Exception: Grape::Exceptions::ValidationErrors

Inherits:
Base
  • Object
show all
Includes:
Enumerable
Defined in:
lib/grape/exceptions/validation_errors.rb

Constant Summary collapse

ERRORS_FORMAT_KEY = 
'grape.errors.format'
DEFAULT_ERRORS_FORMAT = 
'%<attributes>s %<message>s'

Constants inherited from Base

Base::BASE_ATTRIBUTES_KEY, Base::BASE_MESSAGES_KEY, Base::FALLBACK_LOCALE

Instance Attribute Summary collapse

Attributes inherited from Base

#headers, #status

Instance Method Summary collapse

Methods inherited from Base

#[]

Constructor Details

#initialize(errors: [], headers: {}, **_options) ⇒ ValidationErrors

Returns a new instance of ValidationErrors.



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# File 'lib/grape/exceptions/validation_errors.rb', line 13

def initialize(errors: [], headers: {}, **_options)
  @errors = errors.group_by(&:params)
  super(message: full_messages.join(', '), status: 400, headers: headers)
end

Instance Attribute Details

#errors ⇒ Object (readonly)

Returns the value of attribute errors.



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# File 'lib/grape/exceptions/validation_errors.rb', line 11

def errors
  @errors
end

Instance Method Details

#as_json(**_opts) ⇒ Object 



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# File 'lib/grape/exceptions/validation_errors.rb', line 26

def as_json(**_opts)
  errors.map do |k, v|
    {
      params: k,
      messages: v.map(&:to_s)
    }
  end
end

#each ⇒ Object 



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# File 'lib/grape/exceptions/validation_errors.rb', line 18

def each
  errors.each_pair do |attribute, errors|
    errors.each do |error|
      yield attribute, error
    end
  end
end

#full_messages ⇒ Object 



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# File 'lib/grape/exceptions/validation_errors.rb', line 39

def full_messages
  messages = map do |attributes, error|
    I18n.t(
      ERRORS_FORMAT_KEY,
      default: DEFAULT_ERRORS_FORMAT,
      attributes: translate_attributes(attributes),
      message: error.message
    )
  end
  messages.uniq!
  messages
end

#to_json(*_opts) ⇒ Object 



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# File 'lib/grape/exceptions/validation_errors.rb', line 35

def to_json(*_opts)
  as_json.to_json
end