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Add Prisms.

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This commit is contained in:
Rob Rix 2015-09-21 15:19:49 -04:00
parent 3ff518ac46
commit 8625c90aaa
2 changed files with 18 additions and 0 deletions
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4
prototype/Doubt.xcodeproj/project.pbxproj
View File

@ -23,6 +23,7 @@
D4413FE61BB055A800E3C3C1 /* SWXMLHash.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = D4413FD81BB0534000E3C3C1 /* SWXMLHash.framework */; }; D4413FE61BB055A800E3C3C1 /* SWXMLHash.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = D4413FD81BB0534000E3C3C1 /* SWXMLHash.framework */; };
D4413FE81BB055AE00E3C3C1 /* Commandant.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = D4413FE71BB055AE00E3C3C1 /* Commandant.framework */; }; D4413FE81BB055AE00E3C3C1 /* Commandant.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = D4413FE71BB055AE00E3C3C1 /* Commandant.framework */; };
D4413FE91BB055B500E3C3C1 /* Commandant.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = D4413FE71BB055AE00E3C3C1 /* Commandant.framework */; }; D4413FE91BB055B500E3C3C1 /* Commandant.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = D4413FE71BB055AE00E3C3C1 /* Commandant.framework */; };
D4413FED1BB0652300E3C3C1 /* Prism.swift in Sources */ = {isa = PBXBuildFile; fileRef = D4413FEC1BB0652300E3C3C1 /* Prism.swift */; };
D4413FEF1BB06D4C00E3C3C1 /* Dictionary.swift in Sources */ = {isa = PBXBuildFile; fileRef = D4413FEE1BB06D4C00E3C3C1 /* Dictionary.swift */; }; D4413FEF1BB06D4C00E3C3C1 /* Dictionary.swift in Sources */ = {isa = PBXBuildFile; fileRef = D4413FEE1BB06D4C00E3C3C1 /* Dictionary.swift */; };
D4AAE50E1B5AE22E004E581F /* Doubt.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = D4AAE4FD1B5AE22E004E581F /* Doubt.framework */; }; D4AAE50E1B5AE22E004E581F /* Doubt.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = D4AAE4FD1B5AE22E004E581F /* Doubt.framework */; };
D4AAE5401B5AE2D0004E581F /* Array.swift in Sources */ = {isa = PBXBuildFile; fileRef = D4AAE5351B5AE2D0004E581F /* Array.swift */; }; D4AAE5401B5AE2D0004E581F /* Array.swift in Sources */ = {isa = PBXBuildFile; fileRef = D4AAE5351B5AE2D0004E581F /* Array.swift */; };
@ -59,6 +60,7 @@
D4413FD81BB0534000E3C3C1 /* SWXMLHash.framework */ = {isa = PBXFileReference; lastKnownFileType = wrapper.framework; name = SWXMLHash.framework; path = ../External/SourceKitten/Carthage/Checkouts/SWXMLHash/build/Debug/SWXMLHash.framework; sourceTree = "<group>"; }; D4413FD81BB0534000E3C3C1 /* SWXMLHash.framework */ = {isa = PBXFileReference; lastKnownFileType = wrapper.framework; name = SWXMLHash.framework; path = ../External/SourceKitten/Carthage/Checkouts/SWXMLHash/build/Debug/SWXMLHash.framework; sourceTree = "<group>"; };
D4413FDA1BB0536700E3C3C1 /* Result.framework */ = {isa = PBXFileReference; lastKnownFileType = wrapper.framework; name = Result.framework; path = "../../../../../Library/Developer/Xcode/DerivedData/Doubt-fdxdigwapqqdrjfcsvjosyndzrgg/Build/Products/Debug/Result.framework"; sourceTree = "<group>"; }; D4413FDA1BB0536700E3C3C1 /* Result.framework */ = {isa = PBXFileReference; lastKnownFileType = wrapper.framework; name = Result.framework; path = "../../../../../Library/Developer/Xcode/DerivedData/Doubt-fdxdigwapqqdrjfcsvjosyndzrgg/Build/Products/Debug/Result.framework"; sourceTree = "<group>"; };
D4413FE71BB055AE00E3C3C1 /* Commandant.framework */ = {isa = PBXFileReference; lastKnownFileType = wrapper.framework; name = Commandant.framework; path = "../../../../../Library/Developer/Xcode/DerivedData/Doubt-fdxdigwapqqdrjfcsvjosyndzrgg/Build/Products/Debug/Commandant.framework"; sourceTree = "<group>"; }; D4413FE71BB055AE00E3C3C1 /* Commandant.framework */ = {isa = PBXFileReference; lastKnownFileType = wrapper.framework; name = Commandant.framework; path = "../../../../../Library/Developer/Xcode/DerivedData/Doubt-fdxdigwapqqdrjfcsvjosyndzrgg/Build/Products/Debug/Commandant.framework"; sourceTree = "<group>"; };
D4413FEC1BB0652300E3C3C1 /* Prism.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = Prism.swift; sourceTree = "<group>"; };
D4413FEE1BB06D4C00E3C3C1 /* Dictionary.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = Dictionary.swift; sourceTree = "<group>"; }; D4413FEE1BB06D4C00E3C3C1 /* Dictionary.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = Dictionary.swift; sourceTree = "<group>"; };
D4AAE4FD1B5AE22E004E581F /* Doubt.framework */ = {isa = PBXFileReference; explicitFileType = wrapper.framework; includeInIndex = 0; path = Doubt.framework; sourceTree = BUILT_PRODUCTS_DIR; }; D4AAE4FD1B5AE22E004E581F /* Doubt.framework */ = {isa = PBXFileReference; explicitFileType = wrapper.framework; includeInIndex = 0; path = Doubt.framework; sourceTree = BUILT_PRODUCTS_DIR; };
D4AAE5011B5AE22E004E581F /* Info.plist */ = {isa = PBXFileReference; lastKnownFileType = text.plist.xml; path = Info.plist; sourceTree = "<group>"; }; D4AAE5011B5AE22E004E581F /* Info.plist */ = {isa = PBXFileReference; lastKnownFileType = text.plist.xml; path = Info.plist; sourceTree = "<group>"; };
@ -140,6 +142,7 @@
D432D4721BA9C55300F3FABC /* Stream.swift */, D432D4721BA9C55300F3FABC /* Stream.swift */,
D432D4741BA9D6A400F3FABC /* Memo.swift */, D432D4741BA9D6A400F3FABC /* Memo.swift */,
D40024EB1BAC62BA00A110B8 /* Swift.swift */, D40024EB1BAC62BA00A110B8 /* Swift.swift */,
D4413FEC1BB0652300E3C3C1 /* Prism.swift */,
D4413FEE1BB06D4C00E3C3C1 /* Dictionary.swift */, D4413FEE1BB06D4C00E3C3C1 /* Dictionary.swift */,
D4AAE5001B5AE22E004E581F /* Supporting Files */, D4AAE5001B5AE22E004E581F /* Supporting Files */,
); );
@ -286,6 +289,7 @@
D432D4731BA9C55300F3FABC /* Stream.swift in Sources */, D432D4731BA9C55300F3FABC /* Stream.swift in Sources */,
D4AAE5421B5AE2D0004E581F /* Doc.swift in Sources */, D4AAE5421B5AE2D0004E581F /* Doc.swift in Sources */,
D432D4771BA9FE6A00F3FABC /* Comparable.swift in Sources */, D432D4771BA9FE6A00F3FABC /* Comparable.swift in Sources */,
D4413FED1BB0652300E3C3C1 /* Prism.swift in Sources */,
D4AAE5461B5AE2D0004E581F /* Parse.swift in Sources */, D4AAE5461B5AE2D0004E581F /* Parse.swift in Sources */,
D432D4751BA9D6A400F3FABC /* Memo.swift in Sources */, D432D4751BA9D6A400F3FABC /* Memo.swift in Sources */,
D4AAE5491B5AE2D0004E581F /* StringLiteralConvertible.swift in Sources */, D4AAE5491B5AE2D0004E581F /* StringLiteralConvertible.swift in Sources */,

14
prototype/Doubt/Prism.swift Normal file
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@ -0,0 +1,14 @@
struct Prism<From, To> {
let forward: From -> To?
let backward: To -> From
}
extension Dictionary {
static func prism(key: Key) -> Prism<[Key:Value], Value> {
return Prism(forward: { $0[key] }, backward: { [key: $0] })
}
}
func >>> <From, Part, To> (left: Prism<From, Part>, right: Prism<Part, To>) -> Prism<From, To> {
return Prism(forward: { left.forward($0).flatMap(right.forward) }, backward: right.backward >>> left.backward)
}