Validation Utils

Provides data validation and type checking utilities.

Usage

const v = require('./skills/validation-utils');

// Type checking
if (v.isString(value)) { ... }
if (v.isArray(value)) { ... }

// Validation
const result = v.validate(user, {
  name: v.required(v.isString),
  age: v.optional(v.isNumber),
  email: v.required(v.isEmail)
});

// Assert
v.assert(v.isPositive(5), 'Must be positive');

Features

• Type checking utilities
• Required/optional validators
• Email, URL, UUID validation
• Number range validation
• String pattern validation
• Object schema validation
• Assertion helpers