85 lines
1.5 KiB
JavaScript
85 lines
1.5 KiB
JavaScript
import { isArray } from './is';
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export function addToArray ( array, value ) {
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const index = array.indexOf( value );
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if ( index === -1 ) {
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array.push( value );
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}
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}
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export function arrayContains ( array, value ) {
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for ( let i = 0, c = array.length; i < c; i++ ) {
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if ( array[i] == value ) {
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return true;
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}
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}
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return false;
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}
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export function arrayContentsMatch ( a, b ) {
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let i;
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if ( !isArray( a ) || !isArray( b ) ) {
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return false;
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}
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if ( a.length !== b.length ) {
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return false;
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}
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i = a.length;
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while ( i-- ) {
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if ( a[i] !== b[i] ) {
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return false;
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}
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}
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return true;
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}
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export function ensureArray ( x ) {
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if ( typeof x === 'string' ) {
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return [ x ];
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}
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if ( x === undefined ) {
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return [];
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}
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return x;
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}
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export function lastItem ( array ) {
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return array[ array.length - 1 ];
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}
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export function removeFromArray ( array, member ) {
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if ( !array ) {
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return;
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}
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const index = array.indexOf( member );
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if ( index !== -1 ) {
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array.splice( index, 1 );
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}
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}
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export function toArray ( arrayLike ) {
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const array = [];
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let i = arrayLike.length;
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while ( i-- ) {
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array[i] = arrayLike[i];
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}
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return array;
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}
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export function findByKeyValue( array, key, value ) {
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return array.filter(function( obj ) {
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return obj[key] === value;
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});
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}
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