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improved slice copying
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02014be76c
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@ -22,10 +22,8 @@ func Register(ns string, cfg interface{}) {
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// List returns a list of all registered options (using Register()).
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func List() (list []Help) {
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list = make([]Help, 0, len(opts))
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for _, opt := range opts {
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list = append(list, opt)
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}
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list = make([]Help, len(opts))
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copy(list, opts)
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return list
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}
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