@dnb/eufemia/components/input-masked/text-mask/utilities.js

DNB Eufemia Design System UI Library

import _pushInstanceProperty from "core-js-pure/stable/instance/push.js";
import { placeholderChar as defaultPlaceholderChar } from "./constants.js";
const emptyArray = [];
export function convertMaskToPlaceholder(mask = emptyArray, placeholderChar = 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 => char instanceof RegExp ? placeholderChar : String(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' && Number.isFinite(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) {
    _pushInstanceProperty(indexes).call(indexes, indexOfCaretTrap);
    mask.splice(indexOfCaretTrap, 1);
  }
  return {
    maskWithoutCaretTraps: mask,
    indexes
  };
}
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