@Check(CheckType.NORMAL) public void checkVariableNames(PatternBody body) { for (Variable var1 : body.getVariables()) { Variable otherVar = null; for (Variable var2 : body.getVariables()) { if (isNamedSingleUse(var1) && var1.getSimpleName().substring(1).equals(var2.getName())) { otherVar = var2; } } if (otherVar != null) { if (var1.eContainer() instanceof PatternBody && !var1.getReferences().isEmpty()) { // Local variables do not have source location warning(String.format( "Dubius variable naming: Single use variable %s shares its name with the variable %s", var1.getSimpleName(), otherVar.getSimpleName()), var1.getReferences().get(0), PatternLanguagePackage.Literals.VARIABLE_REFERENCE__VARIABLE, IssueCodes.DUBIUS_VARIABLE_NAME); } else { warning(String.format( "Dubius variable naming: Single use variable %s shares its name with the variable %s", var1.getSimpleName(), otherVar.getSimpleName()), var1, PatternLanguagePackage.Literals.VARIABLE__NAME, IssueCodes.DUBIUS_VARIABLE_NAME); } } } }