(refs #7377) Refactoring CHR query parsing

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

diff --git a/bundles/org.simantics.scl.compiler/src/org/simantics/scl/compiler/elaboration/chr/ast/CHRAstEquals.java b/bundles/org.simantics.scl.compiler/src/org/simantics/scl/compiler/elaboration/chr/ast/CHRAstEquals.java
new file mode 100644 (file)
index 0000000..d282893
--- /dev/null
+++ b/bundles/org.simantics.scl.compiler/src/org/simantics/scl/compiler/elaboration/chr/ast/CHRAstEquals.java
@@ -0,0 +1,29 @@
+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.chr.relations.SpecialCHRRelation;
+import org.simantics.scl.compiler.elaboration.contexts.TranslationContext;
+import org.simantics.scl.compiler.elaboration.expressions.Expression;
+
+public class CHRAstEquals extends CHRAstQuery {
+    public Expression left;
+    public Expression right;
+    
+    public CHRAstEquals(Expression left, Expression right) {
+        this.left = left;
+        this.right = right;
+    }
+    
+    @Override
+    public void accept(CHRAstQueryVisitor visitor) {
+        visitor.visit(this);
+    }
+
+    @Override
+    protected void translate(TranslationContext context, boolean isHead, ArrayList<CHRLiteral> literals) {
+        literals.add(new CHRLiteral(location, SpecialCHRRelation.EQUALS,
+                new Expression[] { left, right }, false, false));
+    }
+}