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Matrix is a functor.

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This commit is contained in:
Rob Rix 2015-10-05 17:18:40 -04:00
parent 0e8b74e830
commit 3fdda99653
1 changed files with 7 additions and 0 deletions
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7
prototype/Doubt/Matrix.swift
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@ -23,6 +23,13 @@ struct Matrix<A> {
} }
// MARK: Functor
func map<Other>(transform: A -> Other) -> Matrix<Other> {
return Matrix<Other>(width: width, height: height, values: values.map { $0.map(transform) })
}
// MARK: Implementation details // MARK: Implementation details
private init(width: Int, height: Int, values: [Memo<A>]) { private init(width: Int, height: Int, values: [Memo<A>]) {