Class: Might::FilterParametersValidator

Inherits:

Object

• Object
• Might::FilterParametersValidator

Defined in:

lib/might/filter_parameters_validator.rb

Overview

Validates filters and raises error if one of them is invalid

Instance Method Summary

• #call(env) ⇒ <{:filter => <Might::FilterParameter>, Array>}
• #initialize(app) ⇒ FilterParametersValidator constructor

  A new instance of FilterParametersValidator.

Constructor Details

#initialize(app) ⇒ FilterParametersValidator

Returns a new instance of FilterParametersValidator.

Parameters:

• app (#call)

# File 'lib/might/filter_parameters_validator.rb', line 6

def initialize(app)
  @app = app
end

Instance Method Details

#call(env) ⇒ <{:filter => <Might::FilterParameter>, Array>}

Parameters:

• env (<{:filter => <Might::FilterParameter>, Array>})

Returns:

• (<{:filter => <Might::FilterParameter>, Array>})

# File 'lib/might/filter_parameters_validator.rb', line 13

def call(env)
  params, errors = env

  invalid_filters = Array(params[:filter]).select(&:invalid?)
  messages = invalid_filters.flat_map(&:errors)

  app.call([params, errors.concat(messages)])
end