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path: root/nvim/lua/plugins/cmp.lua
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local source_mapping = {
	buffer = "[Buffer]",
	nvim_lsp = "[LSP]",
	nvim_lua = "[Lua]",
	luasnip = "[Snip]",
	path = "[Path]",
}
return {
	"hrsh7th/nvim-cmp",
	dependencies = {
		"hrsh7th/cmp-nvim-lsp",
		"hrsh7th/cmp-buffer",
		"hrsh7th/cmp-path",
		"saadparwaiz1/cmp_luasnip",
		{
			"L3MON4D3/LuaSnip",
			lazy = true,
			version = "v2.*",
			build = "make install_jsregexp",
			opts = {
				history = true,
				delete_check_events = "TextChanged",
			},
			dependencies = { "rafamadriz/friendly-snippets" },
			config = function()
				require("plugins.snippets")
			end,
			keys = {
				{
					"<C-K>",
					function()
						require("luasnip").expand()
					end,
					silent = true,
				},
				{
					"<C-L>",
					function()
						require("luasnip").jump(1)
					end,
					silent = true,
				},
				{
					"<C-J>",
					function()
						require("luasnip").jump(-1)
					end,
					silent = true,
				},
			},
		},
	},
	opts = {
		-- preselect = require("cmp").PreselectMode.None,
		experimental = {
			ghost_text = true,
		},

		confirmation = {
			default_behavior = require("cmp").ConfirmBehavior.Replace,
		},
		completion = {
			completeopt = "menu,menuone,noinsert,noselect",
			keyword_length = 2,
		},
		mapping = require("cmp").mapping.preset.insert({
			["<C-b>"] = require("cmp").mapping.scroll_docs(-4),
			["<C-f>"] = require("cmp").mapping.scroll_docs(4),
			["<C-Space>"] = require("cmp").mapping.complete(),
			["<C-e>"] = require("cmp").mapping.abort(),
			["<CR>"] = require("cmp").mapping.confirm({ select = false }),
			["<Right>"] = require("cmp").mapping.confirm({ select = true }),
		}),
		snippet = {
			expand = function(args)
				require("luasnip").lsp_expand(args.body)
			end,
		},
		formatting = {
			format = function(entry, vim_item)
				vim_item.menu = source_mapping[entry.source.name] or "[Unknown]"
				return vim_item
			end,
		},
		sources = require("cmp").config.sources({
			{ name = "nvim_lsp", priority = 1000 },
			{ name = "luasnip", priority = 750 },
			{ name = "path", priority = 500 },
		}, {
			{ name = "buffer" },
		}),
	},
}