stow/nvim/.config/nvim/lua/cmp-settings.lua

   1
   2 -- mostly got this stuff from here: https://raw.githubusercontent.com/tjdevries/config_manager/master/xdg_config/nvim/after/plugin/completion.lua
   3 vim.opt.completeopt = { "menu", "menuone", "noselect" }
   4
   5 -- Don't show the dumb matching stuff.
   6 vim.opt.shortmess:append "c"
   7
   8
   9 local ok, lspkind = pcall(require, "lspkind")
  10 if not ok then
  11   return
  12 end
  13
  14 lspkind.init()
  15
  16 local cmp = require "cmp"
  17
  18 cmp.setup {
  19   mapping = {
  20     ["<C-n>"] = cmp.mapping.select_next_item { behavior = cmp.SelectBehavior.Insert },
  21     ["<C-p>"] = cmp.mapping.select_prev_item { behavior = cmp.SelectBehavior.Insert },
  22     ["<C-d>"] = cmp.mapping.scroll_docs(-4),
  23     ["<C-f>"] = cmp.mapping.scroll_docs(4),
  24     ["<C-e>"] = cmp.mapping.abort(),
  25     ["<c-y>"] = cmp.mapping(
  26       cmp.mapping.confirm {
  27         behavior = cmp.ConfirmBehavior.Insert,
  28         select = true,
  29       },
  30       { "i", "c" }
  31     ),
  32
  33     ["<c-space>"] = cmp.mapping {
  34       i = cmp.mapping.complete(),
  35       c = function(
  36         _ --[[fallback]]
  37       )
  38         if cmp.visible() then
  39           if not cmp.confirm { select = true } then
  40             return
  41           end
  42         else
  43           cmp.complete()
  44         end
  45       end,
  46     },
  47
  48     -- ["<tab>"] = false,
  49     ["<tab>"] = cmp.config.disable,
  50
  51     -- Testing
  52     ["<c-q>"] = cmp.mapping.confirm {
  53       behavior = cmp.ConfirmBehavior.Replace,
  54       select = true,
  55     },
  56
  57   },
  58
  59   sources = {
  60
  61     -- Youtube: Could enable this only for lua, but nvim_lua handles that already.
  62     { name = "nvim_lua" },
  63     { name = "nvim_lsp" },
  64     { name = "path" },
  65     { name = "buffer", keyword_length = 3 },
  66   },
  67
  68   sorting = {
  69     -- TODO: Would be cool to add stuff like "See variable names before method names" in rust, or something like that.
  70     comparators = {
  71       cmp.config.compare.offset,
  72       cmp.config.compare.exact,
  73       cmp.config.compare.score,
  74
  75       -- copied from cmp-under, but I don't think I need the plugin for this.
  76       -- I might add some more of my own.
  77       function(entry1, entry2)
  78         local _, entry1_under = entry1.completion_item.label:find "^_+"
  79         local _, entry2_under = entry2.completion_item.label:find "^_+"
  80         entry1_under = entry1_under or 0
  81         entry2_under = entry2_under or 0
  82         if entry1_under > entry2_under then
  83           return false
  84         elseif entry1_under < entry2_under then
  85           return true
  86         end
  87       end,
  88
  89       cmp.config.compare.kind,
  90       cmp.config.compare.sort_text,
  91       cmp.config.compare.length,
  92       cmp.config.compare.order,
  93     },
  94   },
  95
  96   -- do i want luasnip?
  97   -- snippet = {
  98   --   expand = function(args)
  99   --     require("luasnip").lsp_expand(args.body)
 100   --   end,
 101   -- },
 102
 103   formatting = {
 104     -- Youtube: How to set up nice formatting for your sources.
 105     format = lspkind.cmp_format {
 106       with_text = true,
 107       menu = {
 108         buffer = "[buf]",
 109         nvim_lsp = "[LSP]",
 110         nvim_lua = "[api]",
 111         path = "[path]",
 112         luasnip = "[snip]",
 113         gh_issues = "[issues]",
 114         tn = "[TabNine]",
 115       },
 116     },
 117   },
 118
 119   experimental = {
 120     native_menu = false,
 121   },
 122 }