my demo first config lua

back/lua/alpha/dap/configs/rust.lua

@@ -0,0 +1,57 @@
+local dap = require("dap")
+
+local rust_adapter = nil
+local rust_adapters = { "lldb-vscode", "codelldb" }
+for _, adapter in pairs(rust_adapters) do
+  if vim.fn.executable(adapter) then
+    rust_adapter = adapter
+  end
+end
+
+if rust_adapter ~= nil then
+  dap.adapters.lldb = {
+    type = "executable",
+    command = rust_adapter,
+    name = "lldb",
+  }
+
+  dap.configurations.rust = {
+    {
+      name = "launch",
+      type = "lldb",
+      request = "launch",
+      program = function()
+        local dir = vim.fn.getcwd()
+        return dir .. "/target/debug/" .. vim.fs.basename(dir)
+      end,
+      cwd = "${workspaceFolder}",
+      stopOnEntry = false,
+      args = function()
+        local resp = vim.fn.input "Arguments: "
+        if resp == "" then
+          return {}
+        end
+
+        return vim.fn.split(resp, " ")
+      end,
+    },
+    {
+      name = "custom",
+      type = "lldb",
+      request = "launch",
+      program = function()
+        return vim.fn.input("Path to executable: ", vim.fn.getcwd() .. "/", "file")
+      end,
+      cwd = "${workspaceFolder}",
+      stopOnEntry = false,
+      args = function()
+        local resp = vim.fn.input "Arguments: "
+        if resp == "" then
+          return {}
+        end
+
+        return vim.fn.split(resp, " ")
+      end,
+    },
+  }
+end