v2ray-core/common/common.go

31 lines
817 B
Go

// Package common contains common utilities that are shared among other packages.
// See each sub-package for detail.
package common
import "v2ray.com/core/common/errors"
//go:generate errorgen
var (
// ErrNoClue is for the situation that existing information is not enough to make a decision. For example, Router may return this error when there is no suitable route.
ErrNoClue = errors.New("not enough information for making a decision")
)
// Must panics if err is not nil.
func Must(err error) {
if err != nil {
panic(err)
}
}
// Must2 panics if the second parameter is not nil, otherwise returns the first parameter.
func Must2(v interface{}, err error) interface{} {
Must(err)
return v
}
// Error2 returns the err from the 2nd parameter.
func Error2(v interface{}, err error) error {
return err
}