config.nvim/lua/plugins/cmp.lua

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local cmp = require 'cmp'
local luasnip = require("luasnip")
local has_words_before = function()
local line, col = unpack(vim.api.nvim_win_get_cursor(0))
return col ~= 0 and
vim.api.nvim_buf_get_lines(0, line - 1, line, true)[1]:sub(col,
col)
:match("%s") == nil
end
cmp.setup({
snippet = {
-- REQUIRED - you must specify a snippet engine
expand = function(args)
-- vim.fn["vsnip#anonymous"](args.body) -- For `vsnip` users.
require('luasnip').lsp_expand(args.body) -- For `luasnip` users.
-- require('snippy').expand_snippet(args.body) -- For `snippy` users.
-- vim.fn["UltiSnips#Anon"](args.body) -- For `ultisnips` users.
end
},
window = {
-- completion = cmp.config.window.bordered(),
-- documentation = cmp.config.window.bordered(),
},
mapping = cmp.mapping.preset.insert({
['<C-b>'] = cmp.mapping.scroll_docs(-4),
['<C-f>'] = cmp.mapping.scroll_docs(4),
['<C-Space>'] = cmp.mapping.complete(),
['<C-e>'] = cmp.mapping.abort(),
['<CR>'] = cmp.mapping.confirm({select = true}),
["<Tab>"] = cmp.mapping(function(fallback)
if cmp.visible() then
cmp.select_next_item()
elseif luasnip.expand_or_jumpable() then
luasnip.expand_or_jump()
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"})
}),
sources = cmp.config.sources({
{name = 'nvim_lsp'}, {name = 'treesitter'}, {name = 'luasnip'} -- For luasnip users.
}, {{name = 'buffer'}, {name = 'path'}})
})
-- Use buffer source for `/` (if you enabled `native_menu`, this won't work anymore).
cmp.setup.cmdline('/', {
mapping = cmp.mapping.preset.cmdline(),
sources = {{name = 'nvim_lsp_document_symbol'}, {name = 'buffer'}}
})
-- Use cmdline & path source for ':' (if you enabled `native_menu`, this won't work anymore).
cmp.setup.cmdline(':', {
mapping = cmp.mapping.preset.cmdline(),
sources = cmp.config.sources({{name = 'path'}}, {{name = 'cmdline'}})
})
-- Set configuration for specific filetype.
cmp.setup.filetype('gitcommit', {
sources = cmp.config.sources({
{name = 'cmp_git'} -- You can specify the `cmp_git` source if you were installed it.
}, {{name = 'buffer'}})
})
-- Set config for neovim config file
cmp.setup.filetype('lua', {
sources = cmp.config.sources({{name = 'plugins'}}, {{name = 'buffer'}})
})