Class: Opal::AST::Matcher

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# File 'opal/lib/opal/ast/matcher.rb', line 9
def initialize(&block)
 @root = instance_exec(&block)
end

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# File 'opal/lib/opal/ast/matcher.rb', line 31
def captures
 @captures
end

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# File 'opal/lib/opal/ast/matcher.rb', line 17
def cap(capture)
 Node .new (:capture, [capture])
end

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# File 'opal/lib/opal/ast/matcher.rb', line 27
def inspect
 "#<Opal::AST::Matcher: #{@root.inspect}>"
end

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# File 'opal/lib/opal/ast/matcher.rb', line 21
def match(ast)
 @captures = []
 @root.match(ast, self) || (return false)
 @captures
end

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# File 'opal/lib/opal/ast/matcher.rb', line 13
def s(type, *children)
 Node .new (type, children)
end