From dab78c673f209281600118f44cb51626b9ef2bf9 Mon Sep 17 00:00:00 2001
From: Sijmen <me@sijman.nl>
Date: Sun, 7 Aug 2022 22:44:58 +0200
Subject: [PATCH] nvim: lsp stuff

---
 common/nvim.lua | 40 +++++++++++++++++++++++++++++++++++-----
 1 file changed, 35 insertions(+), 5 deletions(-)

diff --git a/common/nvim.lua b/common/nvim.lua
index 03a91a0..debccb7 100644
--- a/common/nvim.lua
+++ b/common/nvim.lua
@@ -14,6 +14,8 @@ vim.cmd [[
 ]]
 
 g.mapleader = ' '
+g.indentLine_char = '⎸'
+g.indentLine_color_gui = '#c7c7c7'
 
 opt.undofile = true
 opt.undodir = "/home/sijmen/.cache/nvim/undo"
@@ -54,11 +56,39 @@ require("nvim-treesitter.configs").setup {
   },
 }
 
+
+local opts = { noremap=true, silent=true }
+vim.keymap.set('n', '<space>e', vim.diagnostic.open_float, opts)
+vim.keymap.set('n', '[d', vim.diagnostic.goto_prev, opts)
+vim.keymap.set('n', ']d', vim.diagnostic.goto_next, opts)
+vim.keymap.set('n', '<space>q', vim.diagnostic.setloclist, opts)
+
+local on_attach = function(client, bufnr)
+  vim.api.nvim_buf_set_option(bufnr, 'omnifunc', 'v:lua.vim.lsp.omnifunc')
+
+  local bufopts = { noremap=true, silent=true, buffer=bufnr }
+  vim.keymap.set('n', 'gD', vim.lsp.buf.declaration, bufopts)
+  vim.keymap.set('n', 'gd', vim.lsp.buf.definition, bufopts)
+  vim.keymap.set('n', 'K', vim.lsp.buf.hover, bufopts)
+  vim.keymap.set('n', 'gi', vim.lsp.buf.implementation, bufopts)
+  vim.keymap.set('n', '<C-k>', vim.lsp.buf.signature_help, bufopts)
+  vim.keymap.set('n', '<space>wa', vim.lsp.buf.add_workspace_folder, bufopts)
+  vim.keymap.set('n', '<space>wr', vim.lsp.buf.remove_workspace_folder, bufopts)
+
+  vim.keymap.set('n', '<space>wl', function()
+    print(vim.inspect(vim.lsp.buf.list_workspace_folders()))
+  end, bufopts)
+
+  vim.keymap.set('n', '<space>D', vim.lsp.buf.type_definition, bufopts)
+  vim.keymap.set('n', '<space>rn', vim.lsp.buf.rename, bufopts)
+  vim.keymap.set('n', '<space>ca', vim.lsp.buf.code_action, bufopts)
+  vim.keymap.set('n', 'gr', vim.lsp.buf.references, bufopts)
+  vim.keymap.set('n', '<space>f', vim.lsp.buf.formatting, bufopts)
+end
+
 local lspconfig = require("lspconfig")
-lspconfig.rnix.setup {}
-lspconfig.pyright.setup {}
-
-require("rust-tools").setup {}
-
+lspconfig.rnix.setup { on_attach = on_attach }
+lspconfig.pyright.setup { on_attach = on_attach }
+lspconfig.rust_analyzer.setup { on_attach = on_attach }
 
 vim.api.nvim_set_keymap("n", "<C-b>", ":NvimTreeToggle<CR>", { noremap = true, silent = true })