42 lines
1.1 KiB
Markdown
42 lines
1.1 KiB
Markdown
|
# regjsgen [![Build status][ci-img]][ci] [![Code coverage status][codecov-img]][codecov]
|
|||
|
|
|
|||
|
|
Generate regular expressions from [regjsparser][regjsparser]’s AST.
|
|||
|
|
|
|||
|
|
## Installation
|
|||
|
|
|
|||
|
|
```sh
|
|||
|
|
npm i regjsgen
|
|||
|
|
```
|
|||
|
|
|
|||
|
|
## API
|
|||
|
|
|
|||
|
|
### `regjsgen.generate(ast)`
|
|||
|
|
|
|||
|
|
This function accepts an abstract syntax tree representing a regular expression (see [regjsparser][regjsparser]), and returns the generated regular expression string.
|
|||
|
|
|
|||
|
|
```js
|
|||
|
|
const regjsparser = require('regjsparser');
|
|||
|
|
const regjsgen = require('regjsgen');
|
|||
|
|
|
|||
|
|
// Generate an AST with `regjsparser`.
|
|||
|
|
let ast = regjsparser.parse(regex);
|
|||
|
|
|
|||
|
|
// Modify AST
|
|||
|
|
// …
|
|||
|
|
|
|||
|
|
// Generate `RegExp` string with `regjsgen`.
|
|||
|
|
let regex = regjsgen.generate(ast);
|
|||
|
|
```
|
|||
|
|
|
|||
|
|
## Support
|
|||
|
|
|
|||
|
|
Tested in Node.js 10, 12, 14, and 16.<br>
|
|||
|
|
Compatible with regjsparser v0.7.0’s AST.
|
|||
|
|
|
|||
|
|
|
|||
|
|
[ci]: https://github.com/bnjmnt4n/regjsgen/actions
|
|||
|
|
[ci-img]: https://github.com/bnjmnt4n/regjsgen/workflows/Node.js%20CI/badge.svg
|
|||
|
|
[codecov]: https://codecov.io/gh/bnjmnt4n/regjsgen
|
|||
|
|
[codecov-img]: https://codecov.io/gh/bnjmnt4n/regjsgen/branch/master/graph/badge.svg
|
|||
|
|
[regjsparser]: https://github.com/jviereck/regjsparser
|