Cmd tool [tmp]

Author: tkrajina

typescriptify.go

@@ -0,0 +1,81 @@
+package main
+
+import (
+	"flag"
+	"fmt"
+	"io/ioutil"
+	"os"
+	"os/exec"
+	"strings"
+	"text/template"
+	"time"
+)
+
+const TEMPLATE = `package main
+
+import (
+	"fmt"
+
+	"github.com/tkrajina/typescriptify-golang-structs/typescriptify"
+)
+
+func main() {
+	t := typescriptify.New()
+{{ range .Structs }}	t.Add({{ . }}{})
+{{ end }}
+	result, err := t.ConvertTo(os.Stdout)
+	if err != nil {
+		panic(err.Error())
+	}
+	fmt.Println(string(result))
+}`
+
+type Params struct {
+	Structs []string
+}
+
+func main() {
+	var stringExtension string
+	var structs string
+	flag.StringVar(&structs, "structs", "", "List of (comma-delimited) structs to be typescriptified")
+	flag.StringVar(&stringExtension, "extension", "", "")
+	flag.Parse()
+
+	t := template.Must(template.New("").Parse(TEMPLATE))
+
+	filename, err := ioutil.TempDir(os.TempDir(), "")
+	handleErr(err)
+
+	filename = fmt.Sprintf("%s/typescriptify_%d.go", filename, time.Now().Nanosecond())
+
+	f, err := os.Create(filename)
+	handleErr(err)
+	defer f.Close()
+
+	structsArr := make([]string, 0)
+	for _, str := range strings.Split(structs, ",") {
+		str = strings.TrimSpace(str)
+		if len(str) > 0 {
+			structsArr = append(structsArr, str)
+		}
+	}
+
+	params := Params{Structs: structsArr}
+	err = t.Execute(f, params)
+	handleErr(err)
+
+	cmd := exec.Command("go", "run", filename)
+	fmt.Println(strings.Join(cmd.Args, " "))
+	output, err := cmd.CombinedOutput()
+	if err != nil {
+		fmt.Println(string(output))
+		handleErr(err)
+	}
+	fmt.Println(string(output))
+}
+
+func handleErr(err error) {
+	if err != nil {
+		panic(err.Error())
+	}
+}