comparison dot_config/nvim/lua/terminal.lua @ 336:7a8b66395d69

Add floating terminal to be toggled via c-z
author zegervdv <zegervdv@me.com>
date Thu, 21 Jan 2021 09:17:28 +0100
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335:cd9a31235699 336:7a8b66395d69
1 -- Copied from: https://github.com/kutsan/dotfiles/blob/b2046a6c0bcc754fc381351119c14c374721fd4d/.config/nvim/lua/kutsan/mappings/normal/terminal.lua
2
3 local api = vim.api
4 local fn = vim.fn
5
6 local terminal = {
7 buf = nil,
8 win = nil,
9 pid = nil
10 }
11
12 terminal.open = function ()
13 -- Create buffer.
14 local buf = nil
15
16 if terminal.buf and api.nvim_buf_is_loaded(terminal.buf) then
17 buf = terminal.buf
18 else
19 buf = api.nvim_create_buf(false, true)
20 end
21
22 -- Create window.
23 local width = math.ceil(vim.o.columns * 0.8)
24 local height = math.ceil(vim.o.lines * 0.9)
25
26 local win = api.nvim_open_win(buf, true, {
27 relative = 'editor',
28 style = 'minimal',
29 width = width,
30 height = height,
31 col = math.ceil((vim.o.columns - width) / 2),
32 row = math.ceil((vim.o.lines - height) / 2 - 1),
33 })
34 api.nvim_win_set_option(win, 'winhighlight', 'Normal:CursorLine')
35
36 -- Launch terminal.
37 if not terminal.buf then
38 terminal.pid = fn.termopen(string.format('%s --login', os.getenv('SHELL')))
39 end
40
41 vim.cmd('startinsert')
42 vim.cmd("autocmd! TermClose <buffer> lua require('terminal').close(true)")
43
44 -- Save current handles.
45 terminal.win = win
46 terminal.buf = buf
47 end
48
49 terminal.close = function (force)
50 if not terminal.win then
51 return
52 end
53
54 if api.nvim_win_is_valid(terminal.win) then
55 api.nvim_win_close(terminal.win, false)
56 terminal.win = nil
57 end
58
59 -- Force close upon terminal exit.
60 if force then
61 if api.nvim_buf_is_loaded(terminal.buf) then
62 api.nvim_buf_delete(terminal.buf, { force = true })
63 end
64
65 fn.jobstop(terminal.pid)
66
67 terminal.buf = nil
68 terminal.pid = nil
69 end
70 end
71
72 terminal.toggle = function ()
73 if not terminal.win then
74 terminal.open()
75 else
76 terminal.close()
77 end
78 end
79
80 return terminal