25 lines
600 B
Go
25 lines
600 B
Go
package util
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import (
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"cmp"
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"maps"
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"slices"
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)
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// IterateMapOrdered iterates over the map with keys sorted in ascending order
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// calling forEach for each key-value pair as long as forEach does not return an error.
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func IterateMapOrdered[K cmp.Ordered, V any](m map[K]V, forEach func(k K, v V) error) error {
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keys := OrderedMapKeys(m)
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for _, k := range keys {
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if err := forEach(k, m[k]); err != nil {
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return err
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}
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}
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return nil
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}
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// OrderedMapKeys returns the map keys in ascending order.
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func OrderedMapKeys[K cmp.Ordered, V any](m map[K]V) []K {
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return slices.Sorted(maps.Keys(m))
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}
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