fix(#2024): help handles empty mapping description

2023-02-27 20:28:10 +11:00 · 2023-02-27 20:28:10 +11:00 · 59bcb01d3b
commit 59bcb01d3b
parent 74959750f7
1 changed files with 2 additions and 3 deletions
--- a/lua/nvim-tree/renderer/help.lua
+++ b/lua/nvim-tree/renderer/help.lua
@ -23,10 +23,9 @@ end
 --- Remove prefix 'nvim-tree: '
 --- Hardcoded to keep default_on_attach simple
 --- @param desc string
--- @return string
--- @return number
+--- @return string|nil
 local function tidy_desc(desc)
-  return desc:gsub("^nvim%-tree: ", "")
+  return desc and desc:gsub("^nvim%-tree: ", "") or ""
 end

 -- sort lhs roughly as per :help index