[errors] Give a more informative error message for `new Map(1)`

Previously the error was "undefined is not a function". Now it is
"1 is not iterable".

Bug: v8:6522
Change-Id: If338ddefca78fd6a10cc12b26f0dec632900f32b
Reviewed-on: https://chromium-review.googlesource.com/959728
Commit-Queue: Sathya Gunasekaran <gsathya@chromium.org>
Reviewed-by: Sathya Gunasekaran <gsathya@chromium.org>
Cr-Commit-Position: refs/heads/master@{#51918}
3 files changed
tree: 2d19a4c660db54b81d887e2409c3e901717d396a
  1. benchmarks/
  2. build_overrides/
  3. docs/
  4. gni/
  5. include/
  6. infra/
  7. samples/
  8. src/
  9. test/
  10. testing/
  11. third_party/
  12. tools/
  13. .clang-format
  14. .editorconfig
  15. .git-blame-ignore-revs
  16. .gitignore
  17. .gn
  18. .vpython
  19. .ycm_extra_conf.py
  21. BUILD.gn
  22. ChangeLog
  24. codereview.settings
  25. DEPS
  27. LICENSE.fdlibm
  28. LICENSE.strongtalk
  29. LICENSE.v8
  30. LICENSE.valgrind
  31. OWNERS
  32. PRESUBMIT.py
  33. README.md
  34. snapshot_toolchain.gni

V8 JavaScript Engine

V8 is Google's open source JavaScript engine.

V8 implements ECMAScript as specified in ECMA-262.

V8 is written in C++ and is used in Google Chrome, the open source browser from Google.

V8 can run standalone, or can be embedded into any C++ application.

V8 Project page: https://github.com/v8/v8/wiki

Getting the Code

Checkout depot tools, and run

    fetch v8

This will checkout V8 into the directory v8 and fetch all of its dependencies. To stay up to date, run

    git pull origin
    gclient sync

For fetching all branches, add the following into your remote configuration in .git/config:

    fetch = +refs/branch-heads/*:refs/remotes/branch-heads/*
    fetch = +refs/tags/*:refs/tags/*


Please follow the instructions mentioned on the V8 wiki.