neovim config is now in lua

nvim.lua/.config/nvim/lua/lsp_setup.lua

@@ -0,0 +1,66 @@
+local nvim_lsp = require'lspconfig'
+local cmp_lsp = require'cmp_nvim_lsp'
+
+-- General LSP config
+-- Limit capabilities to advertised by cmp
+local capabilities = cmp_lsp.default_capabilities()
+
+-- default lsp config
+-- Mappings.
+-- See `:help vim.diagnostic.*` for documentation on any of the below functions
+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)
+
+-- Use an on_attach function to only map the following keys
+-- after the language server attaches to the current buffer
+local on_attach = function(client, bufnr)
+    -- Enable completion triggered by <c-x><c-o>
+    vim.api.nvim_buf_set_option(bufnr, 'omnifunc', 'v:lua.vim.lsp.omnifunc')
+
+    -- Mappings.
+    -- See `:help vim.lsp.*` for documentation on any of the below functions
+    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', function() vim.lsp.buf.format { async = true } end, bufopts)
+end
+
+local lsp_flags = {
+    -- This is the default in Nvim 0.7+
+    debounce_text_changes = 150,
+}
+-- always show sign column
+vim.cmd([[set signcolumn=yes]])
+
+-- Setting up servers per language
+-- Nix
+nvim_lsp['rnix'].setup{
+    on_attach = on_attach,
+    flags = lsp_flags,
+    capabilities = capabilities,
+}
+
+-- Rust: using rust tools package
+local rt = require("rust-tools")
+rt.setup({
+    server = {
+        on_attach = on_attach,
+        flags = lsp_flags,
+        capabilities = capabilities,
+    },
+})