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Fixing error messaging when upstream flag library is inconsistent.

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This commit is contained in:
spf13 2013-11-05 20:04:51 -05:00
parent 2f19d3c266
commit fae133554d
1 changed files with 4 additions and 3 deletions
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7
command.go
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@ -265,6 +265,7 @@ func (c *Command) execute(a []string) (err error) {
}
err = c.ParseFlags(a)
if err != nil {
return err
} else {
@ -574,15 +575,15 @@ func (c *Command) ParseFlags(args []string) (err error) {
c.mergePersistentFlags()
err = c.Flags().Parse(args)
if err != nil {
return err
}
// The upstream library adds spaces to the error
// response regardless of success.
// Handling it here until fixing upstream
if len(strings.TrimSpace(c.flagErrorBuf.String())) > 1 {
return fmt.Errorf("%s", c.flagErrorBuf.String())
}
//always return nil because upstream library is inconsistent & we always check the error buffer anyway
return nil
}