ui: opinionated nvim-dap-ui layout with auto open/close

lua/tiny-debugger/ui.lua

@@ -0,0 +1,42 @@
+local config = require("tiny-debugger.config")
+
+local M = {}
+
+local initialized = false
+
+local function ensure_setup()
+  if initialized then return end
+  initialized = true
+
+  local dapui = require("dapui")
+  dapui.setup(config.opts.dapui)
+
+  -- auto-exit debug mode when session ends
+  local dap = require("dap")
+  local mode = require("tiny-debugger.mode")
+
+  dap.listeners.after.event_terminated["tiny-debugger"] = function()
+    if mode.is_active() then
+      mode.exit()
+    end
+  end
+
+  dap.listeners.after.event_exited["tiny-debugger"] = function()
+    if mode.is_active() then
+      mode.exit()
+    end
+  end
+end
+
+function M.open()
+  ensure_setup()
+  require("dapui").open()
+end
+
+function M.close()
+  if initialized then
+    require("dapui").close()
+  end
+end
+
+return M