update nvim about lsp

nvim/lua/core/keymap.lua

@@ -11,3 +11,25 @@ keymap('n', 's', '<cmd>w<cr>', opts)
 keymap('n', '<space>nh', '<cmd>nohlsearch<cr>', opts)
 keymap('n', '<space>sj', '<cmd>set splitbelow<cr><cmd>split<cr>', opts)
 keymap('n', '<space>sl', '<cmd>set nosplitright<cr><cmd>vsplit<cr>', opts)
+
+-- lsp
+keymap('n', '<space>ld', vim.lsp.buf.definition, opts)
+keymap('n', '<space>lr', vim.lsp.buf.references, opts)
+keymap('n', '<space>rn', vim.lsp.buf.rename, opts)
+keymap('n', '<space>ca', vim.lsp.buf.code_action, opts)
+keymap('n', '<space>lh', function()
+  vim.lsp.buf.hover({ border = 'rounded' })
+end, opts)
+
+-- diagnostic
+keymap('n', '<space>dp', function()
+  vim.diagnostic.jump({ count = 1 })
+end, opts)
+
+keymap('n', '<space>dn', function()
+  vim.diagnostic.jump({ count = -1 })
+end, opts)
+
+keymap('n', '<space>dt', function()
+  vim.diagnostic.open_float()
+end, opts)

nvim/lua/core/option.lua

@@ -38,3 +38,6 @@ opt.timeoutlen = 500
 -- folding
 opt.foldenable = false
 opt.foldlevel = 99
+
+-- colorscheme
+vim.cmd.colorscheme('retrobox')