package env

import (
	"os"
	"strings"
)

func True(flag string) bool {
	saveMu.Lock()
	defer saveMu.Unlock()
	if envPB == nil {
		return false
	}
	found := envPB.FindByVar(flag)
	if found != nil {
		if strings.ToLower(found.Value) == "true" {
			return true
		}
	}
	upper := strings.ToUpper(flag)
	if os.Getenv(upper) == "true" {
		return true
	}
	return false
}