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| arrayEq = (a, b) -> | |
| if a is b | |
| # 0 isnt -0 | |
| a isnt 0 or 1/a is 1/b | |
| else if a instanceof Array and b instanceof Array | |
| return no unless a.length is b.length | |
| return no for el, idx in a when not arrayEq el, b[idx] | |
| yes | |
| else | |
| # NaN is NaN | |
| a isnt a and b isnt b | |
| @arrayEqual = (a, b, msg) -> ok arrayEq(a,b), msg |
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