Parser.parseParameterAttribute

Parses a ParameterAttribute

$(GRAMMAR $(RULEDEF parameterAttribute): $(RULE typeConstructor) | $(LITERAL 'final') | $(LITERAL 'in') | $(LITERAL 'lazy') | $(LITERAL 'out') | $(LITERAL 'ref') | $(LITERAL 'scope') | $(LITERAL 'auto') | $(LITERAL 'return') ;)