42 lines
1.1 KiB
Markdown
42 lines
1.1 KiB
Markdown
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# regjsgen [![Build status][travis-ci-img]][travis-ci] [![Code coverage status][codecov-img]][codecov]
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Generate regular expressions from [regjsparser][regjsparser]’s AST.
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## Installation
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```sh
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npm i regjsgen
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```
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## API
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### `regjsgen.generate(ast)`
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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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```js
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const regjsparser = require('regjsparser');
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const regjsgen = require('regjsgen');
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// Generate an AST with `regjsparser`.
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let ast = regjsparser.parse(regex);
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// Modify AST
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// …
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// Generate `RegExp` string with `regjsgen`.
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let regex = regjsgen.generate(ast);
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```
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## Support
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Tested in Node.js 0.10, 0.12, 4, 6, 8, 10, 12 and 14.<br>
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Compatible with regjsparser v0.6.4’s AST.
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[travis-ci]: https://travis-ci.org/bnjmnt4n/regjsgen
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[travis-ci-img]: https://travis-ci.org/bnjmnt4n/regjsgen.svg?branch=master
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[codecov]: https://codecov.io/gh/bnjmnt4n/regjsgen
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[codecov-img]: https://codecov.io/gh/bnjmnt4n/regjsgen/branch/master/graph/badge.svg
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[regjsparser]: https://github.com/jviereck/regjsparser
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