nto-cli/utils/find_frontend_path.go

package utils

import (
    "errors"
    "os"
    "path/filepath"
)

func FindFrontendPath() string {
    currentPath, err := os.Getwd()
    if err != nil {
        panic(err)
    }

    var dirs []string
    for currentPath != filepath.VolumeName(currentPath)+string(os.PathSeparator) {
        dir, file := filepath.Split(currentPath)
        if file != "" {
            dirs = append([]string{file}, dirs...)
        }
        currentPath = filepath.Clean(dir)
    }

    if len(dirs) < 2 || filepath.Join(dirs[len(dirs)-2], dirs[len(dirs)-1]) != filepath.Join("frontend", "src") {
        panic(errors.New("You're not in frontend/src"))
    }

    var path string
    for i, dir := range dirs {
        if dir == "frontend" {
            break
        }
        if i > 0 {
            path = filepath.Join(path, dir)
        } else {
            path = dir
        }
    }

    if filepath.VolumeName(path) == "" {
        path = filepath.Join(string(os.PathSeparator), path)
    }

    return path
}