wip: feat(nvim/rust-tools): begin migration

wip: feat(nvim/rust-tools): begin migration

feat(nvim/dev-icons): enable

feat(nvim/nerdtree): removed

feat(nvim): removed coc

feat(nvim/cmp): connect rust-tools

feat(nvim/dap): setup lldb

feat(nvim/cmp): icons

feat(nvim/dap): icons

feat(nvim/rust): load crates plugin

feat(nvim): switch rust-tools to rustaceanvim

feat(nvim): enable inlay hints

feat(nvim): cmdline completions

style: nix run sys#luaformatter -- home/nvim/*.lua -i

feat(nvim/nix): break once neovim hits 0.10.0

wip: feat(nvim/rust-tools): begin migration

feat(nvim): removed coc

init.lua

@@ -1,3 +1,4 @@
+local deps = require("nvim-deps")
 vim.opt.termguicolors = true
 vim.notify = require("notify")
 vim.notify.setup({background_colour = "#000000"})
@@ -44,33 +45,9 @@ neogit.setup({
 local dap, dapui = require("dap"), require("dapui")
 dap.adapters.lldb = {
     type = "executable",
-    command = lldb_path .. "/bin/lldb-vscode",
+    command = deps.lldb_path .. "/bin/lldb-vscode",
     name = "lldb"
 }
-local lldb = {
-    name = "Launch lldb",
-    type = "lldb", -- matches the adapter
-    request = "launch", -- could also attach to a currently running process
-    program = function()
-        return vim.fn.input("Path to executable: ", vim.fn.getcwd() .. "/",
-                            "file")
-    end,
-    cwd = "$${workspaceFolder}",
-    stopOnEntry = false,
-    args = {},
-    console = internalConsole,
-    runInTerminal = true
-}
-
-dap.configurations.rust = {
-    lldb -- different debuggers or more configurations can be used here
-}
---[[ local opts = {
-   dap = {
-     adapter = require("rust-tools.dap").get_codelldb_adapter("${pkgs.lldb}/bin/lldb-vscode", "${pkgs.lldb.lib}/lib/liblldb.so"),
-   },
- }
- require("rust-tools").setup { opts } ]]
 local dap_breakpoint = {
     error = {
         text = "🟥",
@@ -79,19 +56,22 @@ local dap_breakpoint = {
         numhl = ""
     },
     rejected = {
-        text = "",
+        text = "❗",
         texthl = "LspDiagnosticsSignHint",
         linehl = "",
         numhl = ""
     },
     stopped = {
-        text = "⭐️",
+        text = "🛑",
         texthl = "LspDiagnosticsSignInformation",
         linehl = "DiagnosticUnderlineInfo",
         numhl = "LspDiagnosticsSignInformation"
     }
 }
 
+vim.keymap.set('n', '<leader>dk', function() dap.continue() end)
+vim.keymap.set('n', '<leader>dl', function() dap.run_last() end)
+vim.keymap.set('n', '<leader>b', function() dap.toggle_breakpoint() end)
 vim.fn.sign_define("DapBreakpoint", dap_breakpoint.error)
 vim.fn.sign_define("DapStopped", dap_breakpoint.stopped)
 vim.fn.sign_define("DapBreakpointRejected", dap_breakpoint.rejected)
@@ -104,3 +84,46 @@ dap.listeners.after.event_initialized["dapui_config"] =
 dap.listeners.before.event_terminated["dapui_config"] =
     function() dapui.close() end
 dap.listeners.before.event_exited["dapui_config"] = function() dapui.close() end
+
+-- Setup language servers.
+local lspconfig = require('lspconfig')
+-- Global mappings.
+-- See `:help vim.diagnostic.*` for documentation on any of the below functions
+vim.keymap.set('n', '<leader>e', vim.diagnostic.open_float)
+vim.keymap.set('n', '[d', vim.diagnostic.goto_prev)
+vim.keymap.set('n', ']d', vim.diagnostic.goto_next)
+vim.keymap.set('n', '<leader>q', vim.diagnostic.setloclist)
+
+-- Use LspAttach autocommand to only map the following keys
+-- after the language server attaches to the current buffer
+vim.api.nvim_create_autocmd('LspAttach', {
+    group = vim.api.nvim_create_augroup('UserLspConfig', {}),
+    callback = function(ev)
+        -- Enable completion triggered by <c-x><c-o>
+        vim.bo[ev.buf].omnifunc = 'v:lua.vim.lsp.omnifunc'
+
+        -- Buffer local mappings.
+        -- See `:help vim.lsp.*` for documentation on any of the below functions
+        local opts = {buffer = ev.buf}
+        vim.keymap.set('n', 'gD', vim.lsp.buf.declaration, opts)
+        vim.keymap.set('n', 'gd', vim.lsp.buf.definition, opts)
+        vim.keymap.set('n', 'K', vim.lsp.buf.hover, opts)
+        vim.keymap.set('n', 'gi', vim.lsp.buf.implementation, opts)
+        vim.keymap.set('n', '<C-k>', vim.lsp.buf.signature_help, opts)
+        vim.keymap
+            .set('n', '<leader>wa', vim.lsp.buf.add_workspace_folder, opts)
+        vim.keymap.set('n', '<leader>wr', vim.lsp.buf.remove_workspace_folder,
+                       opts)
+        vim.keymap.set('n', '<leader>wl', function()
+            print(vim.inspect(vim.lsp.buf.list_workspace_folders()))
+        end, opts)
+        vim.keymap.set('n', '<leader>D', vim.lsp.buf.type_definition, opts)
+        vim.keymap.set('n', '<leader>rn', vim.lsp.buf.rename, opts)
+        vim.keymap.set({'n', 'v'}, '<leader>ca', vim.lsp.buf.code_action, opts)
+        vim.keymap.set('n', 'gr', vim.lsp.buf.references, opts)
+        vim.keymap.set('n', '<leader>f',
+                       function() vim.lsp.buf.format {async = true} end, opts)
+    end
+})
+require("lsp-inlayhints").setup()
+require("completion")