From 2c40a38b39a944a3e1a90302c1061b4e6e3ba6ac Mon Sep 17 00:00:00 2001
From: Mathias Fußenegger <mfussenegger@users.noreply.github.com>
Date: Tue, 5 May 2020 05:06:40 +0200
Subject: LSP: Avoid URI-to-fname conversion for non-file URIs #12243

Fixes https://github.com/neovim/neovim/issues/12210
---
 runtime/lua/vim/uri.lua | 15 +++++++++++++--
 1 file changed, 13 insertions(+), 2 deletions(-)

(limited to 'runtime/lua/vim/uri.lua')

diff --git a/runtime/lua/vim/uri.lua b/runtime/lua/vim/uri.lua
index d91fb7ffd3..e28cc9e20f 100644
--- a/runtime/lua/vim/uri.lua
+++ b/runtime/lua/vim/uri.lua
@@ -66,7 +66,13 @@ local function uri_from_fname(path)
 end
 
 local function uri_from_bufnr(bufnr)
-  return uri_from_fname(vim.api.nvim_buf_get_name(bufnr))
+  local fname = vim.api.nvim_buf_get_name(bufnr)
+  local scheme = fname:match("^([a-z]+)://.*")
+  if scheme then
+    return fname
+  else
+    return uri_from_fname(fname)
+  end
 end
 
 local function uri_to_fname(uri)
@@ -83,7 +89,12 @@ end
 
 -- Return or create a buffer for a uri.
 local function uri_to_bufnr(uri)
-  return vim.fn.bufadd((uri_to_fname(uri)))
+  local scheme = assert(uri:match("^([a-z]+)://.*"), 'Uri must contain a scheme: ' .. uri)
+  if scheme == 'file' then
+    return vim.fn.bufadd(uri_to_fname(uri))
+  else
+    return vim.fn.bufadd(uri)
+  end
 end
 
 return {
-- 
cgit