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neovim-flake/modules/tabline/nvim-bufferline.nix

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{
pkgs,
config,
lib,
...
}:
with lib;
with builtins; let
cfg = config.vim.tabline.nvimBufferline;
in {
options.vim.tabline.nvimBufferline = {
enable = mkEnableOption "nvim-bufferline-lua";
};
config = mkIf cfg.enable (
let
mouse = {
right = "'vertical sbuffer %d'";
close = ''
function(bufnum)
require("bufdelete").bufdelete(bufnum, false)
end
'';
};
in {
vim.startPlugins = [
(assert config.vim.visuals.nvimWebDevicons.enable == true; "nvim-bufferline-lua")
"bufdelete-nvim"
];
vim.nnoremap = {
"<silent><leader>bn" = ":BufferLineCycleNext<CR>";
"<silent><leader>bp" = ":BufferLineCyclePrev<CR>";
"<silent><leader>bc" = ":BufferLinePick<CR>";
"<silent><leader>bse" = ":BufferLineSortByExtension<CR>";
"<silent><leader>bsd" = ":BufferLineSortByDirectory<CR>";
"<silent><leader>bsi" = ":lua require'bufferline'.sort_buffers_by(function (buf_a, buf_b) return buf_a.id < buf_b.id end)<CR>";
"<silent><leader>bmn" = ":BufferLineMoveNext<CR>";
"<silent><leader>bmp" = ":BufferLineMovePrev<CR>";
"<silent><leader>b1" = "<Cmd>BufferLineGoToBuffer 1<CR>";
"<silent><leader>b2" = "<Cmd>BufferLineGoToBuffer 2<CR>";
"<silent><leader>b3" = "<Cmd>BufferLineGoToBuffer 3<CR>";
"<silent><leader>b4" = "<Cmd>BufferLineGoToBuffer 4<CR>";
"<silent><leader>b5" = "<Cmd>BufferLineGoToBuffer 5<CR>";
"<silent><leader>b6" = "<Cmd>BufferLineGoToBuffer 6<CR>";
"<silent><leader>b7" = "<Cmd>BufferLineGoToBuffer 7<CR>";
"<silent><leader>b8" = "<Cmd>BufferLineGoToBuffer 8<CR>";
"<silent><leader>b9" = "<Cmd>BufferLineGoToBuffer 9<CR>";
};
vim.luaConfigRC.nvimBufferline = nvim.dag.entryAnywhere ''
require("bufferline").setup{
options = {
numbers = "both",
close_command = ${mouse.close},
right_mouse_command = ${mouse.right},
indicator = {
indicator_icon = '',
style = 'icon',
},
buffer_close_icon = '',
modified_icon = '',
close_icon = '',
left_trunc_marker = '',
right_trunc_marker = '',
separator_style = "thin",
max_name_length = 18,
max_prefix_length = 15,
tab_size = 18,
show_buffer_icons = true,
show_buffer_close_icons = true,
show_close_icon = true,
show_tab_indicators = true,
persist_buffer_sort = true,
enforce_regular_tabs = false,
always_show_bufferline = true,
offsets = {{filetype = "NvimTree", text = "File Explorer", text_align = "left"}},
sort_by = 'extension',
diagnostics = "nvim_lsp",
diagnostics_update_in_insert = true,
diagnostics_indicator = function(count, level, diagnostics_dict, context)
local s = ""
for e, n in pairs(diagnostics_dict) do
local sym = e == "error" and ""
or (e == "warning" and "" or "" )
if(sym ~= "") then
s = s .. " " .. n .. sym
end
end
return s
end,
numbers = function(opts)
return string.format('%s·%s', opts.raise(opts.id), opts.lower(opts.ordinal))
end,
}
}
'';
}
);
}