From f630887cd845a7341bc16488fe8aaecffe3aaa8a Mon Sep 17 00:00:00 2001
From: Steven Arcangeli <506791+stevearc@users.noreply.github.com>
Date: Tue, 14 May 2024 22:55:18 -0600
Subject: [PATCH] fix(windows): convert posix paths before matching LSP watch
 globs (#374)

---
 lua/oil/lsp/helpers.lua   | 10 ++++++++++
 lua/oil/lsp/workspace.lua |  6 ++++++
 2 files changed, 16 insertions(+)

diff --git a/lua/oil/lsp/helpers.lua b/lua/oil/lsp/helpers.lua
index 89c5469..45264dc 100644
--- a/lua/oil/lsp/helpers.lua
+++ b/lua/oil/lsp/helpers.lua
@@ -1,4 +1,5 @@
 local config = require("oil.config")
+local fs = require("oil.fs")
 local util = require("oil.util")
 local workspace = require("oil.lsp.workspace")
 
@@ -17,23 +18,32 @@ M.will_perform_file_operations = function(actions)
       local src_adapter = assert(config.get_adapter_by_scheme(src_scheme))
       local dest_scheme, dest_path = util.parse_url(action.dest_url)
       local dest_adapter = assert(config.get_adapter_by_scheme(dest_scheme))
+      src_path = fs.posix_to_os_path(src_path)
+      dest_path = fs.posix_to_os_path(assert(dest_path))
       if src_adapter.name == "files" and dest_adapter.name == "files" then
         moves[src_path] = dest_path
+      elseif src_adapter.name == "files" then
+        table.insert(deletes, src_path)
+      elseif dest_adapter.name == "files" then
+        table.insert(creates, src_path)
       end
     elseif action.type == "create" then
       local scheme, path = util.parse_url(action.url)
+      path = fs.posix_to_os_path(assert(path))
       local adapter = assert(config.get_adapter_by_scheme(scheme))
       if adapter.name == "files" then
         table.insert(creates, path)
       end
     elseif action.type == "delete" then
       local scheme, path = util.parse_url(action.url)
+      path = fs.posix_to_os_path(assert(path))
       local adapter = assert(config.get_adapter_by_scheme(scheme))
       if adapter.name == "files" then
         table.insert(deletes, path)
       end
     elseif action.type == "copy" then
       local scheme, path = util.parse_url(action.dest_url)
+      path = fs.posix_to_os_path(assert(path))
       local adapter = assert(config.get_adapter_by_scheme(scheme))
       if adapter.name == "files" then
         table.insert(creates, path)
diff --git a/lua/oil/lsp/workspace.lua b/lua/oil/lsp/workspace.lua
index 49065a0..9879e72 100644
--- a/lua/oil/lsp/workspace.lua
+++ b/lua/oil/lsp/workspace.lua
@@ -65,6 +65,12 @@ local function get_matching_paths(client, filters, paths)
       if ignore_case then
         glob = glob:lower()
       end
+
+      -- Some language servers use forward slashes as path separators on Windows (LuaLS)
+      if fs.is_windows then
+        glob = glob:gsub("/", "\\")
+      end
+
       ---@type nil|vim.lpeg.Pattern
       local glob_pattern = vim.glob and vim.glob.to_lpeg and vim.glob.to_lpeg(glob)
       local matches = pattern.matches