chore(repo): reinitialize repository

inbox/internal/cli/run.go

@@ -0,0 +1,54 @@
+package cli
+
+import (
+	"fmt"
+	"io"
+)
+
+type Handlers struct {
+	PrintUsage func(io.Writer)
+	RunServer  func([]string) error
+	RunAPI     func([]string) error
+}
+
+func (h Handlers) printUsage(w io.Writer) {
+	if h.PrintUsage != nil {
+		h.PrintUsage(w)
+	}
+}
+
+// Run executes the inbox CLI and returns a process exit code.
+func Run(args []string, stderr io.Writer, handlers Handlers) int {
+	if len(args) < 2 {
+		handlers.printUsage(stderr)
+		return 1
+	}
+
+	cmd := args[1]
+	var err error
+
+	switch cmd {
+	case "server":
+		if handlers.RunServer == nil {
+			err = fmt.Errorf("cli %s handler is not configured", cmd)
+			break
+		}
+		err = handlers.RunServer(args[2:])
+	case "api":
+		if handlers.RunAPI == nil {
+			err = fmt.Errorf("cli %s handler is not configured", cmd)
+			break
+		}
+		err = handlers.RunAPI(args[2:])
+	default:
+		handlers.printUsage(stderr)
+		return 1
+	}
+
+	if err != nil {
+		fmt.Fprintf(stderr, "error: %v\n", err)
+		return 1
+	}
+
+	return 0
+}