Fix #22419: Add kind field to OutliningSpan

src/server/client.ts

@@ -530,7 +530,8 @@ namespace ts.server {
                 textSpan: this.decodeSpan(item.textSpan, file),
                 hintSpan: this.decodeSpan(item.hintSpan, file),
                 bannerText: item.bannerText,
-                autoCollapse: item.autoCollapse
+                autoCollapse: item.autoCollapse,
+                kind: item.kind
             }));
         }
 

src/server/protocol.ts

@@ -326,6 +326,11 @@ namespace ts.server.protocol {
          * the 'Collapse to Definitions' command is invoked.
          */
         autoCollapse: boolean;
+
+        /**
+         * Classification of the contents of the span
+         */
+        kind: OutliningSpanKind;
     }
 
     /**

src/server/session.ts

@@ -1112,7 +1112,8 @@ namespace ts.server {
                     textSpan: this.toLocationTextSpan(s.textSpan, scriptInfo),
                     hintSpan: this.toLocationTextSpan(s.hintSpan, scriptInfo),
                     bannerText: s.bannerText,
-                    autoCollapse: s.autoCollapse
+                    autoCollapse: s.autoCollapse,
+                    kind: s.kind
                 }));
             }
             else {