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also removing some trailing whitespaces |
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lgtm |
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The ES5 spec allows for calling it with one argument that is a regexp, see https://people.mozilla.org/~jorendorff/es5.html#sec-15.10.4.1
The ES6 spec allows for two, see http://www.ecma-international.org/ecma-262/6.0/#sec-regexp-pattern-flags