29 lines
562 B
Go
29 lines
562 B
Go
package generics
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// Pair represents key-value pair.
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type Pair[K comparable, V any] struct {
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Key K
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Value V
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}
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// Pairs represents a collection of key-value pairs.
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type Pairs[K comparable, V any] []Pair[K, V]
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// Keys returns list of key-value pairs' keys.
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func (p Pairs[K, V]) Keys() []K {
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dst := make([]K, len(p))
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for i, pair := range p {
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dst[i] = pair.Key
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}
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return dst
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}
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// Values returns list of key-value pairs' values.
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func (p Pairs[K, V]) Values() []V {
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dst := make([]V, len(p))
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for i, pair := range p {
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dst[i] = pair.Value
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}
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return dst
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}
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