@Check public void checkTerminalRuleNamingConventions(TerminalRule terminalRule){ if(!terminalRule.getName().equals(terminalRule.getName().toUpperCase())) warning("TerminalRule must be written in uppercase.", terminalRule, XtextPackage.eINSTANCE.getAbstractRule_Name(),INVALID_TERMINALRULE_NAME, terminalRule.getName()); }