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Free.para’s transformation function receives the annotation.

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This commit is contained in:
Rob Rix 2015-11-02 15:12:27 -05:00
parent aa815e8010
commit 3fbfeccce9
1 changed files with 2 additions and 2 deletions
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4
prototype/Doubt/Free.swift
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@ -63,10 +63,10 @@ public enum Free<Leaf, Annotation, Value>: CustomDebugStringConvertible {
} }
/// Like `cata`, except the `Syntax` values are parameterized by the `Free` values as well as the reduced form. /// Like `cata`, except the `Syntax` values are parameterized by the `Free` values as well as the reduced form.
public func para(@noescape transform: Syntax<(Free, Value), Leaf> throws -> Value) rethrows -> Value { public func para(@noescape transform: (Annotation, Syntax<(Free, Value), Leaf>) throws -> Value) rethrows -> Value {
return try analysis( return try analysis(
ifPure: id, ifPure: id,
ifRoll: { try transform($1.map { try ($0, $0.para(transform)) }) }) ifRoll: { try transform($0, $1.map { try ($0, $0.para(transform)) }) })
} }