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Document Cofree.document().

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Rob Rix 2015-10-14 10:23:43 -04:00
parent b50ebdf21a
commit 5015238546
1 changed files with 1 additions and 0 deletions
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prototype/Doubt/Cofree.swift
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@ -42,6 +42,7 @@ extension Cofree {
return .Unroll(transform(self), unwrap.map { $0.extend(transform) }) return .Unroll(transform(self), unwrap.map { $0.extend(transform) })
} }
/// Returns a new `Cofree` constructed by recursively annotating each subtree with itself.
public var duplicate: Cofree<A, Cofree<A, B>> { public var duplicate: Cofree<A, Cofree<A, B>> {
return .Unroll(self, unwrap.map { $0.duplicate }) return .Unroll(self, unwrap.map { $0.duplicate })
} }