expand-brackets

Expand POSIX bracket expressions (character classes) in glob patterns.

Install

Install with npm:

sh $ npm install expand-brackets --save

Usage

```js var brackets = require('expand-brackets');

brackets('[![:lower:]]'); //=> '[^a-z]' ```

.isMatch

Return true if the given string matches the bracket expression:

```js brackets.isMatch('A', '[![:lower:]]'); //=> true

brackets.isMatch('a', '[![:lower:]]'); //=> false ```

.makeRe

Make a regular expression from a bracket expression:

js brackets.makeRe('[![:lower:]]'); //=> /[^a-z]/

The following named POSIX bracket expressions are supported:

• [:alnum:]: Alphanumeric characters (a-zA-Z0-9])
• [:alpha:]: Alphabetic characters (a-zA-Z])
• [:blank:]: Space and tab ([ t])
• [:digit:]: Digits ([0-9])
• [:lower:]: Lowercase letters ([a-z])
• [:punct:]: Punctuation and symbols. ([!"#$%&'()*+, -./:;<=>?@ [\]^_``{|}~])
• [:upper:]: Uppercase letters ([A-Z])
• [:word:]: Word characters (letters, numbers and underscores) ([A-Za-z0-9_])
• [:xdigit:]: Hexadecimal digits ([A-Fa-f0-9])

Collating sequences are not supported.

Related projects

You might also be interested in these projects:

• extglob: Convert extended globs to regex-compatible strings. Add (almost) the expressive power of regular expressions to… more | homepage
• is-extglob: Returns true if a string has an extglob. | homepage
• is-glob: Returns true if the given string looks like a glob pattern or an extglob pattern.… more | homepage
• is-posix-bracket: Returns true if the given string is a POSIX bracket expression (POSIX character class). | homepage
• micromatch: Glob matching for javascript/node.js. A drop-in replacement and faster alternative to minimatch and multimatch. Just… more | homepage

Contributing

Pull requests and stars are always welcome. For bugs and feature requests, please create an issue.

Building docs

Generate readme and API documentation with verb:

sh $ npm install verb && npm run docs

Or, if verb is installed globally:

sh $ verb

Running tests

Install dev dependencies:

sh $ npm install -d && npm test

Author

Jon Schlinkert

• github/jonschlinkert
• twitter/jonschlinkert

License

verb © 2016, Jon Schlinkert. Released under the MIT license.

This file was generated by verb, v, on April 01, 2016.