mirror of https://github.com/v2ray/v2ray-core
				
				
				
			
		
			
				
	
	
		
			31 lines
		
	
	
		
			817 B
		
	
	
	
		
			Go
		
	
	
			
		
		
	
	
			31 lines
		
	
	
		
			817 B
		
	
	
	
		
			Go
		
	
	
// Package common contains common utilities that are shared among other packages.
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// See each sub-package for detail.
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package common
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import "v2ray.com/core/common/errors"
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//go:generate errorgen
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var (
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	// 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.
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	ErrNoClue = errors.New("not enough information for making a decision")
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)
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// Must panics if err is not nil.
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func Must(err error) {
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	if err != nil {
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		panic(err)
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	}
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}
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// Must2 panics if the second parameter is not nil, otherwise returns the first parameter.
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func Must2(v interface{}, err error) interface{} {
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	Must(err)
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	return v
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}
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// Error2 returns the err from the 2nd parameter.
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func Error2(v interface{}, err error) error {
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	return err
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}
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