Need a NodeVisitor class to traverse Qute AST Nodes

Fixes #584

Signed-off-by: azerr <azerr@redhat.com>

Author: angelozerr

qute.ls/com.redhat.qute.ls/src/main/java/com/redhat/qute/parser/expression/MethodPart.java

@@ -16,6 +16,7 @@
 
 import com.redhat.qute.parser.expression.Parts.PartKind;
 import com.redhat.qute.parser.parameter.ParameterParser;
+import com.redhat.qute.parser.template.ASTVisitor;
 import com.redhat.qute.parser.template.Node;
 import com.redhat.qute.parser.template.Parameter;
 import com.redhat.qute.parser.template.ParametersContainer;
@@ -181,4 +182,10 @@ public void setEnd(int end) {
 	public boolean isClosed() {
 		return closeBracketOffset != NULL_VALUE;
 	}
+	
+	@Override
+	protected void accept0(ASTVisitor visitor) {
+		visitor.visit(this);
+		visitor.endVisit(this);
+	}
 }

qute.ls/com.redhat.qute.ls/src/main/java/com/redhat/qute/parser/expression/NamespacePart.java

@@ -12,6 +12,7 @@
 package com.redhat.qute.parser.expression;
 
 import com.redhat.qute.parser.expression.Parts.PartKind;
+import com.redhat.qute.parser.template.ASTVisitor;
 
 /**
  * Namespace part.
@@ -36,4 +37,9 @@ public PartKind getPartKind() {
 		return PartKind.Namespace;
 	}
 
+	@Override
+	protected void accept0(ASTVisitor visitor) {
+		visitor.visit(this);
+		visitor.endVisit(this);
+	}
 }

qute.ls/com.redhat.qute.ls/src/main/java/com/redhat/qute/parser/expression/ObjectPart.java

@@ -14,6 +14,7 @@
 import java.util.List;
 
 import com.redhat.qute.parser.expression.Parts.PartKind;
+import com.redhat.qute.parser.template.ASTVisitor;
 import com.redhat.qute.parser.template.JavaTypeInfoProvider;
 import com.redhat.qute.parser.template.Parameter;
 import com.redhat.qute.parser.template.Section;
@@ -50,9 +51,9 @@ public JavaTypeInfoProvider resolveJavaType() {
 			// ex : {data:item}
 			return template.findWithNamespace(this);
 		}
-		
+
 		// ex : {item}
-		
+
 		// Loop for parent section to discover the class name
 		Section section = super.getParentSection();
 		while (section != null) {
@@ -89,7 +90,11 @@ public JavaTypeInfoProvider resolveJavaType() {
 		// - from parameter declaration
 		// - from @CheckedTemplate
 		return template.findInInitialDataModel(this);
-
 	}
 
+	@Override
+	protected void accept0(ASTVisitor visitor) {
+		visitor.visit(this);
+		visitor.endVisit(this);
+	}
 }

qute.ls/com.redhat.qute.ls/src/main/java/com/redhat/qute/parser/expression/Parts.java

@@ -11,6 +11,7 @@
 *******************************************************************************/
 package com.redhat.qute.parser.expression;
 
+import com.redhat.qute.parser.template.ASTVisitor;
 import com.redhat.qute.parser.template.Expression;
 import com.redhat.qute.parser.template.Node;
 import com.redhat.qute.parser.template.NodeKind;
@@ -135,4 +136,12 @@ public String getContent() {
 		return getOwnerTemplate().getText(getStart(), getEnd());
 	}
 
+	@Override
+	protected void accept0(ASTVisitor visitor) {
+		boolean visitChildren = visitor.visit(this);
+		if (visitChildren) {
+			acceptChildren(visitor, getChildren());
+		}
+		visitor.endVisit(this);
+	}
 }

qute.ls/com.redhat.qute.ls/src/main/java/com/redhat/qute/parser/expression/PropertyPart.java

@@ -12,12 +12,13 @@
 package com.redhat.qute.parser.expression;
 
 import com.redhat.qute.parser.expression.Parts.PartKind;
+import com.redhat.qute.parser.template.ASTVisitor;
 
 /**
  * Property part.
  * 
  * <p>
- * 	{item.name}
+ * {item.name}
  * </p>
  * 
  * @author Angelo ZERR
@@ -35,4 +36,9 @@ public PartKind getPartKind() {
 		return PartKind.Property;
 	}
 
+	@Override
+	protected void accept0(ASTVisitor visitor) {
+		visitor.visit(this);
+		visitor.endVisit(this);
+	}
 }