@dnb/eufemia
Version:
DNB Eufemia Design System UI Library
41 lines • 1.76 kB
JavaScript
import { placeholderChar as defaultPlaceholderChar } from './constants';
const emptyArray = [];
export function convertMaskToPlaceholder() {
let mask = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : emptyArray;
let placeholderChar = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : defaultPlaceholderChar;
if (!isArray(mask)) {
throw new Error('Text-mask:convertMaskToPlaceholder; The mask property must be an array.');
}
if (mask.indexOf(placeholderChar) !== -1) {
throw new Error('Placeholder character must not be used as part of the mask. Please specify a character ' + 'that is not present in your mask as your placeholder character.\n\n' + `The placeholder character that was received is: ${JSON.stringify(placeholderChar)}\n\n` + `The mask that was received is: ${JSON.stringify(mask)}`);
}
return mask.map(char => {
return char instanceof RegExp ? placeholderChar : char;
}).join('');
}
export function isArray(value) {
return Array.isArray && Array.isArray(value) || value instanceof Array;
}
export function isString(value) {
return typeof value === 'string' || value instanceof String;
}
export function isNumber(value) {
return typeof value === 'number' && value.length === undefined && !isNaN(value);
}
export function isNil(value) {
return typeof value === 'undefined' || value === null;
}
const strCaretTrap = '[]';
export function processCaretTraps(mask) {
const indexes = [];
let indexOfCaretTrap;
while (indexOfCaretTrap = mask.indexOf(strCaretTrap), indexOfCaretTrap !== -1) {
indexes.push(indexOfCaretTrap);
mask.splice(indexOfCaretTrap, 1);
}
return {
maskWithoutCaretTraps: mask,
indexes
};
}
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