Merge pull request #177 from poteto-go/20241229/hot-reload

`poteto-cli run` start app with hot-reload

README.md

@@ -19,6 +19,8 @@ or `/examples`
 
 ## Poteto-Cli
 
+It will be moved to other repo.
+
 We support cli tool. But if you doesn't like it, you can create poteto-app w/o cli of course.
 
 ```sh
@@ -37,6 +39,19 @@ fast mode.
 poteto-cli new --fast
 ```
 
+### run app with hot-reload
+- create `poteto.yaml`
+```yaml
+version: "0.27"
+build_script_path: "main.go"
+debug_mode: true
+```
+
+- command
+```sh
+poteto-cli run
+```
+
 ### Demo
 
 https://github.com/user-attachments/assets/4b739964-1b4f-4913-b643-5984bf1ceae1

binder.go

@@ -34,7 +34,7 @@ func (*binder) Bind(ctx Context, object any) error {
 		}
 	}
 
-	// if not application/json
+	// if not application/
 	// return nil
 	return nil
 }

cmd/cmd-new/cmd_new.go

@@ -12,7 +12,7 @@ import (
 func CommandNew() {
 	param := engine.EngineNewParam{}
 
-	fmt.Println("You can also use poteto-cli -h | --help")
+	fmt.Println("You can also use poteto-cli new -h | --help")
 	for i := 2; i < len(os.Args); i++ {
 		switch {
 		case os.Args[i] == "-h", os.Args[i] == "--help":

cmd/cmd-run/cmd_run.go

@@ -0,0 +1,63 @@
+package cmdrun
+
+import (
+	"fmt"
+	"os"
+
+	"github.com/poteto0/poteto/cmd/core"
+	"github.com/poteto0/poteto/cmd/engine"
+	"github.com/poteto0/poteto/utils"
+)
+
+func loadOption() core.RunnerOption {
+	configFile, err := os.Open("./poteto.yaml")
+	defer configFile.Close()
+
+	if err != nil {
+		utils.PotetoPrint("you can use poteto.yaml")
+		return core.DefaultRunnerOption
+	}
+
+	configBytes := make([]byte, 1024)
+	n, err := configFile.Read(configBytes)
+	if err != nil || n == 0 {
+		utils.PotetoPrint("warning error on reading poteto.yaml, use default option")
+		return core.DefaultRunnerOption
+	}
+
+	var option core.RunnerOption
+	err = utils.YamlParse(configBytes[:n], &option)
+	if err != nil {
+		utils.PotetoPrint("warning error on reading poteto.yaml, use default option")
+		return core.DefaultRunnerOption
+	}
+
+	return option
+}
+
+func CommandRun() {
+	option := loadOption()
+
+	fmt.Println("You can also use poteto-cli run -h | --help")
+	for i := 2; i < len(os.Args); i++ {
+		switch {
+		case os.Args[i] == "-h", os.Args[i] == "--help":
+			help()
+			os.Exit(-1)
+		default:
+			fmt.Println("unknown command or option:", os.Args[i])
+			os.Exit(-1)
+		}
+	}
+
+	engine.RunRun(option)
+}
+
+func help() {
+	fmt.Println("poteto-cli run: hot-reload run api server")
+	fmt.Println("https://github.com/poteto0/poteto")
+	fmt.Println("========================================")
+	fmt.Println("")
+	fmt.Println("Options:")
+	fmt.Println("  -h, --help: Display help (this is this)")
+}

cmd/cmd-run/cmd_run_test.go

@@ -0,0 +1,68 @@
+package cmdrun
+
+import (
+	"os"
+	"testing"
+
+	"bou.ke/monkey"
+	"github.com/poteto0/poteto/cmd/core"
+	"github.com/poteto0/poteto/cmd/engine"
+)
+
+func TestHelp(t *testing.T) {
+	help()
+}
+
+func TestCommandRun(t *testing.T) {
+	defer monkey.UnpatchAll()
+
+	calledExit := false
+	monkey.Patch(os.Exit, func(code int) {
+		calledExit = true
+	})
+	monkey.Patch(engine.RunRun, func(param core.RunnerOption) error {
+		return nil
+	})
+
+	tests := []struct {
+		name     string
+		args     []string
+		expected bool
+	}{
+		{
+			"test -h case",
+			[]string{"poteto-cli", "run", "-h"},
+			true,
+		},
+		{
+			"test --help case",
+			[]string{"poteto-cli", "run", "-h"},
+			true,
+		},
+		{
+			"test unknown case",
+			[]string{"poteto-cli", "run", "unknown"},
+			true,
+		},
+		{
+			"test nothing case (work)",
+			[]string{"poteto-cli", "run"},
+			false,
+		},
+	}
+
+	for _, it := range tests {
+		t.Run(it.name, func(t *testing.T) {
+			defer func() {
+				calledExit = false
+			}()
+
+			os.Args = it.args
+			CommandRun()
+
+			if calledExit != it.expected {
+				t.Errorf("Unmatched call os.Exit")
+			}
+		})
+	}
+}