package comfunc

import (
	"os"
	"strings"
)

// Environ like os.Environ, but will returns key-value map[string]string data.
func Environ() map[string]string {
	envList := os.Environ()
	envMap := make(map[string]string, len(envList))

	for _, str := range envList {
		nodes := strings.SplitN(str, "=", 2)
		if len(nodes) < 2 {
			envMap[nodes[0]] = ""
		} else {
			envMap[nodes[0]] = nodes[1]
		}
	}
	return envMap
}