From e6abbca8efbbdee467d3780f3dc9f03c15b8eaec Mon Sep 17 00:00:00 2001
From: Kevin Cotugno <kevin@kevincotugno.com>
Date: Fri, 7 Jan 2022 06:16:37 -0700
Subject: [PATCH] Add lsp keymaps

---
 .config/nvim/init.vim | 37 +++++++++++++++++++++++++++++++++++--
 1 file changed, 35 insertions(+), 2 deletions(-)

diff --git a/.config/nvim/init.vim b/.config/nvim/init.vim
index b8961e0..9809c69 100644
--- a/.config/nvim/init.vim
+++ b/.config/nvim/init.vim
@@ -265,6 +265,34 @@ let g:tagbar_type_go = {
 	\ }
 
 lua <<EOF
+local on_attach = function(client, bufnr)
+	local function buf_set_keymap(...) vim.api.nvim_buf_set_keymap(bufnr, ...) end
+	local function buf_set_option(...) vim.api.nvim_buf_set_option(bufnr, ...) end
+
+	buf_set_option('omnifunc', 'v:lua.vim.lsp.omnifunc')
+
+	local opts = { noremap=true, silent=true }
+
+	-- See `:help vim.lsp.*` for documentation on any of the below functions
+	buf_set_keymap('n', 'gD', '<cmd>lua vim.lsp.buf.declaration()<CR>', opts)
+	buf_set_keymap('n', 'gd', '<cmd>lua vim.lsp.buf.definition()<CR>', opts)
+	buf_set_keymap('n', 'K', '<cmd>lua vim.lsp.buf.hover()<CR>', opts)
+	buf_set_keymap('n', 'gi', '<cmd>lua vim.lsp.buf.implementation()<CR>', opts)
+	buf_set_keymap('n', '<C-k>', '<cmd>lua vim.lsp.buf.signature_help()<CR>', opts)
+	buf_set_keymap('n', '<space>wa', '<cmd>lua vim.lsp.buf.add_workspace_folder()<CR>', opts)
+	buf_set_keymap('n', '<space>wr', '<cmd>lua vim.lsp.buf.remove_workspace_folder()<CR>', opts)
+	buf_set_keymap('n', '<space>wl', '<cmd>lua print(vim.inspect(vim.lsp.buf.list_workspace_folders()))<CR>', opts)
+	buf_set_keymap('n', '<space>D', '<cmd>lua vim.lsp.buf.type_definition()<CR>', opts)
+	buf_set_keymap('n', '<space>rn', '<cmd>lua vim.lsp.buf.rename()<CR>', opts)
+	buf_set_keymap('n', '<space>ca', '<cmd>lua vim.lsp.buf.code_action()<CR>', opts)
+	buf_set_keymap('n', 'gr', '<cmd>lua vim.lsp.buf.references()<CR>', opts)
+	buf_set_keymap('n', '<space>e', '<cmd>lua vim.diagnostic.open_float()<CR>', opts)
+	buf_set_keymap('n', '[d', '<cmd>lua vim.diagnostic.goto_prev()<CR>', opts)
+	buf_set_keymap('n', ']d', '<cmd>lua vim.diagnostic.goto_next()<CR>', opts)
+	buf_set_keymap('n', '<space>q', '<cmd>lua vim.diagnostic.setloclist()<CR>', opts)
+	buf_set_keymap('n', '<space>f', '<cmd>lua vim.lsp.buf.formatting()<CR>', opts)
+end
+
 vim.o.completeopt = "menuone,noselect"
 require'compe'.setup {
 	enabled = true;
@@ -290,10 +318,15 @@ require'compe'.setup {
 		luasnip = true;
 	};
 };
-require'lspconfig'.gopls.setup{}
+require'lspconfig'.gopls.setup{
+	on_attach = on_attach
+}
 require'lspconfig'.solargraph.setup{
+	on_attach = on_attach;
 	bundlerPath = 'bin/bundle';
 	useBundler = true;
 }
-require'lspconfig'.rust_analyzer.setup{}
+require'lspconfig'.rust_analyzer.setup{
+	on_attach = on_attach
+}
 EOF