nvim/lua/plugins/coding.lua

   1 ---@type LazyPluginSpec
   2 return {
   3   -- snippets
   4   {
   5     "L3MON4D3/LuaSnip",
   6     -- disable luasnip bindings for <tab> and <s-tab>
   7     keys = function()
   8       return {}
   9     end,
  10   },
  11
  12   -- auto completion
  13   {
  14     "hrsh7th/nvim-cmp",
  15     opts = function(_, opts)
  16       local has_words_before = function()
  17         unpack = unpack or table.unpack
  18         local line, col = unpack(vim.api.nvim_win_get_cursor(0))
  19         return col ~= 0 and vim.api.nvim_buf_get_lines(0, line - 1, line, true)[1]:sub(col, col):match("%s") == nil
  20       end
  21
  22       local cmp = require("cmp")
  23       local luasnip = require("luasnip")
  24
  25       opts.completion = vim.tbl_extend("force", opts.completion, {
  26         completeopt = "menu,menuone,noselect",
  27       })
  28       --TODO: review if I want to keep any of LazyVim's mappings
  29       opts.mapping = vim.tbl_extend("force", opts.mapping, {
  30         ["<Tab>"] = cmp.mapping(function(fallback)
  31           if cmp.visible() then
  32             cmp.select_next_item()
  33           elseif luasnip.expand_or_jumpable() then
  34             luasnip.expand_or_jump()
  35           elseif has_words_before() then
  36             cmp.complete()
  37           else
  38             fallback()
  39           end
  40         end, { "i", "s" }),
  41         ["<S-Tab>"] = cmp.mapping(function(fallback)
  42           if cmp.visible() then
  43             cmp.select_prev_item()
  44           elseif luasnip.jumpable(-1) then
  45             luasnip.jump(-1)
  46           else
  47             fallback()
  48           end
  49         end, { "i", "s" }),
  50       })
  51     end,
  52   },
  53 }