0.2.1 • Published 2 months ago
@stdlib/regexp-semver v0.2.1
reSemVer
Regular expression to match a semantic version string.
Installation
npm install @stdlib/regexp-semver
Usage
var reSemVer = require( '@stdlib/regexp-semver' );
reSemVer()
Returns a regular expression to match a semantic version string.
var RE_SEMVER = reSemVer();
// returns <RegExp>
var parts = RE_SEMVER.exec( '1.0.0' );
/* returns
[
'1.0.0',
'1',
'0',
'0',
undefined,
undefined,
index: 0,
input: '1.0.0',
groups: undefined
]
*/
parts = RE_SEMVER.exec( '1.0.0-alpha.1' );
/* returns
[
'1.0.0-alpha.1',
'1',
'0',
'0',
'alpha',
'1',
index: 0,
input: '1.0.0-alpha.1',
groups: undefined
]
*/
reSemVer.REGEXP
Regular expression to match a semantic version string.
var parts = reSemVer.REGEXP.exec( '0.2.3' );
/* returns
[
'0.2.3',
'0',
'2',
'3',
undefined,
undefined,
index: 0,
input: '0.2.3',
groups: undefined
]
*/
Examples
var reSemVer = require( '@stdlib/regexp-semver' );
var RE_SEMVER = reSemVer();
var version = '1.0.0';
var bool = RE_SEMVER.test( version );
// returns true
version = '1.0.0-alpha.1';
bool = RE_SEMVER.test( version );
// returns true
version = '1.0.0-alpha.1+build.1';
bool = RE_SEMVER.test( version );
// returns true
version = '1.0.0-alpha.1+build.1.2.b8f12d7';
bool = RE_SEMVER.test( version );
// returns true
version = '1.2';
bool = RE_SEMVER.test( version );
// returns false
version = '-1.2.3';
bool = RE_SEMVER.test( version );
// returns false
version = 'a.b.c';
bool = RE_SEMVER.test( version );
// returns false
Notice
This package is part of stdlib, a standard library for JavaScript and Node.js, with an emphasis on numerical and scientific computing. The library provides a collection of robust, high performance libraries for mathematics, statistics, streams, utilities, and more.
For more information on the project, filing bug reports and feature requests, and guidance on how to develop stdlib, see the main project repository.
Community
License
See LICENSE.
Copyright
Copyright © 2016-2024. The Stdlib Authors.