regex-function-name

Regular expression to capture a function name.

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Readme

Function Name
!NPM versionnpm-imagenpm-url !Build Statustravis-imagetravis-url !Coverage Statuscodecov-imagecodecov-url !Dependenciesdependencies-imagedependencies-url
Regular expression to capture a function name.

Installation

$ npm install regex-function-name

Usage

var re = require( 'regex-function-name' );

re

Regular expression to capture a function name.
function beep() {
	return 'boop';
}

var name = re.exec( beep.toString() )[ 1 ];
// returns 'beep'

Examples

var re = require( 'regex-function-name' );

function fname( fcn ) {
	return re.exec( fcn.toString() )[ 1 ];
}

console.log( fname( Math.sqrt ) );
// returns 'sqrt'

console.log( fname( Int8Array ) );
// returns 'Int8Array'

console.log( fname( Object.prototype.toString ) );
// returns 'toString'

console.log( fname( function(){} ) );
// returns ''

To run the example code from the top-level application directory,
$ node ./examples/index.js

Tests

Unit

Unit tests use the Mocha test framework with Chai assertions. To run the tests, execute the following command in the top-level application directory:
$ make test

All new feature development should have corresponding unit tests to validate correct functionality.

Test Coverage

This repository uses Istanbul as its code coverage tool. To generate a test coverage report, execute the following command in the top-level application directory:
$ make test-cov

Istanbul creates a ./reports/coverage directory. To access an HTML version of the report,
$ make view-cov

License

MIT license.

Copyright

Copyright © 2015. Athan Reines.