All files / math/base/special/heaviside/lib native.js

100% Statements 64/64
100% Branches 2/2
100% Functions 1/1
100% Lines 64/64

Press n or j to go to the next uncovered block, b, p or k for the previous block.

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 651x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 2015x 2015x 2015x 1x 1x 1x 1x 1x  
/**
* @license Apache-2.0
*
* Copyright (c) 2025 The Stdlib Authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
*    http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
 
'use strict';
 
// MODULES //
 
var addon = require( './../src/addon.node' );
var str2enum = require( './str2enum.js' );
 
 
// MAIN //
 
/**
* Evaluates the Heaviside function.
*
* @private
* @param {number} x - input value
* @param {string} [continuity] - continuity option
* @returns {number} function value
*
* @example
* var v = heaviside( 0.0, 'half-maximum' );
* // returns 0.5
*
* @example
* var v = heaviside( 0.0, 'left-continuous' );
* // returns 0.0
*
* @example
* var v = heaviside( 0.0, 'right-continuous' );
* // returns 1.0
*
* @example
* var v = heaviside( 0.0, 'discontinuous' );
* // returns NaN
*
* @example
* var v = heaviside( NaN, 'right-continuous' );
* // returns NaN
*/
function heaviside( x, continuity ) {
	return addon( x, str2enum( continuity ) );
}
 
 
// EXPORTS //
 
module.exports = heaviside;