From 8fc85c02c10db86a5e32608e973ec5020783921b Mon Sep 17 00:00:00 2001
From: Nicholas Bollweg <nick.bollweg@gmail.com>
Date: Sun, 20 Oct 2019 20:36:38 -0400
Subject: [PATCH] back to really long existence checks

---
 src/server.ts | 15 ++++++++++-----
 1 file changed, 10 insertions(+), 5 deletions(-)

diff --git a/src/server.ts b/src/server.ts
index 7a526268..6aa54e2d 100755
--- a/src/server.ts
+++ b/src/server.ts
@@ -349,11 +349,16 @@ connection.onInitialize((params: InitializeParams): InitializeResult => {
     }
     workspaceFolders = params.workspaceFolders || [];
 
-    if (capabilities.textDocument) {
-      const { documentSymbol, rangeFormatting } = capabilities.textDocument;
-      hierarchicalDocumentSymbolSupport = !!(documentSymbol && documentSymbol.hierarchicalDocumentSymbolSupport);
-      clientDynamicRegisterSupport = !!(rangeFormatting && rangeFormatting.dynamicRegistration);
-    }
+    hierarchicalDocumentSymbolSupport = !!(
+      capabilities.textDocument &&
+      capabilities.textDocument.documentSymbol &&
+      capabilities.textDocument.documentSymbol.hierarchicalDocumentSymbolSupport
+    );
+    clientDynamicRegisterSupport = !!(
+      capabilities.textDocument &&
+      capabilities.textDocument.rangeFormatting &&
+      capabilities.textDocument.rangeFormatting.dynamicRegistration
+    );
 
     return {
         capabilities: {