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16 lines
312 B
Go
16 lines
312 B
Go
package predicate
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import (
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F "github.com/IBM/fp-go/function"
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)
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// ContraMap creates a predicate from an existing predicate given a mapping function
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func ContraMap[A, B any](f func(B) A) func(func(A) bool) func(B) bool {
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return func(pred func(A) bool) func(B) bool {
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return F.Flow2(
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f,
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pred,
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)
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}
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}
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