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local cmp = require("cmp")
local cmp_types = require("cmp.types")
local luasnip = require("luasnip")
vim.keymap.set("n", "<leader>xf",
function()
local fname = vim.fn.fnamemodify(vim.fn.bufname(vim.api.nvim_get_current_buf()), ":p:h")
vim.api.nvim_feedkeys(":e " .. fname, "c", false)
vim.defer_fn(function()
vim.api.nvim_feedkeys("/", "c", false)
end, 10)
end)
function snip(args)
luasnip.lsp_expand(args.body)
end
function has_words_before()
local line, col = unpack(vim.api.nvim_win_get_cursor(0))
local word = unpack(vim.api.nvim_buf_get_lines(0, line-1, line, true))
local before = word:sub(col, col)
local is_string = before:match("%s")
return (not (col == 0)) and is_string
end
function in_edit_mode(line)
return line:match("^.* %.?.*$") or line:match("^ed?i?t? .*$")
end
function endswith(line, char)
return line:match(".*" .. char .. "$")
end
function replace_tail(line)
local result, n = line:gsub("(.*/)[^/]*/$","%1")
if n then
return result
else
return line
end
end
cmp.setup({
experimental={ghost_text= true},
snippet={expand="snip"},
preselect=cmp.PreselectMode.None,
sources=cmp.config.sources({
{name= "nvim_lsp"},
{name= "path"},
{name= "luasnip"}
}),
mapping={
["<Tab>"]=cmp.mapping(
function(fallback)
if cmp.visible() then
cmp.select_next_item()
elseif luasnip.expand_or_jumpable() then
luasnip.expand_or_jump()
elseif has_words_before() then
cmp.complete()
else
fallback()
end
end, {"i", "s"}),
["<S-Tab>"]=cmp.mapping(
function(fallback)
if cmp.visible() then
cmp.select_prev_item()
elseif luasnip.jumpable(-1) then
luasnip.jump (1)
else
fallback()
end
end, { "i", "s" }),
["<C-b>"]=cmp.mapping.scroll_docs(-4),
[ "<C-f>" ]= cmp.mapping.scroll_docs(4),
[ "<C-j>" ]= cmp.mapping.complete(),
[ "<CR>" ]= cmp.mapping.confirm({
behavior=cmp.ConfirmBehavior.Insert,
select=true}),
},
})
-- This tries to emulate somewhat ido mode to find files
-- todo sorting based on least recently used
cmp.setup.cmdline(":",
{enabled=function()
local val = in_edit_mode(vim.fn.getcmdline())
if not val then cmp.close() end
return val
end,
sources=cmp.config.sources({ {name="path"} }),
completion={completeopt="menu,menuone,noinsert"},
mapping={
["<C-n>"]=cmp.mapping(
function(fallback)
if cmp.visible() then
cmp.select_next_item()
else
cmp.complete()
end
end, { "i", "c" }),
["<C-p>"]=cmp.mapping(
function(fallback)
if cmp.visible() then
cmp.select_prev_item()
else
cmp.complete()
end
end, { "i", "c" }),
["<BS>"]=cmp.mapping(
function(fallback)
local line = vim.fn.getcmdline()
if not endswith(line, "/") then
fallback()
else
vim.fn.setcmdline(replace_tail(line))
vim.fn.feedkeys(vim.api.nvim_replace_termcodes("<C-g><BS>", true, false, true), false)
vim.defer_fn(cmp.complete, 10)
end
end, { "i", "c" }),
["<CR>"]=cmp.mapping(
function(fallback)
local entry = cmp.get_selected_entry()
local line = vim.fn.getcmdline()
if entry and (not in_edit_mode(line)) then
vim.schedule(fallback)
else
cmp.confirm {select=true, behavior=cmp.ConfirmBehavior.Replace}
if entry and entry.completion_item.label:match("%.*/$") then
vim.defer_fn(cmp.complete, 10)
else
vim.schedule(fallback)
end
end
end, { "i", "c"})
}
})
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