• Sathya Gunasekaran's avatar
    Fix error message while array destructuring undefined · 94ce16b7
    Sathya Gunasekaran authored
    Previously,
      ➜  v8 (master)  ./out.gn/x64.optdebug/d8
      V8 version 6.1.0 (candidate)
      d8> var x = undefined
      undefined
      d8> var [a] = x
      (d8):1: TypeError: Cannot read property 'Symbol(Symbol.iterator)' of undefined
      var [a] = x
                ^
      TypeError: Cannot read property 'Symbol(Symbol.iterator)' of undefined
          at (d8):1:11
    
    Now,
      ➜  v8 (fix-iterator)  ./out.gn/x64.optdebug/d8
      V8 version 6.1.0 (candidate)
      d8> var x = undefined
      undefined
      d8> var [a] = x
      (d8):1: TypeError: x is not iterable
      var [a] = x
                ^
      TypeError: x is not iterable
          at (d8):1:11
    
    
    Bug: v8:6599, v8:6513
    Change-Id: I71287a19166af0289e8f7708b8f41ad003ae87ae
    Reviewed-on: https://chromium-review.googlesource.com/571175
    Commit-Queue: Sathya Gunasekaran <gsathya@chromium.org>
    Reviewed-by: 's avatarAdam Klein <adamk@chromium.org>
    Reviewed-by: 's avatarJakob Kummerow <jkummerow@chromium.org>
    Cr-Commit-Position: refs/heads/master@{#46723}
    94ce16b7
destructuring-array-non-iterable-undefined.js 200 Bytes