Use ES6 and allow V8 to optimize mergeOptions #3743
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The current implementation causes the `mergeOptions` function to be de-optimized. This change improves readability by switching to ES6 syntax AND it results in a roughly 75% improvement in the performance of this function by transpiling to a `for` loop instead of `slice.call`.
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LGTM |
gkatsev
approved these changes
Nov 4, 2016
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Description
The current implementation causes the
mergeOptionsfunction to be de-optimized. This change improves readability by switching to ES6 syntax and it results in a roughly 75% improvement in the performance of this function by transpiling to aforloop instead ofslice.call.Requirements Checklist