Class: PatternMatch::PatternValue

Inherits:

PatternElement

• Object
• Pattern
• PatternElement
• PatternMatch::PatternValue

Defined in:

lib/pattern-match/core.rb

Instance Attribute Summary

Attributes inherited from Pattern

#next, #parent, #prev

Instance Method Summary

• #initialize(val, compare_by = :===) ⇒ PatternValue constructor

  A new instance of PatternValue.

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

Methods inherited from PatternElement

#quantifier?

Methods inherited from Pattern

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

Methods included from PatternMatch::Pattern::Backtrackable

#choice_points

Constructor Details

#initialize(val, compare_by = :===) ⇒ PatternValue

Returns a new instance of PatternValue.

# File 'lib/pattern-match/core.rb', line 297

def initialize(val, compare_by = :===)
  super()
  @val = val
  @compare_by = compare_by
end

Instance Method Details

#inspect ⇒ Object

# File 'lib/pattern-match/core.rb', line 309

def inspect
  "#<#{self.class.name}: val=#{@val.inspect}>"
end

#match(vals) ⇒ Object

# File 'lib/pattern-match/core.rb', line 303

def match(vals)
  super do |val|
    @val.__send__(@compare_by, val)
  end
end