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require("utility.misc")
function table.filter(list, predicate)
local filtered_list = {}
for _, item in ipairs(list) do
if predicate(item) then
table.insert(filtered_list, item)
end
end
return filtered_list
end
local function set_terminal_height(height)
if not vim.api.nvim_win_is_valid(vim.g.term_win) then
return
end
vim.api.nvim_win_set_height(vim.g.term_win, height)
end
local function get_nerdtree_win_id()
local nerdtree_win_num = vim.api.nvim_eval("g:NERDTree.GetWinNum()")
return vim.fn.win_getid(nerdtree_win_num)
end
function _G.check_back_space()
local col = vim.api.nvim_win_get_cursor(0)[2]
if col == 0 then
return true
end
return vim.api.nvim_get_current_line():sub(col, col):find("%s") and true
end
function _G.show_documentation()
if vim.fn.index({"vim", "help"}, vim.bo.filetype) >= 0 then
vim.cmd("help " .. vim.fn.expand("<cword>"))
elseif vim.fn["coc#rpc#ready()"] then
vim.fn.CocActionAsync("doHover")
else
vim.cmd(vim.go.keywordprg .. " " .. vim.fn.expand("<cword>"))
end
end
function _G.toggle_terminal()
if vim.fn.win_gotoid(vim.g.term_win) == 1 then
vim.cmd("quit!")
else
vim.cmd("botright new")
vim.api.nvim_win_set_height(vim.fn.win_getid(), vim.g.terminal_height)
vim.fn.termopen(vim.env.SHELL, {detach=0})
vim.g.term_buf = vim.fn.bufnr("")
vim.o.number = false
vim.o.relativenumber = false
vim.o.signcolumn = "no"
vim.cmd("startinsert!")
vim.g.term_win = vim.fn.win_getid()
if vim.fn.exists("g:NERDTree") and vim.api.nvim_eval("g:NERDTree.IsOpen()") then
local nerdtree_win_id = get_nerdtree_win_id()
vim.api.nvim_win_call(
nerdtree_win_id,
function()
vim.cmd("wincmd H")
end
)
vim.api.nvim_win_set_width(nerdtree_win_id, vim.g.NERDTreeWinSize)
end
end
end
function _G.toggle_nerdtree()
vim.cmd("NERDTreeToggle")
vim.api.nvim_win_set_option(
vim.fn.win_getid(),
"winhighlight",
"Normal:NERDTreeWindow"
)
end
function _G.get_current_file()
return vim.fn.expand("%")
end
function _G.remove_hidden_windowless_buffers()
local all_buffers = vim.fn.getbufinfo()
local buffers = table.filter(all_buffers, function (item)
local windows = item.windows
return #windows == 0 and item.hidden
end)
for _, buffer in ipairs(buffers) do
vim.api.nvim_buf_delete(buffer.bufnr, { force = true })
end
end
function _G.close_current_buffer()
local curr_win_id = vim.fn.win_getid()
if curr_win_id == vim.g.term_win or curr_win_id == get_nerdtree_win_id() then
return
end
local current_buf_nr = vim.fn.bufnr()
local all_buffers = vim.fn.getbufinfo()
local file_buffers = table.filter(
all_buffers,
function(buf_info)
return buf_info.loaded == 1
and buf_info.listed == 1
and buf_info.bufnr ~= current_buf_nr
and not string.find(buf_info.name, "NERD_tree_")
and not string.find(buf_info.name, "term://")
end
)
if #file_buffers == 0 then
vim.cmd("new")
else
vim.cmd("buffer " .. file_buffers[1].bufnr)
end
vim.api.nvim_buf_delete(current_buf_nr, { force = true })
set_terminal_height(vim.g.terminal_height)
end
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