(refs #7377) Refactoring CHR query parsing

[simantics/platform.git] / bundles / org.simantics.scl.compiler / src / org / simantics / scl / compiler / elaboration / chr / ast / CHRAstNegation.java

diff --git a/bundles/org.simantics.scl.compiler/src/org/simantics/scl/compiler/elaboration/chr/ast/CHRAstNegation.java b/bundles/org.simantics.scl.compiler/src/org/simantics/scl/compiler/elaboration/chr/ast/CHRAstNegation.java
new file mode 100644 (file)
index 0000000..b97f1e7
--- /dev/null
+++ b/bundles/org.simantics.scl.compiler/src/org/simantics/scl/compiler/elaboration/chr/ast/CHRAstNegation.java
@@ -0,0 +1,24 @@
+package org.simantics.scl.compiler.elaboration.chr.ast;
+
+import java.util.ArrayList;
+
+import org.simantics.scl.compiler.elaboration.chr.CHRLiteral;
+import org.simantics.scl.compiler.elaboration.contexts.TranslationContext;
+
+public class CHRAstNegation extends CHRAstQuery {
+    public CHRAstQuery subquery;
+    
+    public CHRAstNegation(CHRAstQuery subquery) {
+        this.subquery = subquery;
+    }
+
+    @Override
+    public void accept(CHRAstQueryVisitor visitor) {
+        visitor.visit(this);
+    }
+
+    @Override
+    protected void translate(TranslationContext context, boolean isHead, ArrayList<CHRLiteral> literals) {
+        context.getCompilationContext().errorLog.log(location, "CHR negation is not yet supported.");
+    }
+}