1 files changed, 39 insertions, 0 deletions
diff --git a/rba.tool.editor/src/rba/tool/editor/validation/validators/ComparisonAndOperatorValidator.xtend b/rba.tool.editor/src/rba/tool/editor/validation/validators/ComparisonAndOperatorValidator.xtend
new file mode 100644
index 0000000..945ce88
--- /dev/null
+++ b/rba.tool.editor/src/rba/tool/editor/validation/validators/ComparisonAndOperatorValidator.xtend
@@ -0,0 +1,39 @@
+package rba.tool.editor.validation.validators
+
+import org.eclipse.xtext.validation.Check
+import org.eclipse.xtext.validation.EValidatorRegistrar
+import rba.core.ComparisonAnd
+import rba.core.ComparisonOperator
+import rba.core.RBACorePackage
+import rba.tool.editor.messages.Messages
+import rba.tool.editor.validation.AbstractRBAModelValidator
+
+class ComparisonAndOperatorValidator extends AbstractRBAModelValidator {
+
+	private String COMPARISONAND_OPERAND_SIZE = Messages.COMPARISONAND_OPERAND_SIZE;
+
+	private String COMPARISONAND_OPERAND_TYPE = Messages.COMPARISONAND_OPERAND_TYPE;
+
+	override register(EValidatorRegistrar registrar) {
+		// not needed for classes used as ComposedCheck
+	}
+
+	@Check(FAST)
+	def checkComparisonOperatorFast(ComparisonAnd comparisonAnd) {
+		if (comparisonAnd.operand.size < 2) {
+			error(COMPARISONAND_OPERAND_SIZE, RBACorePackage.Literals.OPERATOR__OPERAND)
+			return;
+		}
+	}
+
+	@Check(NORMAL)
+	def checkComparisonOperatorNormal(ComparisonAnd comparisonAnd) {
+		for (operand : comparisonAnd.operand) {
+			if (operand instanceof ComparisonOperator) {
+			} else {
+				error(COMPARISONAND_OPERAND_TYPE, RBACorePackage.Literals.OPERATOR__OPERAND)
+				return;
+			}
+		}
+	}
+}