From 37575bcd55b82f3c67d96b1d7225ba7ffcefbf90 Mon Sep 17 00:00:00 2001
From: PowerUser64 <blakelysnorth@gmail.com>
Date: Wed, 22 Sep 2021 03:19:20 -0700
Subject: [PATCH] nvim: added automatic detection of language servers

---
 .config/nvim/lua/lsp.lua | 43 ++++++++++++++++++++++------------------
 1 file changed, 24 insertions(+), 19 deletions(-)

diff --git a/.config/nvim/lua/lsp.lua b/.config/nvim/lua/lsp.lua
index 7e334a1..301d13e 100644
--- a/.config/nvim/lua/lsp.lua
+++ b/.config/nvim/lua/lsp.lua
@@ -216,14 +216,19 @@ M.lspconfig = function()
 
    -- Use a loop to conveniently call 'setup' on multiple servers and
    -- map buffer local keybindings when the language server attaches
-   local servers = { 'clangd', }
-   for _, lsp in ipairs(servers) do
-      nvim_lsp[lsp].setup {
-         on_attach = on_attach,
-         flags = {
-            debounce_text_changes = 150,
+   local lsp_servers = {
+      clangd = 'clangd',
+      html = 'vscode-html-language-server',
+   }
+   for lsp, exe in pairs(lsp_servers) do
+      if (vim.fn.executable(exe) == 1) then
+         nvim_lsp[lsp].setup {
+            on_attach = on_attach,
+            flags = {
+               debounce_text_changes = 150,
+            }
          }
-      }
+      end
    end
 end -- <<<
 
@@ -231,20 +236,20 @@ end -- <<<
 M.dap = function()
    -- keybinds
    vim.cmd [[
-    " Debugger movement
-    nnoremap <silent> <leader>d<space> <cmd>lua require'dap'.continue()<CR>
-    nnoremap <silent> <leader>dj       <cmd>lua require'dap'.step_over()<CR>
-    nnoremap <silent> <leader>dl       <cmd>lua require'dap'.step_into()<CR>
-    nnoremap <silent> <leader>dh       <cmd>lua require'dap'.step_out()<CR>
+   " Debugger movement
+   nnoremap <silent> <leader>d<space> <cmd>lua require'dap'.continue()<CR>
+   nnoremap <silent> <leader>dj       <cmd>lua require'dap'.step_over()<CR>
+   nnoremap <silent> <leader>dl       <cmd>lua require'dap'.step_into()<CR>
+   nnoremap <silent> <leader>dh       <cmd>lua require'dap'.step_out()<CR>
 
-    " Breakpoints
-    nnoremap <silent> <leader>dbb      <cmd>lua require'dap'.toggle_breakpoint()<CR>
-    nnoremap <silent> <leader>dbc      <cmd>lua require'dap'.set_breakpoint(vim.fn.input('Breakpoint condition<cmd> '))<CR>
-    nnoremap <silent> <leader>dbl      <cmd>lua require'dap'.set_breakpoint(nil, nil, vim.fn.input('Log point message<cmd> '))<CR>
+   " Breakpoints
+   nnoremap <silent> <leader>dbb      <cmd>lua require'dap'.toggle_breakpoint()<CR>
+   nnoremap <silent> <leader>dbc      <cmd>lua require'dap'.set_breakpoint(vim.fn.input('Breakpoint condition<cmd> '))<CR>
+   nnoremap <silent> <leader>dbl      <cmd>lua require'dap'.set_breakpoint(nil, nil, vim.fn.input('Log point message<cmd> '))<CR>
 
-    " Extra
-    nnoremap <silent> <leader>dp       <cmd>lua require'dap'.run_last()<CR>
-    nnoremap <silent> <leader>dr       <cmd>lua require'dap'.repl.open()<CR>
+   " Extra
+   nnoremap <silent> <leader>dp       <cmd>lua require'dap'.run_last()<CR>
+   nnoremap <silent> <leader>dr       <cmd>lua require'dap'.repl.open()<CR>
    ]]
    -- vim.fn.sign_define('DapBreakpoint', {text='B', texthl='', linehl='', numhl=''}) -- custom attributes of breakpointed lines (use an emoji?)
    vim.cmd "au FileType dap-repl lua require('dap.ext.autocompl').attach()"