22 lines
419 B
Go
22 lines
419 B
Go
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package cli
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import (
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"fmt"
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"github.com/spf13/cobra"
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)
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// FlagErrorFunc prints an error messages which matches the format of the
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// docker/docker/cli error messages
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func FlagErrorFunc(cmd *cobra.Command, err error) error {
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if err == nil {
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return err
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}
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usage := ""
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if cmd.HasSubCommands() {
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usage = "\n\n" + cmd.UsageString()
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}
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return fmt.Errorf("%s\nSee '%s --help'.%s", err, cmd.CommandPath(), usage)
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}
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