Updated copilot implementation

config/nvim/init.lua

@@ -136,21 +136,19 @@ require('lazy').setup({
         },
     },
 
+    {
+        'zbirenbaum/copilot.lua',
+        config = function()
+            require('copilot').setup {
+                suggestion = { enabled = false },
+                panel = { enabled = false },
+                filetypes = { markdown = true },
+            }
+        end,
+    },
+
     {
         'zbirenbaum/copilot-cmp',
-        event = { 'BufRead', 'BufNewFile' },
-        dependencies = {
-            {
-                'zbirenbaum/copilot.lua',
-                config = function()
-                    require('copilot').setup {
-                        suggestion = { enabled = false },
-                        panel = { enabled = false },
-                        filetypes = { markdown = true },
-                    }
-                end,
-            },
-        },
         config = function() require('copilot_cmp').setup() end,
     },
 
@@ -680,7 +678,11 @@ local cmp_opts = {
     border = "solid",
     winhighlight = 'Normal:Pmenu,FloatBorder:FloatBorder,Search:NONE,CursorLine:PmenuSel',
 }
-
+local has_words_before = function()
+    if vim.api.nvim_buf_get_option(0, "buftype") == "prompt" then return false end
+    local line, col = unpack(vim.api.nvim_win_get_cursor(0))
+    return col ~= 0 and vim.api.nvim_buf_get_text(0, line - 1, 0, line - 1, col, {})[1]:match("^%s*$") == nil
+end
 cmp.setup {
     preselect = cmp.PreselectMode.None,
     view = {
@@ -712,7 +714,7 @@ cmp.setup {
             select = false,
         },
         ['<Tab>'] = cmp.mapping(function(fallback)
-            if cmp.visible() then
+            if cmp.visible() and has_words_before() then
                 cmp.select_next_item()
             elseif luasnip.expand_or_locally_jumpable() then
                 luasnip.expand_or_jump()
@@ -731,11 +733,11 @@ cmp.setup {
         end, { 'i', 's' }),
     },
     sources = {
-        { name = 'nvim_lsp', priority = 2000 },
+        { name = 'copilot',  priority = 2 },
-        { name = 'luasnip',  priority = 1000 },
+        { name = 'nvim_lsp', priority = 2 },
-        { name = 'copilot',  priority = 750 },
+        { name = 'buffer',   priority = 2 },
-        { name = 'buffer',   priority = 500 },
+        { name = 'path',     priority = 2 },
-        { name = 'path',     priority = 250 },
+        { name = 'luasnip',  priority = 2 },
     },
 }