for...in

[jasonwilliams]

• BindingList no longer fails when followed by "in" or "of"

Initial start on ForIn

This Pull Request fixes/closes #670.

[codecov]

Codecov Report

Merging #750 into master will decrease coverage by 0.08%.
The diff coverage is 13.79%.

@@            Coverage Diff             @@
##           master     #750      +/-   ##
==========================================
- Coverage   71.75%   71.66%   -0.09%     
==========================================
  Files         200      200              
  Lines       13983    13999      +16     
==========================================
- Hits        10033    10032       -1     
- Misses       3950     3967      +17     

Impacted Files	Coverage Δ
boa/src/syntax/ast/node/iteration.rs	51.88% <0.00%> (-9.92%)	⬇️
...syntax/parser/statement/iteration/for_statement.rs	62.79% <22.22%> (-12.21%)	⬇️
...src/syntax/parser/statement/declaration/lexical.rs	78.18% <66.66%> (+8.34%)	⬆️

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[jasonwilliams]

closing for now until for..of is looked at

[Razican]

Now that for...of loops have been implemented, I think we can give a look to this, right, @jasonwilliams ? Most of our panics in the test262 suite come from this: #817