update with link to discussion about Esprima vs. UglifyJS speed
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@@ -83,6 +83,12 @@ test file).
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#### A word about Esprima
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#### A word about Esprima
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**UPDATE**: A
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[discussion in my commit](https://github.com/mishoo/UglifyJS2/commit/ce8e8d57c0d346dba9527b7a11b03364ce9ad1bb#commitcomment-1771586)
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suggests that Esprima is not as slow as I thought even when requesting
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location information. YMMV. In any case, we're going to keep the
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battle-tested parser in UglifyJS.
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[Esprima](http://esprima.org/) is a really nice JavaScript parser. It
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[Esprima](http://esprima.org/) is a really nice JavaScript parser. It
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supports EcmaScript 5.1 and it claims to be “up to 3x faster than UglifyJS's
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supports EcmaScript 5.1 and it claims to be “up to 3x faster than UglifyJS's
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parse-js”. I thought that's quite cool and I considered using Esprima in
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parse-js”. I thought that's quite cool and I considered using Esprima in
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