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class Puppet::Parser::AST
# Define a variable. Stores the value in the current scope.
class VarDef < AST::Branch
attr_accessor :name, :value
# Look up our name and value, and store them appropriately. The
# lexer strips off the syntax stuff like '$'.
def evaluate(hash)
scope = hash[:scope]
name = @name.safeevaluate(:scope => scope)
value = @value.safeevaluate(:scope => scope)
begin
scope.setvar(name,value)
rescue Puppet::ParseError => except
except.line = self.line
except.file = self.file
raise except
rescue => detail
error = Puppet::ParseError.new(detail)
error.line = self.line
error.file = self.file
error.backtrace = detail.backtrace
raise error
end
end
def each
[@name,@value].each { |child| yield child }
end
def tree(indent = 0)
return [
@name.tree(indent + 1),
((@@indline * 4 * indent) + self.typewrap(self.pin)),
@value.tree(indent + 1)
].join("\n")
end
def to_s
return "%s => %s" % [@name,@value]
end
end
end
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