blink.cmp vs nvim-cmp

blink-cmp.lua

{
  "saghen/blink.cmp",
  dependencies = {
    "rafamadriz/friendly-snippets",
    "Kaiser-Yang/blink-cmp-dictionary",
  },
  version = "1.*",
  opts = {
    keymap = { preset = "super-tab" },
    completion = {
      ghost_text = { enabled = true },
      list = { selection = { auto_insert = false } },
      documentation = { auto_show = true, window = { border = "rounded" } },
      menu = {
        draw = {
          padding = 0,
          columns = { { "kind_icon", gap = 1 }, { gap = 1, "label" }, { "kind", gap = 2 } },
          components = {
            kind_icon = {
              text = function(ctx)
                return " " .. ctx.kind_icon .. " "
              end,
              highlight = function(ctx)
                return "BlinkCmpKindIcon" .. ctx.kind
              end,
            },
            kind = {
              text = function(ctx)
                return " " .. ctx.kind .. " "
              end,
            },
          },
        },
      },
    },
    sources = {
      default = { "lsp", "path", "snippets", "buffer", "dictionary" },
      providers = {
        dictionary = {
          module = "blink-cmp-dictionary",
          min_keyword_length = 3,
        },
      }
    },
    fuzzy = { implementation = "prefer_rust" },
  },
  opts_extend = { "sources.default" },
}

nvim-cmp.lua

{
  'hrsh7th/nvim-cmp',
  dependencies = {
    'hrsh7th/cmp-nvim-lsp',
    'hrsh7th/cmp-nvim-lsp-signature-help',
    'f3fora/cmp-spell',
    'L3MON4D3/LuaSnip',
    'rafamadriz/friendly-snippets',
  },
  config = function()
    local cmp = require('nvim-cmp')
    cmp.setup({
      experimental = { ghost_text = true },
      completion = {
        completeopt = 'menu,menuone,noinsert'
      },
      snippet = {
        expand = function(args)
          luasnip.lsp_expand(args.body)
        end,
      },
      mapping = {
        ["<Tab>"] = cmp.mapping(function(fallback)
          if cmp.visible() then
              cmp.confirm({
                behavior = cmp.ConfirmBehavior.Insert,
                select = true,
              })
          else
            fallback()
          end
        end),
        ["<CR>"] = cmp.mapping(function(fallback)
          if cmp.visible() then
              cmp.confirm({
                behavior = cmp.ConfirmBehavior.Insert,
                select = true,
              })
          else
            fallback()
          end
        end),
        ["<C-n>"] = cmp.mapping({
          c = function()
            if cmp.visible() then
              cmp.select_next_item({behavior = cmp.SelectBehavior.Select })
            else
              vim.api.nvim_feedkeys(t("<Down>"), "n", true)
            end
          end,
          i = function(fallback)
            if cmp.visible() then
              cmp.select_next_item({behavior = cmp.SelectBehavior.Select })
            else
              fallback()
            end
          end,
        }),
        ["<C-p>"] = cmp.mapping({
          c = function()
            if cmp.visible() then
              cmp.select_prev_item({behavior = cmp.SelectBehavior.Select })
            else
              vim.api.nvim_feedkeys(t("<Up>"), "n", true)
            end
          end,
          i = function(fallback)
            if cmp.visible() then
              cmp.select_prev_item({behavior = cmp.SelectBehavior.Select })
            else
              fallback()
            end
          end,
        }),
      },
      formatting = {
        fields = { "kind", "abbr", "menu" },
        format = function(entry, vim_item)
          local kind = lspkind.cmp_format({ preset = "codicons", maxwidth = 50 })(entry, vim_item)

          local strings = vim.split(kind.kind, "%s", { trimempty = true })
          kind.kind = " " .. (strings[1] or "") .. " "
          kind.menu = "    " .. (strings[2] or "")
          return kind
        end,
      },
      sources = {
        { name = "nvim_lsp" },
        { name = "luasnip" },
        { name = "spell" },
        { name = "nvim_lsp_signature_help" },
      },
      window = {
        completion = {
          winhighlight = "Normal:Pmenu,FloatBorder:FloatBorder,CursorLine:Visual,Search:None",
          col_offset = -3,
          side_padding = 0,
        },
        documentation = {
          border = "rounded",
          side_padding = 2,
          winhighlight = "Normal:CmpDocumentation,FloatBorder:CmpDocumentationBorder,CursorLine:Visual,Search:None",
        },
      },
    })
  end
}