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Properly swallowing flag error messages
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parent
1be06e4e1a
commit
ce6447a965
1 changed files with 7 additions and 0 deletions
7
cobra.go
7
cobra.go
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@ -210,6 +210,9 @@ func (c *Command) HasParent() bool {
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func (c *Command) Flags() *flag.FlagSet {
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if c.flags == nil {
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c.flags = flag.NewFlagSet(c.Name(), flag.ContinueOnError)
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if c.flagErrorBuf == nil {
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c.flagErrorBuf = new(bytes.Buffer)
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}
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c.flags.SetOutput(c.flagErrorBuf)
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}
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return c.flags
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@ -219,6 +222,9 @@ func (c *Command) Flags() *flag.FlagSet {
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func (c *Command) PersistentFlags() *flag.FlagSet {
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if c.pflags == nil {
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c.pflags = flag.NewFlagSet(c.Name(), flag.ContinueOnError)
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if c.flagErrorBuf == nil {
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c.flagErrorBuf = new(bytes.Buffer)
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}
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c.pflags.SetOutput(c.flagErrorBuf)
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}
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return c.flags
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@ -226,6 +232,7 @@ func (c *Command) PersistentFlags() *flag.FlagSet {
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// Intended for use in testing
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func (c *Command) ResetFlags() {
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c.flagErrorBuf = new(bytes.Buffer)
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c.flags = flag.NewFlagSet(c.Name(), flag.ContinueOnError)
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c.flags.SetOutput(c.flagErrorBuf)
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c.pflags = flag.NewFlagSet(c.Name(), flag.ContinueOnError)
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