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1 | # regjsgen [![Build status][travis-ci-img]][travis-ci] [![Code coverage status][codecov-img]][codecov]
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2 |
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3 | Generate regular expressions from [regjsparser][regjsparser]’s AST.
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4 |
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5 | ## Installation
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6 |
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7 | ```sh
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8 | npm i regjsgen
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9 | ```
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10 |
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11 | ## API
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12 |
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13 | ### `regjsgen.generate(ast)`
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14 |
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15 | This function accepts an abstract syntax tree representing a regular expression (see [regjsparser][regjsparser]), and returns the generated regular expression string.
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16 |
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17 | ```js
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18 | const regjsparser = require('regjsparser');
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19 | const regjsgen = require('regjsgen');
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20 |
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21 | // Generate an AST with `regjsparser`.
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22 | let ast = regjsparser.parse(regex);
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23 |
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24 | // Modify AST
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25 | // …
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26 |
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27 | // Generate `RegExp` string with `regjsgen`.
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28 | let regex = regjsgen.generate(ast);
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29 | ```
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30 |
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31 | ## Support
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32 |
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33 | Tested in Node.js 0.10, 0.12, 4, 6, 8, 10, 12 and 14.<br>
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34 | Compatible with regjsparser v0.6.4’s AST.
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35 |
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36 |
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37 | [travis-ci]: https://travis-ci.org/bnjmnt4n/regjsgen
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38 | [travis-ci-img]: https://travis-ci.org/bnjmnt4n/regjsgen.svg?branch=master
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39 | [codecov]: https://codecov.io/gh/bnjmnt4n/regjsgen
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40 | [codecov-img]: https://codecov.io/gh/bnjmnt4n/regjsgen/branch/master/graph/badge.svg
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41 | [regjsparser]: https://github.com/jviereck/regjsparser
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