fix: windows fixes #12

lua/lazydev/buf.lua

@@ -1,6 +1,7 @@
 local Config = require("lazydev.config")
 local Lsp = require("lazydev.lsp")
 local Pkg = require("lazydev.pkg")
+local Util = require("lazydev.util")
 local Workspace = require("lazydev.workspace")
 
 local M = {}
@@ -12,7 +13,7 @@ M.attached = {}
 M.modules = {}
 
 function M.setup()
-  M.add(Config.runtime)
+  M.add(vim.uv.fs_stat(Config.runtime) and Config.runtime or vim.env.VIMRUNTIME)
   for _, lib in pairs(Config.library) do
     M.add(lib)
   end
@@ -52,9 +53,9 @@ end
 --- Automatically appends "/lua" if it exists.
 ---@param path string
 function M.add(path)
-  path = vim.fs.normalize(path)
+  path = Util.norm(path)
   -- try to resolve to a plugin path
-  if path:sub(1, 1) ~= "/" and not vim.uv.fs_stat(path) then
+  if not Util.is_absolute(path) and not vim.uv.fs_stat(path) then
     local name, extra = path:match("([^/]+)(/?.*)")
     if name then
       local pp = Pkg.get_plugin_path(name)

lua/lazydev/lsp.lua

@@ -9,6 +9,7 @@ function M.attach(client)
     return
   end
   M.attached[client.id] = client.id
+  Workspace.single(client):update()
   ---@param params lsp.ConfigurationParams
   client.handlers["workspace/configuration"] = function(err, params, ctx, cfg)
     if not params.items then

lua/lazydev/pkg.lua

@@ -1,3 +1,5 @@
+local Util = require("lazy.core.util")
+
 ---@class lazydev.Pkg
 local M = {}
 
@@ -35,7 +37,7 @@ function M.pack_unloaded()
   for _, site in pairs(sites) do
     for _, pack in ipairs(vim.fn.expand(site .. "/pack/*/opt/*/lua", false, true)) do
       if not pack:find("*", 1, true) then
-        packs[#packs + 1] = vim.fs.normalize(pack:sub(1, -5))
+        packs[#packs + 1] = Util.norm(pack:sub(1, -5))
       end
     end
   end

lua/lazydev/util.lua

@@ -20,6 +20,22 @@ function M.notify(msg, opts)
   })
 end
 
+---@param path string
+function M.is_absolute(path)
+  return path:sub(1, 1) == "/" or path:sub(2, 2) == ":"
+end
+
+---@param path string
+function M.norm(path)
+  path = vim.fs.normalize(path)
+  -- Special case for Windows drive letters
+  -- vim.fs.normalize doesn't handle them correctly
+  if path:sub(2, 2) == ":" then
+    path = path:sub(1, 1):lower() .. path:sub(2)
+  end
+  return path
+end
+
 ---@param msg string|string[]
 ---@param opts? NotifyOpts
 function M.warn(msg, opts)

lua/lazydev/workspace.lua

@@ -1,4 +1,5 @@
 local Config = require("lazydev.config")
+local Util = require("lazydev.util")
 
 ---@class lazydev.Workspace
 ---@field root string
@@ -13,6 +14,10 @@ M.GLOBAL = "global"
 ---@type table<string,lazydev.Workspace>
 M.workspaces = {}
 
+function M.is_special(root)
+  return root == M.SINGLE or root == M.GLOBAL
+end
+
 ---@param client_id number
 ---@param root string
 function M.new(client_id, root)
@@ -28,6 +33,7 @@ end
 ---@param client vim.lsp.Client|number
 ---@param root string
 function M.get(client, root)
+  root = M.is_special(root) and root or Util.norm(root)
   local client_id = type(client) == "number" and client or client.id
   local id = client_id .. root
   if not M.workspaces[id] then
@@ -127,10 +133,8 @@ function M:update()
 end
 
 function M:debug()
-  local Util = require("lazydev.util")
   local Plugin = require("lazy.core.plugin")
-  local root = (self.root == M.GLOBAL or self.root == M.SINGLE) and "[" .. self.root .. "]"
-    or vim.fn.fnamemodify(self.root, ":~")
+  local root = M.is_special(self.root) and "[" .. self.root .. "]" or vim.fn.fnamemodify(self.root, ":~")
   local lines = { "## " .. root }
   ---@type string[]
   local library = vim.tbl_get(self.settings, "Lua", "workspace", "library") or {}