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Add a Syntax to Cofree.

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This commit is contained in:
Rob Rix 2015-10-14 09:43:51 -04:00
parent 0d662ade08
commit 59dd626361
1 changed files with 3 additions and 3 deletions
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6
prototype/Doubt/Cofree.swift
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@ -1,7 +1,7 @@
// Copyright © 2015 GitHub. All rights reserved. // Copyright © 2015 GitHub. All rights reserved.
public enum Cofree<B> { public enum Cofree<A, B> {
case Unroll(B) case Unroll(B, Syntax<Cofree, A>)
} }
@ -10,7 +10,7 @@ public enum Cofree<B> {
extension Cofree { extension Cofree {
var extract: B { var extract: B {
switch self { switch self {
case let .Unroll(b): case let .Unroll(b, _):
return b return b
} }
} }