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is-posix-bracket NPM version NPM downloads Build Status

Returns true if the given string is a POSIX bracket expression (POSIX character class).

Install

Install with npm:

$ npm install is-posix-bracket --save

Usage

var isPosixBracket = require('is-posix-bracket');

isPosixBracket('[foo:]]');
//=> false
isPosixBracket('[xdigit:]]');
//=> false
isPosixBracket('[[:xdigit:]]');
//=> true
isPosixBracket('[[:xdigit:]]');
//=> true
isPosixBracket('[[:alpha:]123]');
//=> true
isPosixBracket('[[:alpha:]123]');
//=> true
isPosixBracket('[a-c[:digit:]x-z]');
//=> true
isPosixBracket('[:al:]');
//=> true
isPosixBracket('[abc[:punct:][0-9]');
//=> true

Related projects

You might also be interested in these projects:

  • braces: Fastest brace expansion for node.js, with the most complete support for the Bash 4.3 braces… more | homepage
  • expand-brackets: Expand POSIX bracket expressions (character classes) in glob patterns. | 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
  • 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:

$ npm install verb && npm run docs

Or, if verb is installed globally:

$ verb

Running tests

Install dev dependencies:

$ npm install -d && npm test

Author

Jon Schlinkert

License

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


This file was generated by verb, v, on April 05, 2016.

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Returns true if the given string is a POSIX bracket expression (POSIX character class)

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