From 464169c5d5d4e63ba0a9914a1aeb382a9ee3cda9 Mon Sep 17 00:00:00 2001
From: Andreas Louv <andreas@louv.dk>
Date: Wed, 12 Apr 2023 10:23:26 +0200
Subject: [PATCH] Add support for a 'references' language server

---
 autoload/lsp/buffer.vim | 1 +
 autoload/lsp/lsp.vim    | 2 +-
 doc/lsp.txt             | 1 +
 3 files changed, 3 insertions(+), 1 deletion(-)

diff --git a/autoload/lsp/buffer.vim b/autoload/lsp/buffer.vim
index 0cd8b47..f75e929 100644
--- a/autoload/lsp/buffer.vim
+++ b/autoload/lsp/buffer.vim
@@ -52,6 +52,7 @@ export def BufLspServerGet(bnr: number, domain: string = null_string): dict<any>
     'typeDefinition': (lspserver) => lspserver.isTypeDefinitionProvider,
     'implementation': (lspserver) => lspserver.isImplementationProvider,
     'hover': (lspserver) => lspserver.isHoverProvider,
+    'references': (lspserver) => lspserver.isReferencesProvider,
     'documentFormatting': (lspserver) => lspserver.isDocumentFormattingProvider,
   }
 
diff --git a/autoload/lsp/lsp.vim b/autoload/lsp/lsp.vim
index b27890a..8da96c1 100644
--- a/autoload/lsp/lsp.vim
+++ b/autoload/lsp/lsp.vim
@@ -766,7 +766,7 @@ enddef
 
 # show symbol references
 export def ShowReferences(peek: bool)
-  var lspserver: dict<any> = buf.CurbufGetServerChecked()
+  var lspserver: dict<any> = buf.CurbufGetServerChecked('references')
   if lspserver->empty()
     return
   endif
diff --git a/doc/lsp.txt b/doc/lsp.txt
index d2d1cd1..7983fd5 100644
--- a/doc/lsp.txt
+++ b/doc/lsp.txt
@@ -1370,6 +1370,7 @@ servers should be used for a given method.  The following flags are supported
 	typeDefinition: true,
 	implementation: true,
 	hover: true,
+	references: true,
 	documentFormatting: true
 }
 <
-- 
2.48.1