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local M = {}
local modes = {
n = { "NORMAL", "StatuslineModeNormal" },
i = { "INSERT", "StatuslineModeInsert" },
v = { "VISUAL", "StatuslineModeVisual" },
V = { "V-LINE", "StatuslineModeVisual" },
[""] = { "V-BLOCK", "StatuslineModeVisual" },
R = { "REPLACE", "StatuslineModeReplace" },
c = { "COMMAND", "StatuslineModeCommand" },
}
local function mode()
local m = vim.fn.mode()
local entry = modes[m] or { m, "StatusLine" }
return string.format("%%#%s# %s %%#StatusLine#", entry[2], entry[1])
end
----------------------------------------------------------------------
-- Git branch (buffer-lokal, gecached, kein redraw-spam)
----------------------------------------------------------------------
-- /dev/null gibt es unter Windows nicht (cmd.exe versteht das nicht als
-- Pfad und meldet "Das System kann den angegebenen Pfad nicht finden").
local devnull = vim.fn.has("win32") == 1 and "NUL" or "/dev/null"
local function update_git_branch(bufnr)
bufnr = bufnr or 0
-- nur in echten Dateien
if vim.bo[bufnr].buftype ~= "" then
vim.b[bufnr].git_branch = ""
return
end
-- kein Git → nichts tun
if vim.fn.executable("git") ~= 1 then
vim.b[bufnr].git_branch = ""
return
end
local branch = vim.fn.systemlist("git rev-parse --abbrev-ref HEAD 2>" .. devnull)[1]
if branch then
-- unter Windows bleibt an systemlist()-Zeilen mitunter ein
-- trailing \r haengen (^M in der Statuszeile sichtbar)
branch = branch:gsub("\r$", "")
end
if branch and branch ~= "" then
vim.b[bufnr].git_branch = " " .. branch .. " "
else
vim.b[bufnr].git_branch = ""
end
end
----------------------------------------------------------------------
-- Autocmd: Git nur bei Bedarf aktualisieren
----------------------------------------------------------------------
vim.api.nvim_create_autocmd({ "BufEnter", "FocusGained" }, {
callback = function(args)
update_git_branch(args.buf)
end,
})
----------------------------------------------------------------------
-- Statusline-Sektionen (reine Darstellung, keine IO)
----------------------------------------------------------------------
-- Git-Branch (buffer-lokal, gecached, kein redraw-spam)
local function git()
return vim.b.git_branch or ""
end
-- Git-Diff (buffer-lokal, kein redraw-spam)
local function git_diff()
local gsd = vim.b.gitsigns_status_dict
if not gsd then return "" end
local parts = {}
if gsd.added and gsd.added > 0 then table.insert(parts, "+" .. gsd.added) end
if gsd.changed and gsd.changed > 0 then table.insert(parts, "~" .. gsd.changed) end
if gsd.removed and gsd.removed > 0 then table.insert(parts, "-" .. gsd.removed) end
if #parts > 0 then return " " .. table.concat(parts, " ") .. " " end
return ""
end
----------------------------------------------------------------------
-- Dateiname mit Modifikationsstatus
----------------------------------------------------------------------
local function filename()
local name = vim.fn.expand("%:.")
if name == "" then name = "[No Name]" end
if vim.bo.modified then name = name .. " [+]" end
return " " .. name .. " "
end
------------------------------------------------------------------------
-- Treesitter-Aktivität (buffer-lokal, kein redraw-spam)
------------------------------------------------------------------------
local function treesitter()
local ok = vim.treesitter.highlighter.active[vim.api.nvim_get_current_buf()]
if ok then return " 🌳 " end
return ""
end
------------------------------------------------------------------------
-- Diagnostik-Counts (buffer-lokal, kein redraw-spam)
------------------------------------------------------------------------
local function diagnostics()
local counts = {
error = #vim.diagnostic.get(0, { severity = vim.diagnostic.severity.ERROR }),
warn = #vim.diagnostic.get(0, { severity = vim.diagnostic.severity.WARN }),
info = #vim.diagnostic.get(0, { severity = vim.diagnostic.severity.INFO }),
hint = #vim.diagnostic.get(0, { severity = vim.diagnostic.severity.HINT }),
}
local parts = {}
if counts.error > 0 then table.insert(parts, " " .. counts.error) end
if counts.warn > 0 then table.insert(parts, " " .. counts.warn) end
if counts.info > 0 then table.insert(parts, " " .. counts.info) end
if counts.hint > 0 then table.insert(parts, " " .. counts.hint) end
if #parts > 0 then return " " .. table.concat(parts, " ") .. " " end
return ""
end
------------------------------------------------------------------------
-- Filetype & Encoding (buffer-lokal, kein redraw-spam)
------------------------------------------------------------------------
local function fileinfo()
local ft = vim.bo.filetype ~= "" and vim.bo.filetype or "none"
local enc = vim.bo.fileencoding ~= "" and vim.bo.fileencoding or vim.o.encoding
return string.format(" %s %s ", ft, enc)
end
------------------------------------------------------------------------
-- Cursor-Position (kein redraw-spam)
------------------------------------------------------------------------
local function position()
return string.format(" %d:%d ", vim.fn.line("."), vim.fn.col("."))
end
----------------------------------------------------------------------
-- Öffentliche Statusline-Funktion
----------------------------------------------------------------------
function M.statusline()
return table.concat({
-- LEFT: Mode & Context
mode(),
"%#PmenuSel#",
git(),
git_diff(),
"%#StatusLine#",
filename(),
"%=",
-- RIGHT: Feedback & Meta
diagnostics(),
treesitter(),
fileinfo(),
" %p%% ",
position(),
})
end
return M
|
