neovim config

nvim/lua/plugins/completions.lua

@@ -0,0 +1,61 @@
+vim.opt.completeopt = { 'menu', 'menuone', 'noselect' }
+-- Set up nvim-cmp
+local cmp = require('cmp')
+local luasnip = require('luasnip')
+local select_opts = { behavior = cmp.SelectBehavior.Select }
+
+cmp.setup({
+  snippet = {
+    expand = function(args)
+      luasnip.lsp_expand(args.body)
+    end
+  },
+  window = {
+    documentation = cmp.config.window.bordered(),
+    completion = { border = 'rounded' }
+  },
+  formatting = {
+    fields = { 'menu', 'abbr', 'kind' },
+    format = function(entry, item)
+      local menu_icon = {
+        nvim_lsp = 'λ',
+        luasnip = '⋗',
+        buffer = 'Ω',
+        path = '🖫',
+      }
+
+      item.menu = menu_icon[entry.source.name]
+      return item
+    end,
+  },
+  mapping = {
+    -- Trigger completion menu with <Tab>
+    ['<Tab>'] = cmp.mapping(function(fallback)
+      local col = vim.fn.col('.') - 1
+
+      if cmp.visible() then
+        cmp.select_next_item(select_opts)
+      elseif col == 0 or vim.fn.getline('.'):sub(col, col):match('%s') then
+        fallback()
+      else
+        cmp.complete()
+      end
+    end, { 'i', 's' }),
+
+    -- Trigger completion menu with <C-Space>
+    ['<C-Space>'] = cmp.mapping(cmp.mapping.complete(), { 'i', 'c' }), -- Open completion menu
+
+    -- Navigate completion menu with <C-n> and <C-p>
+    ['<C-n>'] = cmp.mapping.select_next_item(), -- Next item
+    ['<C-p>'] = cmp.mapping.select_prev_item(), -- Previous item
+
+    -- Confirm selection with <CR> (Enter)
+    ['<CR>'] = cmp.mapping.confirm({ select = true }), -- Confirm selection
+  },
+  sources = cmp.config.sources({
+    { name = 'nvim_lsp' }, -- LSP source
+    { name = 'buffer' },   -- Buffer source
+    { name = 'path' },     -- Path source
+    { name = 'luasnip' },  -- Path source
+  }),
+})