Class: Filigree::SingleObjectPattern

Inherits:

BasicPattern

• Object
• BasicPattern
• Filigree::SingleObjectPattern

Extended by:

AbstractClass

Defined in:

lib/filigree/match.rb

Overview

An abstract class that matches only a single object to a single pattern.

Direct Known Subclasses

BindingPattern, LiteralPattern

Instance Method Summary

• #initialize(pattern_elem) ⇒ SingleObjectPattern constructor

  Create a new pattern with a single element.

• #match?(object, env) ⇒ Boolean

  Testing the pattern only involves testing the single pattern element.

Methods included from AbstractClass

abstract_method, extended, install_icvars, new

Methods inherited from BasicPattern

#as, #match_pattern_element

Constructor Details

#initialize(pattern_elem) ⇒ SingleObjectPattern

Create a new pattern with a single element.

Parameters:

• pattern_elem (Object) —

  Object representing the pattern

# File 'lib/filigree/match.rb', line 323

def initialize(pattern_elem)
  @pattern_elem = pattern_elem
end

Instance Method Details

#match?(object, env) ⇒ Boolean

Testing the pattern only involves testing the single pattern element.

Parameters:

• object (Object) —

  Object to test pattern against

• env (Object) —

  Binding environment

Returns:

• (Boolean)

# File 'lib/filigree/match.rb', line 334

def match?(object, env)
  match_pattern_element(@pattern_elem, object, env)
end