From 121f5c90374c6ba8a3fb33787ca508e8694b7d02 Mon Sep 17 00:00:00 2001
From: Xavier Young <45989017+younger-1@users.noreply.github.com>
Date: Tue, 15 Feb 2022 15:36:53 +0800
Subject: [PATCH] fix: use canonical path in windows (#977)

---
 lua/nvim-tree.lua       |  2 +-
 lua/nvim-tree/utils.lua | 11 +++++++++++
 2 files changed, 12 insertions(+), 1 deletion(-)

diff --git a/lua/nvim-tree.lua b/lua/nvim-tree.lua
index c95902d2..518df34c 100644
--- a/lua/nvim-tree.lua
+++ b/lua/nvim-tree.lua
@@ -118,7 +118,7 @@ function M.find_file(with_open)
 
   local bufname = vim.fn.bufname()
   local bufnr = api.nvim_get_current_buf()
-  local filepath = vim.fn.fnamemodify(bufname, ':p')
+  local filepath = utils.canonical_path(vim.fn.fnamemodify(bufname, ':p'))
   if not is_file_readable(filepath) then
     return
   end
diff --git a/lua/nvim-tree/utils.lua b/lua/nvim-tree/utils.lua
index 27a827b5..e05d64b9 100644
--- a/lua/nvim-tree/utils.lua
+++ b/lua/nvim-tree/utils.lua
@@ -3,6 +3,8 @@ local uv = vim.loop
 
 local M = {}
 
+M.is_windows = vim.fn.has("win32") == 1 or vim.fn.has("win32unix") == 1
+
 function M.path_to_matching_str(path)
   return path:gsub('(%-)', '(%%-)'):gsub('(%.)', '(%%.)'):gsub('(%_)', '(%%_)')
 end
@@ -208,4 +210,13 @@ function M.file_exists(path)
   return error == nil
 end
 
+--- @param path string
+--- @return string
+function M.canonical_path(path)
+  if M.is_windows and path:match '^%a:' then
+    return path:sub(1, 1):upper() .. path:sub(2)
+  end
+  return path
+end
+
 return M