prevent panic when empty flag
Docker-DCO-1.1-Signed-off-by: Victor Vieux <vieux@docker.com> (github: vieux)
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1 changed files with 3 additions and 0 deletions
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@ -778,6 +778,9 @@ func (f *FlagSet) usage() {
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}
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func trimQuotes(str string) string {
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if len(str) == 0 {
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return str
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}
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type quote struct {
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start, end byte
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}
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