ios_fix.go

package main

import (
	"bytes"
	"flag"
	"fmt"
	"io/ioutil"
	"os"
	"path/filepath"
)

func main() {

	inputFilePtr := flag.String("input", "./node_modules/react-native/local-cli/runIOS/findMatchingSimulator.js", "The file to fix.")
	flag.Parse()

	filePath, err := filepath.Abs(*inputFilePtr)
	if err != nil {
		_, err := fmt.Fprintf(os.Stderr, "Unable to find the file.\n\t%v\n", err)
		if err != nil {
			panic(err)
		}
		return
	}

	data, err := ioutil.ReadFile(filePath)
	if err != nil {
		_, err := fmt.Fprintf(os.Stderr, "Unable to read the file.\n\t%v\n", err)
		if err != nil {
			panic(err)
		}
		return
	}

	data = bytes.Replace(data, []byte("'iOS'"), []byte("'com.apple.CoreSimulator.SimRuntime.iOS'"), 1)
	data = bytes.Replace(data, []byte("'tvOS'"), []byte("'com.apple.CoreSimulator.SimRuntime.tvOS'"), 1)

	if err := ioutil.WriteFile(filePath, data, os.ModePerm); err != nil {
		_, err := fmt.Fprintf(os.Stderr, "Unable to write the file.\n\t%v\n", err)
		if err != nil {
			panic(err)
		}
		return
	}

	fmt.Println("ヽ( •_)ᕗ")
}