rawLine)) frames.push(parseSafariLine(rawLine));
      }
    }
    return frames;
  }
  if (stackString.match(CHROME_IE_STACK_REGEXP)) {
    return parseV8OrIeString(stackString);
  }
  return parseFFOrSafariString(stackString);
};

const getPositionIndex = (location: string, endIndex: number): number => {
  let positionIndex = endIndex - 1;
  while (positionIndex >= 0) {
    const character = location.charCodeAt(positionIndex);
    if (character < 48 || character > 57) break;
    positionIndex--;
  }