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Switch in Free.JSON directly.

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This commit is contained in:
Rob Rix 2015-11-03 11:21:16 -05:00
parent 4f16ce62c3
commit db7c1dc1ef
1 changed files with 11 additions and 8 deletions
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19
prototype/Doubt/Free.swift
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@ -217,14 +217,17 @@ public func == <Term: CofreeType, Annotation where Term.Leaf: Equatable> (left:
extension Free {
public func JSON(pure pure: Value -> Doubt.JSON, leaf: Leaf -> Doubt.JSON, annotation: Annotation -> Doubt.JSON) -> Doubt.JSON {
return analysis(
ifPure: { [ "pure": pure($0) ] },
ifRoll: {
[ "roll": [
"extract": annotation($0),
"unwrap": $1.JSON(leaf: leaf, recur: { $0.JSON(pure: pure, leaf: leaf, annotation: annotation) })
] ]
})
switch self {
case let .Pure(a):
return [ "pure": pure(a) ]
case let .Roll(a, b):
return [
"roll": [
"extract": annotation(a),
"unwrap": b.JSON(leaf: leaf, recur: { $0.JSON(pure: pure, leaf: leaf, annotation: annotation) })
]
]
}
}
}