(refs #7377) Refactoring CHR query parsing

[simantics/platform.git] / bundles / org.simantics.scl.compiler / src / org / simantics / scl / compiler / elaboration / expressions / StandardExpressionVisitor.java

diff --git a/bundles/org.simantics.scl.compiler/src/org/simantics/scl/compiler/elaboration/expressions/StandardExpressionVisitor.java b/bundles/org.simantics.scl.compiler/src/org/simantics/scl/compiler/elaboration/expressions/StandardExpressionVisitor.java
index 83bbd34d1bfe29356cf14811828fa1bfec7f9270..d75080095d1c45a455e7eb08d20ea58eca96be2b 100644 (file)
--- a/bundles/org.simantics.scl.compiler/src/org/simantics/scl/compiler/elaboration/expressions/StandardExpressionVisitor.java
+++ b/bundles/org.simantics.scl.compiler/src/org/simantics/scl/compiler/elaboration/expressions/StandardExpressionVisitor.java
@@ -4,6 +4,13 @@ import org.simantics.scl.compiler.elaboration.chr.CHRLiteral;
 import org.simantics.scl.compiler.elaboration.chr.CHRQuery;
 import org.simantics.scl.compiler.elaboration.chr.CHRRule;
 import org.simantics.scl.compiler.elaboration.chr.CHRRuleset;
+import org.simantics.scl.compiler.elaboration.chr.ast.CHRAstAtom;
+import org.simantics.scl.compiler.elaboration.chr.ast.CHRAstBinds;
+import org.simantics.scl.compiler.elaboration.chr.ast.CHRAstConjunction;
+import org.simantics.scl.compiler.elaboration.chr.ast.CHRAstEquals;
+import org.simantics.scl.compiler.elaboration.chr.ast.CHRAstNegation;
+import org.simantics.scl.compiler.elaboration.chr.ast.CHRAstQuery;
+import org.simantics.scl.compiler.elaboration.chr.ast.CHRAstQueryVisitor;
 import org.simantics.scl.compiler.elaboration.equation.EqBasic;
 import org.simantics.scl.compiler.elaboration.equation.EqGuard;
 import org.simantics.scl.compiler.elaboration.equation.Equation;
@@ -24,7 +31,6 @@ import org.simantics.scl.compiler.elaboration.expressions.block.StatementVisitor
 import org.simantics.scl.compiler.elaboration.expressions.list.ListAssignment;
 import org.simantics.scl.compiler.elaboration.expressions.list.ListGenerator;
 import org.simantics.scl.compiler.elaboration.expressions.list.ListGuard;
-import org.simantics.scl.compiler.elaboration.expressions.list.ListQualifier;
 import org.simantics.scl.compiler.elaboration.expressions.list.ListQualifierVisitor;
 import org.simantics.scl.compiler.elaboration.expressions.list.ListSeq;
 import org.simantics.scl.compiler.elaboration.expressions.list.ListThen;
@@ -43,7 +49,7 @@ import org.simantics.scl.compiler.elaboration.query.QueryVisitor;
 
 public class StandardExpressionVisitor implements 
 ExpressionVisitor, QueryVisitor, FieldAccessorVisitor, ListQualifierVisitor,
-EquationVisitor, StatementVisitor {
+EquationVisitor, StatementVisitor, CHRAstQueryVisitor {
 
     @Override
     public void visit(EApply expression) {
@@ -457,9 +463,35 @@ EquationVisitor, StatementVisitor {
     
     @Override
     public void visit(CHRStatement statement) {
-        for(ListQualifier q : statement.body)
-            q.accept(this);
-        for(ListQualifier q : statement.head)
-            q.accept(this);
+        statement.body.accept(this);
+        statement.head.accept(this);
+    }
+
+    @Override
+    public void visit(CHRAstAtom query) {
+        query.expression.accept(this);
+    }
+
+    @Override
+    public void visit(CHRAstBinds query) {
+        query.left.accept(this);
+        query.right.accept(this);
+    }
+
+    @Override
+    public void visit(CHRAstConjunction query) {
+        for(CHRAstQuery conjunct : query.conjuncts)
+            conjunct.accept(this);
+    }
+
+    @Override
+    public void visit(CHRAstEquals query) {
+        query.left.accept(this);
+        query.right.accept(this);
+    }
+
+    @Override
+    public void visit(CHRAstNegation query) {
+        query.subquery.accept(this);
     }
 }