@datametria/vue-components/src/composables/useValidation.ts

DATAMETRIA Vue.js 3 Component Library with Multi-Brand Theming - 51 components + 10 composables with theming support, WCAG 2.2 AA, dark mode, responsive system

// Simple validators that return boolean
export const required = (value: any): boolean => {
  return !!value
}

export const email = (value: any): boolean => {
  if (!value) return true
  return /^[^\s@]+@[^\s@]+\.[^\s@]+$/.test(value)
}

export const minLength = (min: number) => (value: any): boolean => {
  if (!value) return true
  return value.length >= min
}

export const maxLength = (max: number) => (value: any): boolean => {
  if (!value) return true
  return value.length <= max
}

export const pattern = (regex: RegExp) => (value: any): boolean => {
  if (!value) return true
  return regex.test(value)
}

export const custom = (validator: (value: any) => boolean) => (value: any): boolean => {
  return validator(value)
}

export function useValidation() {
  return {
    required,
    email,
    minLength,
    maxLength,
    pattern,
    custom
  }
}