32 lines
596 B
Go
32 lines
596 B
Go
package options
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// Hook func interface
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type Hook interface{}
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// Hooks func slice
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type Hooks []Hook
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// Append is used to add hooks
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func (hs *Hooks) Append(h ...Hook) {
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*hs = append(*hs, h...)
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}
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// Replace is used to set hooks
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func (hs *Hooks) Replace(h ...Hook) {
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*hs = h
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}
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// EachNext is used to itearate over hooks forward
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func (hs *Hooks) EachNext(fn func(Hook)) {
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for idx := 0; idx < len(*hs); idx++ {
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fn((*hs)[idx])
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}
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}
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// EachPrev is used to iterate over hooks backward
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func (hs *Hooks) EachPrev(fn func(Hook)) {
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for idx := len(*hs) - 1; idx >= 0; idx-- {
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fn((*hs)[idx])
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}
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}
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