first

2022-10-21 22:58:17 +02:00
commit ccbd88ca66
8 changed files with 565 additions and 0 deletions
--- a/init.lua
+++ b/init.lua
@@ -0,0 +1,126 @@
+-- [[ init.lua ]] 
+require('opts')      -- Options
+require('keys')      -- Keymaps
+require('plug')      -- Plugins
+
+
+vim.api.nvim_command [[colorscheme tokyonight]]
+
+require('impatient')
+require('hlargs').setup()
+require('illuminate')
+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,
+  },
+})
+
+-- LSP Diagnostics Options Setup 
+-- copy-pasted from https://rsdlt.github.io/posts/rust-nvim-ide-guide-walkthrough-development-debug/
+
+local sign = function(opts)
+  vim.fn.sign_define(opts.name, {
+    texthl = opts.name,
+    text = opts.text,
+    numhl = ''
+  })
+end
+
+sign({name = 'DiagnosticSignError', text = ''})
+sign({name = 'DiagnosticSignWarn', text = ''})
+sign({name = 'DiagnosticSignHint', text = ''})
+sign({name = 'DiagnosticSignInfo', text = ''})
+
+vim.diagnostic.config({
+    virtual_text = false,
+    keys_signs = true,
+    update_in_insert = true,
+    underline = true,
+    severity_sort = false,
+    float = {
+        border = 'rounded',
+        source = 'always',
+        header = '',
+        prefix = '',
+    },
+})
+
+vim.cmd([[
+set signcolumn=yes
+autocmd CursorHold * lua vim.diagnostic.open_float(nil, { focusable = false })
+]])
+
+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,
+  },
+})
+
+-- Treesitter Plugin Setup 
+require('nvim-treesitter.configs').setup {
+  ensure_installed = { "lua", "rust", "toml" },
+  auto_install = true,
+  highlight = {
+    enable = true,
+    additional_vim_regex_highlighting=false,
+  },
+  ident = { enable = true }, 
+  rainbow = {
+    enable = true,
+    extended_mode = true,
+    max_file_lines = nil,
+  }
+}