prepare-stack-trace.js

/* eslint-disable no-not-accumulator-reassign/no-not-accumulator-reassign, no-var, vars-on-top, prefer-template, prefer-arrow-callback, func-names, prefer-destructuring, object-shorthand */
var sourcemap = require('./source-map-stack-trace')

module.exports = function prepareStackTrace(stackTrace, options) {
  var stack = stackTrace.split('\n')
  stack = stack.map(function(s) {
    return s.replace(/\sg/, '')
  })

  stack = stack.map(function(entry) {
    // entry is something like `functionName@path/to/my/file:line:column`
    // or `path/to/my/file:line:column`
    // or `path/to/my/file`
    // or `path/to/@my/file:line:column`
    var parts = entry.split('@')
    var fn = parts.shift()
    var filePath = parts.join('@') // the path can contain @

    if (fn.indexOf('/Users/') === 0) {
      // actually we didn't have a fn so just put it back in the filePath
      filePath = fn + (filePath ? '@' + filePath : '')
      fn = null
    }

    if (!filePath) {
      // we should always have a filePath, so if we don't have one here, it means that the function what actually anonymous and that it is the filePath instead
      filePath = entry
      fn = null
    }

    var filePathParts = filePath.split(':')
    filePath = filePathParts[0]

    // the file is the last part of the filePath
    var file = filePath.split('/')
    file = file[file.length - 1]

    return {
      fn: fn,
      file: file,
      filePath: filePath,
      line: filePathParts[1],
      column: filePathParts[2],
    }
  })

  if (options && options.sourcemaps) {
    return sourcemap(stack)
  }

  return stack
}