chore(nvim): configure DAP for Xdebug

roles/neovim/files/after/plugin/dap.lua

@@ -0,0 +1,74 @@
+local has_dap, dap = pcall(require, "dap")
+if not has_dap then
+  return
+end
+
+local has_dap_ui, dapui = pcall(require, "dapui")
+if not has_dap_ui then
+  return
+end
+
+dap.adapters.php = {
+  type = "executable",
+  command = "node",
+  args = { os.getenv("HOME") .. "/build/vscode-php-debug/out/phpDebug.js" }
+}
+
+dap.configurations.php = {
+  {
+    type = "php",
+    request = "launch",
+    name = "Listen for Xdebug",
+    port = 9003,
+    pathMappings = {
+      ["/var/www/html"] = "${workspaceFolder}"
+    }
+  }
+}
+
+dap.listeners.after.event_initialized["dapui_config"] = function()
+  dapui.open()
+end
+
+dap.listeners.before.event_terminated["dapui_config"] = function()
+  dapui.close()
+end
+
+dap.listeners.before.event_exited["dapui_config"] = function()
+  dapui.close()
+end
+
+require "dapui".setup {
+  layouts = {
+    {
+      elements = {
+        { id = "scopes", size = 0.25 },
+        "breakpoints",
+        "stacks",
+        "watches",
+      },
+      size = 40, -- 40 columns
+      position = "left",
+    },
+    {
+      elements = {
+        "repl",
+        "console",
+      },
+      size = 0.25, -- 25% of total lines
+      position = "bottom",
+    },
+  }
+}
+
+require "nvim-dap-virtual-text".setup {
+  commented = true,
+}
+
+local nmap = require "opdavies.keymap".nmap
+
+nmap { "<F12>", ":lua require'dap'.step_over()<cr>" }
+nmap { "<F2>", ":lua require'dap'.step_into()<cr>" }
+nmap { "<F3>", ":lua require'dap'.step_over()<cr>" }
+nmap { "<F5>", ":lua require'dap'.continue()<cr>" }
+nmap { "<leader>b", ":lua require'dap'.toggle_breakpoint()<cr>" }

roles/neovim/files/lua/opdavies/plugins.lua

@@ -102,7 +102,9 @@ return packer.startup(function()
 
   -- Debugging
   use "mfussenegger/nvim-dap"
+  use "nvim-telescope/telescope-dap.nvim"
   use "rcarriga/nvim-dap-ui"
+  use "theHamsta/nvim-dap-virtual-text"
 
   -- Telescope
   use "nvim-telescope/telescope.nvim"