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// Copyright 2010 The Go Authors.  All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

package flag

import "os"

// Additional routines compiled into the package only during testing.

// ResetForTesting clears all flag state and sets the usage function as directed.
// After calling ResetForTesting, parse errors in flag handling will not
// exit the program.
func ResetForTesting(usage func()) {
        commandLine = NewFlagSet(os.Args[0], ContinueOnError)
        Usage = usage
}

// CommandLine returns the default FlagSet.
func CommandLine() *FlagSet {
        return commandLine
}