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Contents
require 'puppet/parser/ast/branch' class Puppet::Parser::AST # The inline conditional operator. Unlike CaseStatement, which executes # code, we just return a value. class Selector < AST::Branch attr_accessor :param, :values def each [@param,@values].each { |child| yield child } end # Find the value that corresponds with the test. def evaluate(scope) # Get our parameter. paramvalue = @param.safeevaluate(scope) sensitive = Puppet[:casesensitive] paramvalue = paramvalue.downcase if not sensitive and paramvalue.respond_to?(:downcase) default = nil unless @values.instance_of? AST::ASTArray or @values.instance_of? Array @values = [@values] end # Then look for a match in the options. @values.each do |obj| # short circuit asap if we have a match return obj.value.safeevaluate(scope) if obj.param.evaluate_match(paramvalue, scope, :file => file, :line => line, :sensitive => sensitive) # Store the default, in case it's necessary. default = obj if obj.param.is_a?(Default) end # Unless we found something, look for the default. return default.value.safeevaluate(scope) if default self.fail Puppet::ParseError, "No matching value for selector param '%s'" % paramvalue ensure scope.unset_ephemeral_var end end end
Version data entries
2 entries across 2 versions & 1 rubygems
Version | Path |
---|---|
puppet-0.25.1 | lib/puppet/parser/ast/selector.rb |
puppet-0.25.0 | lib/puppet/parser/ast/selector.rb |