nixos-config/home-manager/modules/neovim/config/lua/completion.lua
2022-01-13 09:03:22 +01:00

76 lines
1.9 KiB
Lua

-- vim: ft=lua
local map = vim.api.nvim_set_keymap
-- Compe setup
require('compe').setup {
enabled = true;
autocomplete = true;
debug = false;
min_length = 1;
preselect = 'enable';
throttle_time = 80;
source_timeout = 200;
incomplete_delay = 400;
max_abbr_width = 100;
max_kind_width = 100;
max_menu_width = 100;
documentation = true;
source = {
path = true;
buffer = true;
calc = true;
vsnip = true;
nvim_lsp = true;
nvim_lua = true;
spell = true;
treesitter = true;
};
}
local t = function(str)
return vim.api.nvim_replace_termcodes(str, true, true, true)
end
local check_back_space = function()
local col = vim.fn.col('.') - 1
if col == 0 or vim.fn.getline('.'):sub(col, col):match('%s') then
return true
else
return false
end
end
-- Use (s-)tab to:
--- move to prev/next item in completion menuone
--- jump to prev/next snippet's placeholder
_G.tab_complete = function()
if vim.fn.pumvisible() == 1 then
return t "<C-n>"
elseif check_back_space() then
return t "<Tab>"
else
return vim.fn['compe#complete']()
end
end
_G.s_tab_complete = function()
if vim.fn.pumvisible() == 1 then
return t "<C-p>"
else
return t "<S-Tab>"
end
end
map("i", "<Tab>", "v:lua.tab_complete()", {expr = true})
map("s", "<Tab>", "v:lua.tab_complete()", {expr = true})
map("i", "<S-Tab>", "v:lua.s_tab_complete()", {expr = true})
map("s", "<S-Tab>", "v:lua.s_tab_complete()", {expr = true})
vim.o.completeopt = 'menuone,noselect'
map('i', '<C-Space>', 'compe#complete()', {expr = true, silent = true, noremap = true})
map('i', '<CR>', "compe#confirm('<CR>')", {expr = true, silent = true, noremap = true})
map('i', '<C-e>', "compe#close()", {expr = true, silent = true, noremap = true})
map('i', '<C-t>', "compe#scroll({'delta': +4})", {expr = true, silent = true, noremap = true})
map('i', '<C-s>', "compe#scroll({'delta': -4})", {expr = true, silent = true, noremap = true})