Files
lua-nvim/lua/cargdev/plugins/nvim-tree.lua
2026-02-05 08:28:34 -05:00

147 lines
5.2 KiB
Lua

-- ============================================================================
-- NVIM-TREE: File explorer sidebar
-- ============================================================================
-- Tree-style file browser on the left side. Keymaps: a=create, d=delete,
-- r=rename, o=open, s=vsplit, i=hsplit, u=parent dir. Has BufWipeout autocmd
-- to track deleted file buffers. Disables netrw (vim's built-in explorer).
-- ============================================================================
return {
"nvim-tree/nvim-tree.lua",
dependencies = "ryanoasis/vim-devicons",
init = function()
-- Disable netrw before it loads (must be in init, not config)
vim.g.loaded_netrw = 1
vim.g.loaded_netrwPlugin = 1
-- Create empty FileExplorer group to suppress E216 error from nvim-tree
vim.api.nvim_create_augroup("FileExplorer", { clear = true })
end,
config = function()
local nvimtree = require("nvim-tree")
local api = require("nvim-tree.api")
-- Handle file deletion: switch to another buffer or create new one
local Event = api.events.Event
api.events.subscribe(Event.FileRemoved, function(data)
vim.schedule(function()
-- Close nvim-tree first
pcall(function() api.tree.close() end)
-- Get all listed buffers with real files (excluding deleted one)
local deleted_path = data.fname
local bufs = vim.tbl_filter(function(b)
if not vim.api.nvim_buf_is_valid(b) then return false end
if not vim.bo[b].buflisted then return false end
local name = vim.api.nvim_buf_get_name(b)
if name == "" or name == deleted_path then return false end
if vim.bo[b].buftype ~= "" then return false end
return true
end, vim.api.nvim_list_bufs())
-- Switch to another buffer or create new one
if #bufs > 0 then
pcall(function() vim.cmd("buffer " .. bufs[1]) end)
else
pcall(function() vim.cmd("enew") end)
end
end)
end)
nvimtree.setup({
view = {
width = 35,
side = "left",
relativenumber = true,
},
-- change folder arrow icons
renderer = {
indent_markers = {
enable = true,
},
icons = {
glyphs = {
folder = {
arrow_closed = "", -- arrow when folder is closed
arrow_open = "", -- arrow when folder is open
},
},
},
},
-- disable window_picker for
-- explorer to work well with
-- window splits
actions = {
open_file = {
quit_on_open = true,
window_picker = {
enable = false,
},
},
},
filters = {
custom = { ".DS_Store" },
},
git = {
ignore = false,
},
on_attach = function(bufnr) -- Correct way to set keymaps
local api = require("nvim-tree.api")
local opts = { noremap = true, silent = true, nowait = true, buffer = bufnr }
-- Open file in vertical split
vim.keymap.set("n", "s", api.node.open.vertical, opts)
-- Open file in horizontal split
vim.keymap.set("n", "i", api.node.open.horizontal, opts)
-- Open file in the current window
vim.keymap.set("n", "o", api.node.open.edit, opts)
-- Navigate Up (Back One Folder Level)
vim.keymap.set("n", "u", api.tree.change_root_to_parent, opts)
-- Navigate Forward (Enter a Folder)
vim.keymap.set("n", "<leader>f", api.tree.change_root_to_node, opts)
-- File Management keybindings
vim.keymap.set("n", "a", function() -- Add a new file
vim.api.nvim_buf_set_option(bufnr, "modifiable", true)
api.fs.create()
end, opts)
vim.keymap.set("n", "r", function() -- Rename file
vim.api.nvim_buf_set_option(bufnr, "modifiable", true)
api.fs.rename()
end, opts)
vim.keymap.set("n", "d", function() -- Delete file
vim.api.nvim_buf_set_option(bufnr, "modifiable", true)
api.fs.remove()
end, opts)
vim.keymap.set("n", "x", function() -- Cut (move) file
vim.api.nvim_buf_set_option(bufnr, "modifiable", true)
api.fs.cut()
end, opts)
vim.keymap.set("n", "p", function() -- Paste file
vim.api.nvim_buf_set_option(bufnr, "modifiable", true)
api.fs.paste()
end, opts)
vim.keymap.set("n", "y", function() -- Copy file
vim.api.nvim_buf_set_option(bufnr, "modifiable", true)
api.fs.copy.node()
end, opts)
end,
})
-- set keymaps
local keymap = vim.keymap -- for conciseness
keymap.set("n", "<leader>ee", "<cmd>NvimTreeToggle<CR>", { desc = "Toggle file explorer" }) -- toggle file explorer
keymap.set("n", "<leader>nt", "<cmd>NvimTreeFindFileToggle<CR>", { desc = "Toggle file explorer on current file" }) -- toggle file explorer on current file
keymap.set("n", "<leader>ec", "<cmd>NvimTreeCollapse<CR>", { desc = "Collapse file explorer" }) -- collapse file explorer
keymap.set("n", "<leader>er", "<cmd>NvimTreeRefresh<CR>", { desc = "Refresh file explorer" }) -- refresh file explorer
end,
}