🎉 Initial release

Author: k4m4

.gitattributes

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+* text=auto
+*.js text eol=lf

.gitignore

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+node_modules

.travis.yml

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+sudo: false
+language: node_js
+node_js:
+  - '6'
+  - '4'

index.js

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+'use strict';
+const re = '0x[a-fA-F0-9]{40}';
+
+module.exports = opts => {
+	opts = opts || {};
+	return opts.exact ? new RegExp('(?:^' + re + '$)') : new RegExp(re, 'g');
+};

license

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+MIT License (MIT)
+
+Copyright (c) Nikolaos Kamarinakis <[email protected]> (nikolaskama.me)
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+THE SOFTWARE.