fixed neovim cursor disappearance during sustained motions

- synchronous git calls -> async. in statusline
- cached git branch in statusline

1 files changed, 64 insertions, 37 deletions

diff --git a/nvim/lua/core/statusline.lua b/nvim/lua/core/statusline.lua
index 45a2c42..cc4bd09 100644
--- a/nvim/lua/core/statusline.lua
+++ b/nvim/lua/core/statusline.lua
@@ -1,48 +1,75 @@
 local M = {}
 
-local function git_branch()
-	local git_dir = vim.fn.system("git rev-parse --git-dir 2>/dev/null")
-	if vim.v.shell_error ~= 0 then
-		return ""
-	end
-	local branch = vim.fn.system("git branch --show-current 2>/dev/null | tr -d '\n'")
-	return branch
+local branch_cache = ""
+local last_check = 0
+local check_interval = 1000 -- Check git branch every 1 second
+
+local function async_git_branch()
+    local check_time = vim.loop.now()
+    if check_time - last_check < check_interval then
+        return branch_cache
+    end
+    last_check = check_time
+
+    local stdout = vim.loop.new_pipe(false)
+    local stderr = vim.loop.new_pipe(false)
+
+    local handle
+    handle = vim.loop.spawn("git", {
+        args = { "branch", "--show-current" },
+        stdio = { nil, stdout, stderr }
+    }, function(code, signal)
+        stdout:close()
+        stderr:close()
+        handle:close()
+    end)
+
+    if handle then
+        stdout:read_start(vim.schedule_wrap(function(err, data)
+            if data then
+                branch_cache = data:gsub("\n", "")
+            end
+        end))
+    end
+
+    return branch_cache
 end
 
 function M.statusline_git()
-	local branch_name = git_branch()
-	return #branch_name > 0 and '  ' .. branch_name .. ' ' or ''
+    local branch_name = async_git_branch()
+    return #branch_name > 0 and '  ' .. branch_name .. ' ' or ''
 end
 
+-- Rest of your statusline.lua remains exactly the same
 function M.setup()
-	vim.cmd('highlight clear StatusLine')
-	vim.cmd('highlight clear StatusLineNC')
-
-	local highlights = {
-		StatusLineGit      = { bg = "#161616", fg = "#D8DEE9" },
-		StatusLineBuffer   = { bg = "NONE",    fg = "#D8DEE9" },
-		StatusLine         = { bg = "NONE",    fg = "#D8DEE9" },
-		StatusLineFiletype = { bg = "NONE",    fg = "#D8DEE9" },
-		StatusLinePath     = { bg = "NONE",    fg = "#D8DEE9" },
-		StatusLineModified = { bg = "NONE",    fg = "#D8DEE9" },
-	}
-
-	for name, colors in pairs(highlights) do
-		vim.api.nvim_set_hl(0, name, colors)
-	end
-
-	vim.opt.statusline = table.concat({
-		"%#StatusLineGit#%{v:lua.require'core.statusline'.statusline_git()}",
-		"%#StatusLineBuffer# %n ",
-		"%#StatusLine#%{&ff} ",
-		"%#StatusLineFiletype#%y",
-		"%#StatusLinePath# %<%{expand('%:p:h')}/%f",
-		"%#StatusLineModified#%m",
-		"%=",
-		"%#StatusLine#%5l",
-		"/%L:%v ",
-		"%{char2nr(getline('.')[col('.')-1])} "
-	})
+    vim.cmd('highlight clear StatusLine')
+    vim.cmd('highlight clear StatusLineNC')
+
+    local highlights = {
+        StatusLineGit      = { bg = "#161616", fg = "#D8DEE9" },
+        StatusLineBuffer   = { bg = "NONE",    fg = "#D8DEE9" },
+        StatusLine        = { bg = "NONE",    fg = "#D8DEE9" },
+        StatusLineFiletype = { bg = "NONE",    fg = "#D8DEE9" },
+        StatusLinePath     = { bg = "NONE",    fg = "#D8DEE9" },
+        StatusLineModified = { bg = "NONE",    fg = "#D8DEE9" },
+    }
+
+    for name, colors in pairs(highlights) do
+        vim.api.nvim_set_hl(0, name, colors)
+    end
+
+    vim.opt.statusline = table.concat({
+        "%#StatusLineGit#%{v:lua.require'core.statusline'.statusline_git()}",
+        "%#StatusLineBuffer# %n ",
+        "%#StatusLine#%{&ff} ",
+        "%#StatusLineFiletype#%y",
+        "%#StatusLinePath# %<%{expand('%:p:h')}/%f",
+        "%#StatusLineModified#%m",
+        "%=",
+        "%#StatusLine#%5l",
+        "/%L:%v ",
+        "%{char2nr(getline('.')[col('.')-1])} "
+    })
 end
 
 vim.api.nvim_create_autocmd("ColorScheme", {