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package.build.cjs.stacktrace.js.map Maven / Gradle / Ivy

{"version":3,"file":"stacktrace.js","sources":["../../src/stacktrace.ts"],"sourcesContent":["import type { Event, StackFrame, StackLineParser, StackParser } from '@sentry/types';\n\nconst STACKTRACE_FRAME_LIMIT = 50;\nexport const UNKNOWN_FUNCTION = '?';\n// Used to sanitize webpack (error: *) wrapped stack errors\nconst WEBPACK_ERROR_REGEXP = /\\(error: (.*)\\)/;\nconst STRIP_FRAME_REGEXP = /captureMessage|captureException/;\n\n/**\n * Creates a stack parser with the supplied line parsers\n *\n * StackFrames are returned in the correct order for Sentry Exception\n * frames and with Sentry SDK internal frames removed from the top and bottom\n *\n */\nexport function createStackParser(...parsers: StackLineParser[]): StackParser {\n  const sortedParsers = parsers.sort((a, b) => a[0] - b[0]).map(p => p[1]);\n\n  return (stack: string, skipFirstLines: number = 0, framesToPop: number = 0): StackFrame[] => {\n    const frames: StackFrame[] = [];\n    const lines = stack.split('\\n');\n\n    for (let i = skipFirstLines; i < lines.length; i++) {\n      const line = lines[i] as string;\n      // Ignore lines over 1kb as they are unlikely to be stack frames.\n      // Many of the regular expressions use backtracking which results in run time that increases exponentially with\n      // input size. Huge strings can result in hangs/Denial of Service:\n      // https://github.com/getsentry/sentry-javascript/issues/2286\n      if (line.length > 1024) {\n        continue;\n      }\n\n      // https://github.com/getsentry/sentry-javascript/issues/5459\n      // Remove webpack (error: *) wrappers\n      const cleanedLine = WEBPACK_ERROR_REGEXP.test(line) ? line.replace(WEBPACK_ERROR_REGEXP, '$1') : line;\n\n      // https://github.com/getsentry/sentry-javascript/issues/7813\n      // Skip Error: lines\n      if (cleanedLine.match(/\\S*Error: /)) {\n        continue;\n      }\n\n      for (const parser of sortedParsers) {\n        const frame = parser(cleanedLine);\n\n        if (frame) {\n          frames.push(frame);\n          break;\n        }\n      }\n\n      if (frames.length >= STACKTRACE_FRAME_LIMIT + framesToPop) {\n        break;\n      }\n    }\n\n    return stripSentryFramesAndReverse(frames.slice(framesToPop));\n  };\n}\n\n/**\n * Gets a stack parser implementation from Options.stackParser\n * @see Options\n *\n * If options contains an array of line parsers, it is converted into a parser\n */\nexport function stackParserFromStackParserOptions(stackParser: StackParser | StackLineParser[]): StackParser {\n  if (Array.isArray(stackParser)) {\n    return createStackParser(...stackParser);\n  }\n  return stackParser;\n}\n\n/**\n * Removes Sentry frames from the top and bottom of the stack if present and enforces a limit of max number of frames.\n * Assumes stack input is ordered from top to bottom and returns the reverse representation so call site of the\n * function that caused the crash is the last frame in the array.\n * @hidden\n */\nexport function stripSentryFramesAndReverse(stack: ReadonlyArray): StackFrame[] {\n  if (!stack.length) {\n    return [];\n  }\n\n  const localStack = Array.from(stack);\n\n  // If stack starts with one of our API calls, remove it (starts, meaning it's the top of the stack - aka last call)\n  if (/sentryWrapped/.test(getLastStackFrame(localStack).function || '')) {\n    localStack.pop();\n  }\n\n  // Reversing in the middle of the procedure allows us to just pop the values off the stack\n  localStack.reverse();\n\n  // If stack ends with one of our internal API calls, remove it (ends, meaning it's the bottom of the stack - aka top-most call)\n  if (STRIP_FRAME_REGEXP.test(getLastStackFrame(localStack).function || '')) {\n    localStack.pop();\n\n    // When using synthetic events, we will have a 2 levels deep stack, as `new Error('Sentry syntheticException')`\n    // is produced within the hub itself, making it:\n    //\n    //   Sentry.captureException()\n    //   getCurrentHub().captureException()\n    //\n    // instead of just the top `Sentry` call itself.\n    // This forces us to possibly strip an additional frame in the exact same was as above.\n    if (STRIP_FRAME_REGEXP.test(getLastStackFrame(localStack).function || '')) {\n      localStack.pop();\n    }\n  }\n\n  return localStack.slice(0, STACKTRACE_FRAME_LIMIT).map(frame => ({\n    ...frame,\n    filename: frame.filename || getLastStackFrame(localStack).filename,\n    function: frame.function || UNKNOWN_FUNCTION,\n  }));\n}\n\nfunction getLastStackFrame(arr: StackFrame[]): StackFrame {\n  return arr[arr.length - 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