Class: HashValidator::Validator::ArrayValidator

Inherits:
Base
  • Object
show all
Defined in:
lib/hash_validator/validators/array_validator.rb

Instance Attribute Summary

Attributes inherited from Base

#name

Instance Method Summary collapse

Methods inherited from Base

#error_message

Constructor Details

#initialize ⇒ ArrayValidator

Returns a new instance of ArrayValidator.



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# File 'lib/hash_validator/validators/array_validator.rb', line 4

def initialize
  super("__array__")  # The name of the validator, underscored as it won't usually be directly invoked (invoked through use of validator)
end

Instance Method Details

#should_validate?(rhs) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/hash_validator/validators/array_validator.rb', line 8

def should_validate?(rhs)
  return false unless rhs.is_a?(Array)
  return false unless rhs.size > 0
  return false unless rhs[0] == :array

  true
end

#validate(key, value, specification, errors) ⇒ Object 



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# File 'lib/hash_validator/validators/array_validator.rb', line 16

def validate(key, value, specification, errors)
  # Validate specification format
  if specification[0] != :array
    errors[key] = "Wrong array specification. The #{:array} is expected as first item."
  elsif specification.size > 2
    errors[key] = "Wrong size of array specification. Allowed is one or two items."
  elsif !value.is_a?(Array)
    errors[key] = "#{Array} required"
  elsif specification.size >= 2 && !specification[1].nil?
    validate_array_specification(key, value, specification[1], errors)
  end
end