CHORE: Fixed bugs in statusbar

nvim/.config/nvim/lua/DarthMooMancer/ui.lua

@@ -63,10 +63,10 @@ local mode_map = {
 	i = ' INS ',
 	v = ' VIS ',
 	V = ' V-LINE ',
-	['^V'] = ' V-BLK ',
+	['\22'] = ' V-BLK ',
+	['\19'] = ' V-BLK ',
 	s = ' VIS ',
 	S = ' V-LINE ',
-	['^S'] = ' V-BLK ',
 	R = ' REPL ',
 	c = ' CMD ',
 	r = ' PROMPT ',
@@ -122,9 +122,9 @@ end
 
 --- LSP: one icon, three states.
 local lsp_icon = {
-	none = ' <U+F0374> ',
-	working = ' <U+F012C> ',
-	ready = ' <U+F012D> ',
+	none = '  ',
+	working = ' 󰄬 ',
+	ready = ' 󰄭  ',
 }
 local lsp_hl = {
 	none = 'StatusLspNone',
@@ -145,11 +145,11 @@ local function refresh_lsp(buf)
 				break
 			end
 		end
+	end
 	vim.b[buf].lsp_icon = lsp_icon[state]
 	vim.b[buf].lsp_hl = lsp_hl[state]
 	refresh_status(buf)
 end
-end
 
 vim.api.nvim_create_autocmd({ 'LspAttach', 'LspDetach' }, {
 	callback = function(ev)
@@ -180,7 +180,7 @@ local function refresh_branch(buf)
 	vim.system(
 		{ 'git', 'branch', '--show-current' },
 		{ text = true },
-		function(out)
+		vim.schedule_wrap(function(out)
 			if not vim.api.nvim_buf_is_valid(buf) then
 				return
 			end
@@ -189,7 +189,7 @@ local function refresh_branch(buf)
 				''
 			)
 			refresh_status(buf)
-		end
+		end)
 	)
 end
 
@@ -201,7 +201,7 @@ local function refresh_diff(buf)
 	vim.system(
 		{ 'git', 'diff', '--numstat', 'HEAD', '--', file },
 		{ text = true },
-		function(out)
+		vim.schedule_wrap(function(out)
 			if not vim.api.nvim_buf_is_valid(buf) then
 				return
 			end
@@ -215,10 +215,33 @@ local function refresh_diff(buf)
 				}
 			end
 			refresh_status(buf)
-		end
+		end)
 	)
 end
 
+local function refresh_diag(buf)
+	local count = vim.diagnostic.count(buf)
+	local sev = vim.diagnostic.severity
+	local parts = {}
+	if (count[sev.ERROR] or 0) > 0 then
+		parts[#parts + 1] = '%#StatusDiagError# E' .. count[sev.ERROR] .. ' %*'
+	end
+	if (count[sev.WARN] or 0) > 0 then
+		parts[#parts + 1] = '%#StatusDiagWarn# W' .. count[sev.WARN] .. ' %*'
+	end
+	if (count[sev.HINT] or 0) > 0 then
+		parts[#parts + 1] = '%#StatusDiagHint# H' .. count[sev.HINT] .. ' %*'
+	end
+	vim.b[buf].diag_str = #parts > 0 and table.concat(parts) or ''
+	refresh_status(buf)
+end
+
+vim.api.nvim_create_autocmd('DiagnosticChanged', {
+	callback = function(ev)
+		refresh_diag(ev.buf)
+	end,
+})
+
 vim.api.nvim_create_autocmd({ 'BufEnter', 'BufNewFile' }, {
 	callback = function(ev)
 		if vim.bo[ev.buf].buftype == '' then
@@ -243,29 +266,6 @@ vim.api.nvim_create_autocmd('BufWritePost', {
 	end,
 })
 
---- Diagnostics: counted on change, never during a redraw.
-local function refresh_diag(buf)
-	local count = vim.diagnostic.count(buf)
-	local parts = {}
-	if count.error > 0 then
-		parts[#parts + 1] = '%#StatusDiagError# E' .. count.error .. ' %*'
-	end
-	if count.warn > 0 then
-		parts[#parts + 1] = '%#StatusDiagWarn# W' .. count.warn .. ' %*'
-	end
-	if count.hint > 0 then
-		parts[#parts + 1] = '%#StatusDiagHint# H' .. count.hint .. ' %*'
-	end
-	vim.b[buf].diag_str = #parts > 0 and table.concat(parts) or ''
-	refresh_status(buf)
-end
-
-vim.api.nvim_create_autocmd('DiagnosticChanged', {
-	callback = function(ev)
-		refresh_diag(ev.buf)
-	end,
-})
-
 --- Macro: read once when recording starts, not on every redraw.
 vim.api.nvim_create_autocmd('RecordingEnter', {
 	pattern = '*',
@@ -284,10 +284,8 @@ vim.api.nvim_create_autocmd('RecordingLeave', {
 })
 
 function _G.__statusline()
-	local key = vim.fn.mode():sub(1, 2)
-	if key ~= '^V' and key ~= '^S' then
-		key = key:sub(1, 1)
-	end
+	local m = vim.fn.mode()
+	local key = (m == '\22' or m == '\19') and m or m:sub(1, 1)
 	local hl = mode_hl_map[key] or 'StatusModeNormal'
 	local b = vim.b
 	return table.concat({