1 files changed, 122 insertions, 0 deletions
diff --git a/core/overrides/cmp.lua b/core/overrides/cmp.lua
new file mode 100644
index 0000000..2b6a9cd
--- /dev/null
+++ b/core/overrides/cmp.lua
@@ -0,0 +1,122 @@
+local has_words_before = function()
+  unpack = unpack or table.unpack
+  local line, col = unpack(a.nvim_win_get_cursor(0))
+  return col ~= 0 and a.nvim_buf_get_lines(0, line - 1, line, true)
+  [1]:sub(col, col):match("%s") == nil
+end
+
+local cmp = require('cmp')
+local luasnip = require('luasnip')
+require("luasnip.loaders.from_vscode").lazy_load()
+
+cmp.setup {
+  completion = { autocomplete = false, },
+  snippet = {
+    expand = function(args)
+      luasnip.lsp_expand(args.body)
+    end,
+  },
+  sources = cmp.config.sources({
+    { name = 'nvim_lsp', keyword_length = 3 },
+    { name = 'luasnip', keyword_length = 3 },
+    { name = 'path' },
+    { name = 'buffer', keyword_length = 3, max_item_count = 7 },
+    { name = 'calc' },
+  }),
+  window = {
+    completion = {
+      winhighlight = "Normal:Pmenu,FloatBorder:Pmenu,Search:None",
+      col_offset = -3,
+      side_padding = 0,
+    }
+  },
+  formatting = {
+    fields = { "kind", "abbr", "menu" },
+    format = function(entry, vim_item)
+      local kind_icons = {
+        Text = 'Tx',
+        Snippet = '<>',
+        Method = '  ',
+        Function = '{}',
+        Constructor = '  ',
+        Field = '""',
+        Variable = 'x=',
+        Class = '~{',
+        Interface = '.h',
+        Module = '  ',
+        Property = '@p',
+        Unit = '  ',
+        Value = '  ',
+        Enum = 'E#',
+        Keyword = '$1',
+        Color = '  ',
+        File = '  ',
+        Reference = '  ',
+        Folder = '  ',
+        EnumMember = '  ',
+        Constant = '  ',
+        Struct = '  ',
+        Event = '  ',
+        Operator = '  ',
+        TypeParameter = '  ',
+      }
+      local menu_items = {
+        buffer = "buffer",
+        nvim_lsp = "LSP",
+        luasnip = "luasnip",
+        nvim_lua = "lua",
+        calc = "calc",
+      }
+
+      vim_item.kind = string.format(' %s ', kind_icons[vim_item.kind])
+      vim_item.menu = string.format('     (%s)', menu_items[entry.source.name])
+
+      return vim_item
+    end
+  },
+  mapping = cmp.mapping.preset.insert({
+    ["<Tab>"] = cmp.mapping(function(fallback)
+      if cmp.visible() then
+        cmp.select_next_item()
+      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" }),
+    ['<CR>'] = cmp.mapping.confirm({ select = true }),
+    ['<ESC>'] = cmp.mapping.close(),
+  }),
+  sorting = {
+    comparators = {
+      cmp.config.compare.offset,
+      cmp.config.compare.exact,
+      cmp.config.compare.score,
+      require "cmp-under-comparator".under,
+      cmp.config.compare.kind,
+      cmp.config.compare.sort_text,
+      cmp.config.compare.length,
+      cmp.config.compare.order,
+    },
+  },
+  enabled = function()
+    local context = require 'cmp.config.context'
+    if a.nvim_get_mode().mode == 'c' then
+      return true
+    else
+      return not context.in_treesitter_capture("comment")
+      and not context.in_syntax_group("Comment")
+    end
+  end
+}