[nvim] Add LSP keybindings for rename, references, and code_action.

.config/nvim/init.vim

@@ -43,6 +43,9 @@ local on_attach = function(client, bufnr)
     opts = { noremap=true, silent=true }
     vim.api.nvim_buf_set_keymap(bufnr, 'n', 'K', '<cmd>lua vim.lsp.buf.hover()<CR>', opts)
     vim.api.nvim_buf_set_keymap(bufnr, 'n', 'gd', '<cmd>lua vim.lsp.buf.definition()<CR>', opts)
+    vim.api.nvim_buf_set_keymap(bufnr, 'n', '<leader>lrn', '<cmd>lua vim.lsp.buf.rename()<CR>', opts)
+    vim.api.nvim_buf_set_keymap(bufnr, 'n', '<leader>lrr', '<cmd>lua vim.lsp.buf.references()<CR>', opts)
+    vim.api.nvim_buf_set_keymap(bufnr, 'n', '<leader>lca', '<cmd>lua vim.lsp.buf.code_action()<CR>', opts)
 end
 
 -- Julia LSP (LanguageServer.jl)

.vimrc

@@ -54,6 +54,7 @@ call plug#end()
 
 "Misc keymappings and configurations
 :imap jk <Esc>
+:let mapleader = " "
 :set tabstop=4 softtabstop=4 shiftwidth=4 expandtab smarttab autoindent "Nicer tab actions
 "Move aroung splits without the C-W prefix
 :nnoremap <C-J> <C-W><C-J>