Class: FEEL::InstanceOf

Inherits:
Node
  • Object
show all
Defined in:
lib/feel/nodes.rb

Overview

  1. instance of = expression , “instance” , “of” , type ;

Instance Method Summary collapse

Methods inherited from Node

#qualified_names_in_context, #raise_evaluation_error

Instance Method Details

#eval(_context = {}) ⇒ Object 



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# File 'lib/feel/nodes.rb', line 583

def eval(_context = {})
  case type.text_value
  when "string"
    ->(input) { input.is_a?(String) }
  when "number"
    ->(input) { input.is_a?(Numeric) }
  when "boolean"
    ->(input) { input.is_a?(TrueClass) || input.is_a?(FalseClass) }
  when "date"
    ->(input) { input.is_a?(Date) }
  when "time"
    ->(input) { input.is_a?(Time) }
  when "date and time"
    ->(input) { input.is_a?(DateTime) }
  when "duration"
    ->(input) { input.is_a?(ActiveSupport::Duration) }
  when "years and months duration"
    ->(input) { input.is_a?(ActiveSupport::Duration) && input.parts.keys.sort == [:months, :years] }
  when "days and time duration"
    ->(input) { input.is_a?(ActiveSupport::Duration) && input.parts.keys.sort == [:days, :hours, :minutes, :seconds] }
  when "years duration"
    ->(input) { input.is_a?(ActiveSupport::Duration) && input.parts.keys.sort == [:years] }
  when "months duration"
    ->(input) { input.is_a?(ActiveSupport::Duration) && input.parts.keys.sort == [:months] }
  when "days duration"
    ->(input) { input.is_a?(ActiveSupport::Duration) && input.parts.keys.sort == [:days] }
  when "hours duration"
    ->(input) { input.is_a?(ActiveSupport::Duration) && input.parts.keys.sort == [:hours] }
  when "minutes duration"
    ->(input) { input.is_a?(ActiveSupport::Duration) && input.parts.keys.sort == [:minutes] }
  when "seconds duration"
    ->(input) { input.is_a?(ActiveSupport::Duration) && input.parts.keys.sort == [:seconds] }
  when "time duration"
    ->(input) { input.is_a?(ActiveSupport::Duration) && input.parts.keys.sort == [:hours, :minutes, :seconds] }
  when "list"
    ->(input) { input.is_a?(Array) }
  when "interval"
    ->(input) { input.is_a?(Range) }
  when "context"
    ->(input) { input.is_a?(Hash) }
  when "any"
    ->(_input) { true }
  end
end