class Croesus::Validator::HashValidator

Author: Stefano Harding <riddopic@gmail.com>

Copyright © 2014 Stefano Harding

Licensed under the Apache License, Version 2.0 (the “License”); you may not use this file except in compliance with the License. You may obtain a copy of the License at

http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an “AS IS” BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License.

Public Class Methods

new() click to toggle source
Calls superclass method Croesus::Validator::Base::new
# File lib/croesus/validators/hash_validator.rb, line 21
def initialize
  super('hash')
end

Public Instance Methods

should_validate?(item) click to toggle source
# File lib/croesus/validators/hash_validator.rb, line 25
def should_validate?(item)
  item.is_a?(Hash)
end
validate(key, value, validations, errors) click to toggle source
# File lib/croesus/validators/hash_validator.rb, line 29
def validate(key, value, validations, errors)
  # Validate hash
  unless value.is_a?(Hash)
    errors[key] = presence_error_message
    return
  end

  # Hashes can contain sub-elements, attempt to validator those
  errors = (errors[key] = {})

  validations.each do |v_key, v_value|
    Croesus.validator_for(v_value).validate(
      v_key, value[v_key], v_value, errors
    )
  end

  # Cleanup errors (remove any empty nested errors)
  errors.delete_if { |k,v| v.empty? }
end