Generate more detailed hover-content for variable definitions

Signed-off-by: Csilla Farkas csilla.farkas@sigmatechnology.com

lsp/src/main/java/org/eclipse/titan/lsp/AST/TTCN3/definitions/Def_Var.java

@@ -31,7 +31,6 @@ import org.eclipse.titan.lsp.AST.IValue;
 import org.eclipse.titan.lsp.AST.Identifier;
 import org.eclipse.titan.lsp.AST.Location;
 import org.eclipse.titan.lsp.AST.NamingConventionHelper;
-import org.eclipse.titan.lsp.AST.NamingConventionHelper.NamingConventionElement;
 import org.eclipse.titan.lsp.AST.ReferenceFinder;
 import org.eclipse.titan.lsp.AST.ReferenceFinder.Hit;
 import org.eclipse.titan.lsp.AST.Scope;
@@ -41,6 +40,7 @@ import org.eclipse.titan.lsp.AST.TTCN3.Expected_Value_type;
 import org.eclipse.titan.lsp.AST.TTCN3.attributes.MultipleWithAttributes;
 import org.eclipse.titan.lsp.AST.TTCN3.attributes.WithAttributesPath;
 import org.eclipse.titan.lsp.AST.TTCN3.definitions.FormalParameter.parameterEvaluationType;
+import org.eclipse.titan.lsp.AST.TTCN3.types.AbstractOfType;
 import org.eclipse.titan.lsp.AST.TTCN3.types.ClassTypeBody;
 import org.eclipse.titan.lsp.AST.TTCN3.types.Class_Type;
 import org.eclipse.titan.lsp.AST.TTCN3.types.ComponentTypeBody;
@@ -508,14 +508,30 @@ public class Def_Var extends Definition {
 				hoverContent.addDeprecated();
 			}
 		}
-		
+
 		IType assType = getType(getLastTimeChecked());
-		if (assType instanceof Referenced_Type) {
-			assType = assType.getTypeRefdLast(lastTimeChecked);
+		if (assType != null) {
+			String typeName = assType.getTypename();
+			String typeRestrictions = ((Type)assType).getRestrictionDesc();
+
+			if (assType instanceof Referenced_Type) {
+				typeName = ((Referenced_Type) assType).getReference().getDisplayName();
+				assType = assType.getTypeRefdLast(lastTimeChecked);
+			}
+
+			final String propDesc = ((Type)assType).getProposalDescription(new StringBuilder()).toString();
+
+			hoverContent.addStyledText("var", Ttcn3HoverContent.BOLD).addText(" ");
+			hoverContent.addStyledText(assType != null ? typeName : "<?>");
+			hoverContent.addText(" - ").addStyledText(propDesc);
+			if (typeRestrictions != null) {
+				hoverContent.addText("\n\n")
+				.addStyledText("Restrictions:", Ttcn3HoverContent.ITALIC)
+				.addText("\n\n")
+				.addText(typeRestrictions);
+			}
+			hoverContent.addText("\n\n");
 		}
-		hoverContent.addStyledText("var", Ttcn3HoverContent.BOLD).addText(" ");
-		hoverContent.addStyledText(assType != null ? assType.getTypename() : "<?>")
-			.addStyledText(" ").addText(getFullNameForDocComment());
 
 		if (assType instanceof Class_Type) {
 			final Class_Type ct = (Class_Type)assType;
@@ -523,12 +539,27 @@ public class Def_Var extends Definition {
 				ct.addClassMembers(this, hoverContent, dc);
 			}
 		}
-		
+
 		if (assType instanceof IMemberInfo) {
 			final IMemberInfo mInfo = (IMemberInfo)assType;
 			mInfo.addMembersContent(hoverContent);
 		}
-		
+
+		if (assType instanceof AbstractOfType) {
+			final IType ofType = ((AbstractOfType)assType).getOfType();
+			final IType elementType = ((Type)ofType).getTypeRefdLast(lastTimeChecked);
+			hoverContent
+			.addText("\n\n")
+			.addStyledText("Element:", Ttcn3HoverContent.BOLD)
+			.addText("\n\n")
+			.addText(((Type)elementType).getTypename())
+			.addText("\n\n");
+
+			if (elementType instanceof IMemberInfo) {
+				(((IMemberInfo)elementType)).addMembersContent(hoverContent);
+			}
+		}
+
 		if (dc != null) {
 			dc.addDescsContent(hoverContent);
 			dc.addStatusContent(hoverContent);