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 65 | 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 1x | /**
* @license Apache-2.0
*
* Copyright (c) 2018 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 lowercase = require( '@stdlib/string/lowercase' );
var uppercase = require( '@stdlib/string/uppercase' );
var isString = require( '@stdlib/assert/is-string' ).isPrimitive;
// MAIN //
/**
* Tests if a value is a string having an uppercase first character.
*
* @param {*} value - value to test
* @returns {boolean} boolean indicating whether a value is a string with an uppercase first character
*
* @example
* var bool = isCapitalized( 'Hello' );
* // returns true
*
* @example
* var bool = isCapitalized( 'WORLD' );
* // returns true
*
* @example
* var bool = isCapitalized( '!' );
* // returns false
*
* @example
* var bool = isCapitalized( 'salt and light' );
* // returns false
*/
function isCapitalized( value ) {
var ch;
if ( isString( value ) && value !== '' ) {
ch = value[ 0 ];
return ( ch === uppercase( ch ) && ch !== lowercase( ch ) );
}
return false;
}
// EXPORTS //
module.exports = isCapitalized;
|