Parses an TraitsExpression
$(GRAMMAR $(RULEDEF traitsExpression): $(LITERAL '___traits') $(LITERAL '$(LPAREN)') $(LITERAL Identifier) $(LITERAL ',') $(RULE TemplateArgumentList) $(LITERAL '$(RPAREN)') ;)
See Implementation
Parses an TraitsExpression
$(GRAMMAR $(RULEDEF traitsExpression): $(LITERAL '___traits') $(LITERAL '$(LPAREN)') $(LITERAL Identifier) $(LITERAL ',') $(RULE TemplateArgumentList) $(LITERAL '$(RPAREN)') ;)