Class: PatternMatch::PatternAnd

Inherits:

PatternElement

• Object
• Pattern
• PatternElement
• PatternMatch::PatternAnd

Defined in:

lib/pattern-match/core.rb

Instance Attribute Summary

Attributes inherited from Pattern

#next, #parent, #prev

Instance Method Summary

• #match(vals) ⇒ Object
• #validate ⇒ Object

Methods inherited from PatternElement

#quantifier?

Methods inherited from Pattern

#!@, #&, #ancestors, #append, #directly_quantified?, #initialize, #inspect, #quantified?, #quantifier?, #quasibinding, #root, #root?, #to_a, #vars, #|

Methods included from PatternMatch::Pattern::Backtrackable

#choice_points

Constructor Details

This class inherits a constructor from PatternMatch::Pattern

Instance Method Details

#match(vals) ⇒ Object

# File 'lib/pattern-match/core.rb', line 401

def match(vals)
  super do |val|
    subpatterns.all? {|i| i.match([val]) }
  end
end

#validate ⇒ Object

Raises:

• (MalformedPatternError)

# File 'lib/pattern-match/core.rb', line 407

def validate
  super
  raise MalformedPatternError if subpatterns.empty?
end