refactor: remove copilot

lua/plugins/copilot.lua

@@ -1,57 +0,0 @@
--- Copilot.
-return {
-    {
-        "zbirenbaum/copilot.lua",
-        cmd = "Copilot",
-        event = "InsertEnter",
-        opts = {
-            -- I don't find the panel useful.
-            panel = { enabled = false },
-            suggestion = {
-                auto_trigger = true,
-                -- Use alt to interact with Copilot.
-                keymap = {
-                    -- Disable the built-in mapping, we'll configure it in nvim-cmp.
-                    accept = false,
-                    accept_word = "<M-w>",
-                    accept_line = "<M-l>",
-                    next = "<M-]>",
-                    prev = "<M-[>",
-                    dismiss = "/",
-                },
-            },
-            filetypes = { markdown = true, lua = true, python = true, typescript = true, javascript = true },
-        },
-        config = function(_, opts)
-            local cmp = require("cmp")
-            local copilot = require("copilot.suggestion")
-            local luasnip = require("luasnip")
-
-            require("copilot").setup(opts)
-
-            local function set_trigger(trigger)
-                vim.b.copilot_suggestion_auto_trigger = trigger
-                vim.b.copilot_suggestion_hidden = not trigger
-            end
-
-            -- Hide suggestions when the completion menu is open.
-            cmp.event:on("menu_opened", function()
-                if copilot.is_visible() then
-                    copilot.dismiss()
-                end
-                set_trigger(false)
-            end)
-
-            -- Disable suggestions when inside a snippet.
-            cmp.event:on("menu_closed", function()
-                set_trigger(not luasnip.expand_or_locally_jumpable())
-            end)
-            vim.api.nvim_create_autocmd("User", {
-                pattern = { "LuasnipInsertNodeEnter", "LuasnipInsertNodeLeave" },
-                callback = function()
-                    set_trigger(not luasnip.expand_or_locally_jumpable())
-                end,
-            })
-        end,
-    },
-}

lua/plugins/nvim-cmp.lua

@@ -73,10 +73,7 @@ return {
                     ["<C-e>"] = cmp.mapping.abort(),
                     ["<CR>"] = cmp.mapping.confirm({ behavior = cmp.SelectBehavior.Replace, select = true }),
                     ["<Tab>"] = cmp.mapping(function(fallback)
-                        local copilot = require("copilot.suggestion")
-                        if copilot.is_visible() then
-                            copilot.accept_line()
-                        elseif cmp.visible() then
+                        if cmp.visible() then
                             cmp.select_next_item()
                         elseif luasnip.expand_or_jumpable() then
                             luasnip.expand_or_jump()