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Return nil not empty []string{}
Return nil if config value does not exist or is empty
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@ -173,7 +173,7 @@ func (c *JSONConfigContainer) DefaultString(key string, defaultval string) strin
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func (c *JSONConfigContainer) Strings(key string) []string {
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stringVal := c.String(key)
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if stringVal == "" {
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return []string{}
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return nil
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}
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return strings.Split(c.String(key), ";")
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}
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@ -181,7 +181,7 @@ func (c *JSONConfigContainer) Strings(key string) []string {
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// DefaultStrings returns the []string value for a given key.
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// if err != nil return defaltval
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func (c *JSONConfigContainer) DefaultStrings(key string, defaultval []string) []string {
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if v := c.Strings(key); len(v) > 0 {
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if v := c.Strings(key); v != nil {
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return v
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}
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return defaultval
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