1 files changed, 22 insertions, 6 deletions
diff --git a/runtime/lua/vim/lsp/log.lua b/runtime/lua/vim/lsp/log.lua
index 471a311c16..5d2e396cc5 100644
--- a/runtime/lua/vim/lsp/log.lua
+++ b/runtime/lua/vim/lsp/log.lua
@@ -17,21 +17,32 @@ local current_log_level = log.levels.WARN
 local log_date_format = "%FT%H:%M:%S%z"
 
 do
-  local path_sep = vim.loop.os_uname().sysname == "Windows" and "\\" or "/"
-  --@private
+  local path_sep = vim.loop.os_uname().version:match("Windows") and "\\" or "/"
+  ---@private
   local function path_join(...)
     return table.concat(vim.tbl_flatten{...}, path_sep)
   end
   local logfilename = path_join(vim.fn.stdpath('cache'), 'lsp.log')
 
   --- Returns the log filename.
-  --@returns (string) log filename
+  ---@returns (string) log filename
   function log.get_filename()
     return logfilename
   end
 
   vim.fn.mkdir(vim.fn.stdpath('cache'), "p")
   local logfile = assert(io.open(logfilename, "a+"))
+
+  local log_info = vim.loop.fs_stat(logfilename)
+  if log_info and log_info.size > 1e9 then
+    local warn_msg = string.format(
+      "LSP client log is large (%d MB): %s",
+      log_info.size / (1000 * 1000),
+      logfilename
+    )
+    vim.notify(warn_msg)
+  end
+
   -- Start message for logging
   logfile:write(string.format("[ START ] %s ] LSP logging initiated\n", os.date(log_date_format)))
   for level, levelnr in pairs(log.levels) do
@@ -77,7 +88,7 @@ end
 vim.tbl_add_reverse_lookup(log.levels)
 
 --- Sets the current log level.
---@param level (string or number) One of `vim.lsp.log.levels`
+---@param level (string or number) One of `vim.lsp.log.levels`
 function log.set_level(level)
   if type(level) == 'string' then
     current_log_level = assert(log.levels[level:upper()], string.format("Invalid log level: %q", level))
@@ -88,9 +99,14 @@ function log.set_level(level)
   end
 end
 
+--- Gets the current log level.
+function log.get_level()
+  return current_log_level
+end
+
 --- Checks whether the level is sufficient for logging.
---@param level number log level
---@returns (bool) true if would log, false if not
+---@param level number log level
+---@returns (bool) true if would log, false if not
 function log.should_log(level)
   return level >= current_log_level
 end