Module: Deterministic::PatternMatching::Match

Defined in:
lib/deterministic/match.rb

Defined Under Namespace

Classes: Matcher

Instance Method Summary collapse

Instance Method Details

#any(value = nil, &result_block) ⇒ Object

catch-all



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# File 'lib/deterministic/match.rb', line 29

def any(value=nil, &result_block)
  push(Object, value, result_block)
end

#call ⇒ Object

Raises:



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# File 'lib/deterministic/match.rb', line 21

def call
  value = @container.respond_to?(:value) ? @container.value : nil
  matcher = @collection.detect { |m| m.matches?(value)  }
  raise NoMatchError, "No match could be made for #{@container.inspect}" if matcher.nil?
  @context.instance_exec(value, &matcher.block)
end

#initialize(container, context) ⇒ Object 



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# File 'lib/deterministic/match.rb', line 15

def initialize(container, context)
  @container  = container
  @context    = context
  @collection = []
end