Class: Smullyan::Configuration

Inherits:
Object
  • Object
show all
Defined in:
lib/smullyan/configuration.rb

Overview

Configuration for selecting combinator implementations

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ Configuration

Returns a new instance of Configuration.



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# File 'lib/smullyan/configuration.rb', line 10

def initialize
  @use_direct_implementation = {
    b: false,  # Bluebird
    c: false,  # Cardinal
    w: false,  # Warbler
    m: false,  # Mockingbird
    l: false   # Lark
  }
end

Instance Attribute Details

#use_direct_implementation ⇒ Object

Returns the value of attribute use_direct_implementation.



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# File 'lib/smullyan/configuration.rb', line 8

def use_direct_implementation
  @use_direct_implementation
end

Instance Method Details

#direct?(combinator) ⇒ Boolean

Check if a combinator should use direct implementation

Returns:

  • (Boolean) 


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# File 'lib/smullyan/configuration.rb', line 36

def direct?(combinator)
  key = combinator.to_s.downcase.to_sym
  @use_direct_implementation[key] || false
end

#use_all_direct(value: true) ⇒ Object

Configure all combinators at once



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# File 'lib/smullyan/configuration.rb', line 29

def use_all_direct(value: true)
  @use_direct_implementation.each_key do |key|
    @use_direct_implementation[key] = value
  end
end

#use_direct(combinator, value: true) ⇒ Object

Configure specific combinators

Raises:

  • (ArgumentError) 


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# File 'lib/smullyan/configuration.rb', line 21

def use_direct(combinator, value: true)
  key = combinator.to_s.downcase.to_sym
  raise ArgumentError, "Unknown combinator: #{combinator}" unless @use_direct_implementation.key?(key)

  @use_direct_implementation[key] = value
end