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* @license Apache-2.0
*
* Copyright (c) 2024 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 bernoulli = require( '@stdlib/random/base/bernoulli' );
// MAIN //
/**
* Converts a string to "sticky caps" case.
*
* @param {string} str - input string
* @param {number} [p=0.5] - probability of capitalization (between 0 and 1)
* @returns {string} converted string
*
* @example
* var str = stickycase( 'hello world' );
* // returns <string>
*
* @example
* var str = stickycase( 'hello world', 0.2 );
* // returns <string>
*
* @example
* var str = stickycase( 'hello world', 0.8 );
* // returns <string>
*
* @example
* var str = stickycase( 'hello world', '0.5' );
* // returns <string>
*/
function stickycase( str, p ) {
var result = '';
var char;
var i;
p = ( typeof p === 'number' && p >= 0 && p <= 1 ) ? p : 0.5;
for ( i = 0; i < str.length; i++ ) {
char = str.charAt( i );
if ( bernoulli( p ) ) {
char = char.toUpperCase();
} else {
char = char.toLowerCase();
}
result += char;
}
return result;
}
// EXPORTS //
module.exports = stickycase;
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