@inkline/inkline/validation/validators/number.mjs

Inkline is the intuitive UI Components library that gives you a developer-friendly foundation for building high-quality, accessible, and customizable Vue.js 3 Design Systems.

export const number = (value, options) => {
  let regExpString = "\\d+";
  if (options.allowNegative) {
    regExpString = "[-]?" + regExpString;
  }
  if (options.allowDecimal) {
    regExpString += "([\\.\\,]\\d+)?";
  }
  const regExp = new RegExp(`^${regExpString}$`);
  if (value?.constructor === Array) {
    return value.every((v) => regExp.test(v));
  }
  return regExp.test(String(value));
};