dotfiles/init.lua at master · thomasn/dotfiles · GitHub

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-- @title Neovim init.lua
-- @author Thomas Nichols <thomas@nexus10.com>
-- @date 2023-03-08

return require('packer').startup(function(use)
  use 'wbthomason/packer.nvim'

  use 'nvim-lua/popup.nvim'
  use 'nvim-lua/plenary.nvim'
  use 'nvim-telescope/telescope.nvim'
  use 'sudormrfbin/cheatsheet.nvim'
  use 'nvim-lua/completion-nvim'
  use 'kdheepak/JuliaFormatter.vim'
  use {'neoclide/coc.nvim', branch = 'release'}

  use 'williamboman/mason.nvim'
  require('mason').setup()

  use 'williamboman/mason-lspconfig.nvim'
  use 'simrat39/rust-tools.nvim'
  use 'sharkdp/fd'  -- disable if unused
  use 'tpope/vim-fugitive'
  use 'tpope/vim-dispatch'


  use "hrsh7th/cmp-buffer"
  use "hrsh7th/cmp-nvim-lsp"
  use "hrsh7th/cmp-nvim-lsp-signature-help"
  use "hrsh7th/cmp-nvim-lua"
  use "hrsh7th/cmp-path"
  use "hrsh7th/cmp-vsnip"
  use "hrsh7th/nvim-cmp"
  use "hrsh7th/vim-vsnip"

  -- Rust --
  local rt = require("rust-tools")

rt.setup({
  server = {
    on_attach = function(_, bufnr)
      -- Hover actions
      vim.keymap.set("n", "<C-space>", rt.hover_actions.hover_actions, { buffer = bufnr })
      -- Code action groups
      vim.keymap.set("n", "<Leader>a", rt.code_action_group.code_action_group, { buffer = bufnr })
    end,
  },
})


-- Completion Plugin Setup
local cmp = require'cmp'
cmp.setup({
  -- Enable LSP snippets
  snippet = {
    expand = function(args)
        vim.fn["vsnip#anonymous"](args.body)
    end,
  },
  mapping = {
    ['<C-p>'] = cmp.mapping.select_prev_item(),
    ['<C-n>'] = cmp.mapping.select_next_item(),
    -- Add tab support
    ['<S-Tab>'] = cmp.mapping.select_prev_item(),
    ['<Tab>'] = cmp.mapping.select_next_item(),
    ['<C-S-f>'] = cmp.mapping.scroll_docs(-4),
    ['<C-f>'] = cmp.mapping.scroll_docs(4),
    ['<C-Space>'] = cmp.mapping.complete(),
    ['<C-e>'] = cmp.mapping.close(),
    ['<CR>'] = cmp.mapping.confirm({
      behavior = cmp.ConfirmBehavior.Insert,
      select = true,
    })
  },
  -- Installed sources:
  sources = {
    { name = 'path' },                              -- file paths
    { name = 'nvim_lsp', keyword_length = 3 },      -- from language server
    { name = 'nvim_lsp_signature_help'},            -- display function signatures with current parameter emphasized
    { name = 'nvim_lua', keyword_length = 2},       -- complete neovim's Lua runtime API such vim.lsp.*
    { name = 'buffer', keyword_length = 2 },        -- source current buffer
    { name = 'vsnip', keyword_length = 2 },         -- nvim-cmp source for vim-vsnip
    { name = 'calc'},                               -- source for math calculation
  },
  window = {
      completion = cmp.config.window.bordered(),
      documentation = cmp.config.window.bordered(),
  },
  formatting = {
      fields = {'menu', 'abbr', 'kind'},
      format = function(entry, item)
          local menu_icon ={
              nvim_lsp = 'λ',
              vsnip = '⋗',
              buffer = 'Ω',
              path = '🖫',
          }
          item.menu = menu_icon[entry.source.name]
          return item
      end,
  },
})


-- Julia --
-- TODO


-- WIP migration from vimrc --
--
--[[
" let g:diagnostic_auto_popup_while_jump = 0
" let g:diagnostic_enable_virtual_text = 0
" let g:diagnostic_enable_underline = 0
" let g:completion_timer_cycle = 200 "default value is 80

" nnoremap <silent> <c-]> <cmd>lua vim.lsp.buf.definition()<CR>
" nnoremap <silent> K     <cmd>lua vim.lsp.buf.hover()<CR>
" nnoremap <silent> gr    <cmd>lua vim.lsp.buf.references()<CR>
" nnoremap <silent> g0    <cmd>lua vim.lsp.buf.document_symbol()<CR>
--]]


end)