first commit

lua/plugins/cmp.lua

@@ -0,0 +1,84 @@
+local has_words_before = function()
+  unpack = unpack or table.unpack
+  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
+
+-- Add additional capabilities supported by nvim-cmp
+local capabilities = require('cmp_nvim_lsp').default_capabilities()
+local luasnip = require("luasnip")
+
+local kind_icons = {
+  Text = "",
+  Method = "",
+  Function = "",
+  Constructor = "",
+  Field = "",
+  Variable = "",
+  Class = "ﴯ",
+  Interface = "",
+  Module = "",
+  Property = "ﰠ",
+  Unit = "",
+  Value = "",
+  Enum = "",
+  Keyword = "",
+  Snippet = "",
+  Color = "",
+  File = "",
+  Reference = "",
+  Folder = "",
+  EnumMember = "",
+  Constant = "",
+  Struct = "",
+  Event = "",
+  Operator = "",
+  TypeParameter = ""
+}
+
+-- nvim-cmp setup
+local cmp = require 'cmp'
+cmp.setup {
+  mapping = {
+    ["<Tab>"] = cmp.mapping(function(fallback)
+      if cmp.visible() then
+        cmp.select_next_item()
+      -- You could replace the expand_or_jumpable() calls with expand_or_locally_jumpable() 
+      -- they way you will only jump inside the snippet region
+      elseif luasnip.expand_or_jumpable() then
+        luasnip.expand_or_jump()
+      elseif has_words_before() then
+        cmp.complete()
+      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" }),
+  },
+  formatting = {
+    format = function(_, vim_item)
+      vim_item.kind = string.format('%s %s', kind_icons[vim_item.kind], vim_item.kind)
+      return vim_item
+    end,
+  },
+  sources = {
+    { name = 'nvim_lsp' },
+    { name = 'luasnip' }, 
+    { name = 'path' },
+    { name = 'buffer' },
+  },
+}