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require 'puppet'
require 'puppet/parser/ast/branch'
class Puppet::Parser::AST
class MatchOperator < AST::Branch
attr_accessor :lval, :rval, :operator
# Iterate across all of our children.
def each
[@lval,@rval].each { |child| yield child }
end
# Returns a boolean which is the result of the boolean operation
# of lval and rval operands
def evaluate(scope)
lval = @lval.safeevaluate(scope)
return(rval.evaluate_match(lval, scope) ? @operator == "=~" : @operator == "!~")
end
def initialize(hash)
super
raise ArgumentError, "Invalid regexp operator #{@operator}" unless %w{!~ =~}.include?(@operator)
end
end
end
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