swift format

Sources/HummingbirdMustache/Context.swift

@@ -4,11 +4,11 @@ struct HBMustacheContext: HBMustacheMethods {
     var first: Bool
     var last: Bool
     var index: Int
-    
+
     init(first: Bool = false, last: Bool = false) {
         self.first = first
         self.last = last
-        self.index = 0
+        index = 0
     }
 
     /// Apply method to `HBMustacheContext`. These are available when processing elements
@@ -25,18 +25,17 @@ struct HBMustacheContext: HBMustacheMethods {
     func runMethod(_ name: String) -> Any? {
         switch name {
         case "first":
-            return self.first
+            return first
         case "last":
-            return self.last
+            return last
         case "index":
-            return self.index
+            return index
         case "even":
-            return (self.index & 1) == 0
+            return (index & 1) == 0
         case "odd":
-            return (self.index & 1) == 1
+            return (index & 1) == 1
         default:
             return nil
         }
     }
-
 }

Sources/HummingbirdMustache/Lambda.swift

@@ -27,7 +27,7 @@ public struct HBMustacheLambda {
     /// Initialize `HBMustacheLambda`
     /// - Parameter cb: function to be called by lambda
     public init(_ cb: @escaping Callback) {
-        self.callback = cb
+        callback = cb
     }
 
     internal func run(_ object: Any, _ template: HBMustacheTemplate) -> String {

Sources/HummingbirdMustache/Library+FileSystem.swift

@@ -13,7 +13,7 @@ extension HBMustacheLibrary {
         guard let enumerator = fs.enumerator(atPath: directory) else { return }
         for case let path as String in enumerator {
             guard path.hasSuffix(extWithDot) else { continue }
-            guard let data = fs.contents(atPath: directory + path) else { continue}
+            guard let data = fs.contents(atPath: directory + path) else { continue }
             let string = String(decoding: data, as: Unicode.UTF8.self)
             guard let template = try? HBMustacheTemplate(string: string) else {
                 logger?.error("Failed to load \(path)")

Sources/HummingbirdMustache/Library.swift

@@ -9,7 +9,7 @@ import Logging
 public class HBMustacheLibrary {
     /// Initialize empty library
     public init() {
-        self.templates = [:]
+        templates = [:]
     }
 
     /// Initialize library with contents of folder.
@@ -19,8 +19,8 @@ public class HBMustacheLibrary {
     /// - Parameter directory: Directory to look for mustache templates
     /// - Parameter extension: Extension of files to look for
     public init(directory: String, withExtension extension: String = "mustache", logger: Logger? = nil) {
-        self.templates = [:]
+        templates = [:]
-        self.loadTemplates(from: directory, withExtension: `extension`, logger: logger)
+        loadTemplates(from: directory, withExtension: `extension`, logger: logger)
     }
 
     /// Register template under name
@@ -48,6 +48,6 @@ public class HBMustacheLibrary {
         guard let template = templates[name] else { return nil }
         return template.render(object)
     }
-    
+
     private var templates: [String: HBMustacheTemplate]
 }

Sources/HummingbirdMustache/Method.swift

@@ -17,22 +17,22 @@ public protocol HBMustacheMethods {
     func runMethod(_ name: String) -> Any?
 }
 
-extension StringProtocol {
+public extension StringProtocol {
     /// Apply method to String/Substring
     ///
     /// Methods available are `capitalized`, `lowercased`, `uppercased` and `reversed`
     /// - Parameter name: Method name
     /// - Returns: Result
-    public func runMethod(_ name: String) -> Any? {
+    func runMethod(_ name: String) -> Any? {
         switch name {
         case "capitalized":
-            return self.capitalized
+            return capitalized
         case "lowercased":
-            return self.lowercased()
+            return lowercased()
         case "uppercased":
-            return self.uppercased()
+            return uppercased()
         case "reversed":
-            return self.reversed()
+            return reversed()
         default:
             return nil
         }
@@ -57,13 +57,13 @@ extension Array: HBMustacheMethods {
     public func runMethod(_ name: String) -> Any? {
         switch name {
         case "first":
-            return self.first
+            return first
         case "last":
-            return self.last
+            return last
         case "reversed":
-            return self.reversed()
+            return reversed()
         case "count":
-            return self.count
+            return count
         default:
             if let comparableSeq = self as? HBComparableSequence {
                 return comparableSeq.runComparableMethod(name)
@@ -77,7 +77,7 @@ extension Array: HBComparableSequence where Element: Comparable {
     func runComparableMethod(_ name: String) -> Any? {
         switch name {
         case "sorted":
-            return self.sorted()
+            return sorted()
         default:
             return nil
         }
@@ -94,9 +94,9 @@ extension Dictionary: HBMustacheMethods {
     public func runMethod(_ name: String) -> Any? {
         switch name {
         case "count":
-            return self.count
+            return count
         case "enumerated":
-            return self.map { (key: $0.key, value: $0.value) }
+            return map { (key: $0.key, value: $0.value) }
         default:
             if let comparableSeq = self as? HBComparableSequence {
                 return comparableSeq.runComparableMethod(name)
@@ -110,20 +110,20 @@ extension Dictionary: HBComparableSequence where Key: Comparable {
     func runComparableMethod(_ name: String) -> Any? {
         switch name {
         case "sorted":
-            return self.map { (key: $0.key, value: $0.value) }.sorted { $0.key < $1.key }
+            return map { (key: $0.key, value: $0.value) }.sorted { $0.key < $1.key }
         default:
             return nil
         }
     }
 }
 
-extension FixedWidthInteger {
+public extension FixedWidthInteger {
     /// Apply method to FixedWidthInteger
     ///
     /// Methods available are `plusone`, `minusone`, `odd`, `even`
     /// - Parameter name: method name
     /// - Returns: Result
-    public func runMethod(_ name: String) -> Any? {
+    func runMethod(_ name: String) -> Any? {
         switch name {
         case "plusone":
             return self + 1

Sources/HummingbirdMustache/Mirror.swift

@@ -17,4 +17,3 @@ private func unwrapOptional(_ object: Any) -> Any? {
     guard let first = mirror.children.first else { return nil }
     return first.value
 }
-

Sources/HummingbirdMustache/Parent.swift

@@ -10,4 +10,3 @@ protocol HBMustacheParent {
 extension Dictionary: HBMustacheParent where Key == String {
     func child(named: String) -> Any? { return self[named] }
 }
-

Sources/HummingbirdMustache/Parser.swift

@@ -23,10 +23,10 @@ struct HBParser {
         if let buffer = utf8Data as? [UInt8] {
             self.buffer = buffer
         } else {
-            self.buffer = Array(utf8Data)
+            buffer = Array(utf8Data)
         }
-        self.index = 0
+        index = 0
-        self.range = 0..<self.buffer.endIndex
+        range = 0 ..< buffer.endIndex
 
         // should check that the data is valid utf8
         if validateUTF8 == true, self.validateUTF8() == false {
@@ -35,19 +35,19 @@ struct HBParser {
     }
 
     init(_ string: String) {
-        self.buffer = Array(string.utf8)
+        buffer = Array(string.utf8)
-        self.index = 0
+        index = 0
-        self.range = 0..<self.buffer.endIndex
+        range = 0 ..< buffer.endIndex
     }
 
     /// Return contents of parser as a string
     var count: Int {
-        return self.range.count
+        return range.count
     }
 
     /// Return contents of parser as a string
     var string: String {
-        return makeString(self.buffer[self.range])
+        return makeString(buffer[range])
     }
 
     private var buffer: [UInt8]
@@ -60,12 +60,12 @@ struct HBParser {
 extension HBParser {
     /// initialise a parser that parses a section of the buffer attached to another parser
     init(_ parser: HBParser, range: Range<Int>) {
-        self.buffer = parser.buffer
+        buffer = parser.buffer
-        self.index = range.startIndex
+        index = range.startIndex
         self.range = range
 
-        precondition(range.startIndex >= 0 && range.endIndex <= self.buffer.endIndex)
+        precondition(range.startIndex >= 0 && range.endIndex <= buffer.endIndex)
-        precondition(self.buffer[range.startIndex] & 0xC0 != 0x80) // check we arent in the middle of a UTF8 character
+        precondition(buffer[range.startIndex] & 0xC0 != 0x80) // check we arent in the middle of a UTF8 character
     }
 
     /// initialise a parser that parses a section of the buffer attached to this parser
@@ -79,7 +79,7 @@ extension HBParser {
     /// - Throws: .overflow
     /// - Returns: Current character
     mutating func character() throws -> Unicode.Scalar {
-        guard !self.reachedEnd() else { throw Error.overflow }
+        guard !reachedEnd() else { throw Error.overflow }
         return unsafeCurrentAndAdvance()
     }
 
@@ -88,9 +88,9 @@ extension HBParser {
     /// - Throws: .overflow
     /// - Returns: If current character was the one we expected
     mutating func read(_ char: Unicode.Scalar) throws -> Bool {
-        let initialIndex = self.index
+        let initialIndex = index
         let c = try character()
-        guard c == char else { self.index = initialIndex; return false }
+        guard c == char else { index = initialIndex; return false }
         return true
     }
 
@@ -99,9 +99,9 @@ extension HBParser {
     /// - Throws: .overflow
     /// - Returns: If current character is in character set
     mutating func read(_ characterSet: Set<Unicode.Scalar>) throws -> Bool {
-        let initialIndex = self.index
+        let initialIndex = index
         let c = try character()
-        guard characterSet.contains(c) else { self.index = initialIndex; return false }
+        guard characterSet.contains(c) else { index = initialIndex; return false }
         return true
     }
 
@@ -110,10 +110,10 @@ extension HBParser {
     /// - Throws: .overflow, .emptyString
     /// - Returns: If characters at current position equal string
     mutating func read(_ string: String) throws -> Bool {
-        let initialIndex = self.index
+        let initialIndex = index
         guard string.count > 0 else { throw Error.emptyString }
         let subString = try read(count: string.count)
-        guard subString.string == string else { self.index = initialIndex; return false }
+        guard subString.string == string else { index = initialIndex; return false }
         return true
     }
 
@@ -123,14 +123,14 @@ extension HBParser {
     /// - Returns: The string read from the buffer
     mutating func read(count: Int) throws -> HBParser {
         var count = count
-        var readEndIndex = self.index
+        var readEndIndex = index
         while count > 0 {
-            guard readEndIndex != self.range.endIndex else { throw Error.overflow }
+            guard readEndIndex != range.endIndex else { throw Error.overflow }
             readEndIndex = skipUTF8Character(at: readEndIndex)
             count -= 1
         }
-        let result = self.subParser(self.index..<readEndIndex)
+        let result = subParser(index ..< readEndIndex)
-        self.index = readEndIndex
+        index = readEndIndex
         return result
     }
 
@@ -139,10 +139,10 @@ extension HBParser {
     /// - Throws: .overflow if we hit the end of the buffer before reading character
     /// - Returns: String read from buffer
     @discardableResult mutating func read(until: Unicode.Scalar, throwOnOverflow: Bool = true) throws -> HBParser {
-        let startIndex = self.index
+        let startIndex = index
-        while !self.reachedEnd() {
+        while !reachedEnd() {
             if unsafeCurrent() == until {
-                return self.subParser(startIndex..<self.index)
+                return subParser(startIndex ..< index)
             }
             unsafeAdvance()
         }
@@ -150,7 +150,7 @@ extension HBParser {
             _setPosition(startIndex)
             throw Error.overflow
         }
-        return self.subParser(startIndex..<self.index)
+        return subParser(startIndex ..< index)
     }
 
     /// Read from buffer until we hit a character in supplied set. Position after this is of the character we were checking for
@@ -158,10 +158,10 @@ extension HBParser {
     /// - Throws: .overflow
     /// - Returns: String read from buffer
     @discardableResult mutating func read(until characterSet: Set<Unicode.Scalar>, throwOnOverflow: Bool = true) throws -> HBParser {
-        let startIndex = self.index
+        let startIndex = index
-        while !self.reachedEnd() {
+        while !reachedEnd() {
             if characterSet.contains(unsafeCurrent()) {
-                return self.subParser(startIndex..<self.index)
+                return subParser(startIndex ..< index)
             }
             unsafeAdvance()
         }
@@ -169,7 +169,7 @@ extension HBParser {
             _setPosition(startIndex)
             throw Error.overflow
         }
-        return self.subParser(startIndex..<self.index)
+        return subParser(startIndex ..< index)
     }
 
     /// Read from buffer until we hit a character that returns true for supplied closure. Position after this is of the character we were checking for
@@ -177,10 +177,10 @@ extension HBParser {
     /// - Throws: .overflow
     /// - Returns: String read from buffer
     @discardableResult mutating func read(until: (Unicode.Scalar) -> Bool, throwOnOverflow: Bool = true) throws -> HBParser {
-        let startIndex = self.index
+        let startIndex = index
-        while !self.reachedEnd() {
+        while !reachedEnd() {
             if until(unsafeCurrent()) {
-                return self.subParser(startIndex..<self.index)
+                return subParser(startIndex ..< index)
             }
             unsafeAdvance()
         }
@@ -188,7 +188,7 @@ extension HBParser {
             _setPosition(startIndex)
             throw Error.overflow
         }
-        return self.subParser(startIndex..<self.index)
+        return subParser(startIndex ..< index)
     }
 
     /// Read from buffer until we hit a character where supplied KeyPath is true. Position after this is of the character we were checking for
@@ -196,10 +196,10 @@ extension HBParser {
     /// - Throws: .overflow
     /// - Returns: String read from buffer
     @discardableResult mutating func read(until keyPath: KeyPath<Unicode.Scalar, Bool>, throwOnOverflow: Bool = true) throws -> HBParser {
-        let startIndex = self.index
+        let startIndex = index
-        while !self.reachedEnd() {
+        while !reachedEnd() {
             if unsafeCurrent()[keyPath: keyPath] {
-                return self.subParser(startIndex..<self.index)
+                return subParser(startIndex ..< index)
             }
             unsafeAdvance()
         }
@@ -207,7 +207,7 @@ extension HBParser {
             _setPosition(startIndex)
             throw Error.overflow
         }
-        return self.subParser(startIndex..<self.index)
+        return subParser(startIndex ..< index)
     }
 
     /// Read from buffer until we hit a string. By default the position after this is of the beginning of the string we were checking for
@@ -234,7 +234,7 @@ extension HBParser {
                         if skipToEnd == false {
                             index = foundIndex
                         }
-                        let result = subParser(startIndex..<foundIndex)
+                        let result = subParser(startIndex ..< foundIndex)
                         return result
                     }
                 } else {
@@ -246,16 +246,16 @@ extension HBParser {
                 _setPosition(startIndex)
                 throw Error.overflow
             }
-            return subParser(startIndex..<index)
+            return subParser(startIndex ..< index)
         }
     }
 
     /// Read from buffer from current position until the end of the buffer
     /// - Returns: String read from buffer
     @discardableResult mutating func readUntilTheEnd() -> HBParser {
-        let startIndex = self.index
+        let startIndex = index
-        self.index = self.range.endIndex
+        index = range.endIndex
-        return self.subParser(startIndex..<self.index)
+        return subParser(startIndex ..< index)
     }
 
     /// Read while character at current position is the one supplied
@@ -263,7 +263,7 @@ extension HBParser {
     /// - Returns: String read from buffer
     @discardableResult mutating func read(while: Unicode.Scalar) -> Int {
         var count = 0
-        while !self.reachedEnd(),
+        while !reachedEnd(),
               unsafeCurrent() == `while`
         {
             unsafeAdvance()
@@ -276,39 +276,39 @@ extension HBParser {
     /// - Parameter while: character set to check
     /// - Returns: String read from buffer
     @discardableResult mutating func read(while characterSet: Set<Unicode.Scalar>) -> HBParser {
-        let startIndex = self.index
+        let startIndex = index
-        while !self.reachedEnd(),
+        while !reachedEnd(),
               characterSet.contains(unsafeCurrent())
         {
             unsafeAdvance()
         }
-        return self.subParser(startIndex..<self.index)
+        return subParser(startIndex ..< index)
     }
 
     /// Read while character returns true for supplied closure
     /// - Parameter while: character set to check
     /// - Returns: String read from buffer
     @discardableResult mutating func read(while: (Unicode.Scalar) -> Bool) -> HBParser {
-        let startIndex = self.index
+        let startIndex = index
-        while !self.reachedEnd(),
+        while !reachedEnd(),
               `while`(unsafeCurrent())
         {
             unsafeAdvance()
         }
-        return self.subParser(startIndex..<self.index)
+        return subParser(startIndex ..< index)
     }
 
     /// Read while character returns true for supplied KeyPath
     /// - Parameter while: character set to check
     /// - Returns: String read from buffer
     @discardableResult mutating func read(while keyPath: KeyPath<Unicode.Scalar, Bool>) -> HBParser {
-        let startIndex = self.index
+        let startIndex = index
-        while !self.reachedEnd(),
+        while !reachedEnd(),
               unsafeCurrent()[keyPath: keyPath]
         {
             unsafeAdvance()
         }
-        return self.subParser(startIndex..<self.index)
+        return subParser(startIndex ..< index)
     }
 
     /// Split parser into sections separated by character
@@ -316,14 +316,14 @@ extension HBParser {
     /// - Returns: arrays of sub parsers
     mutating func split(separator: Unicode.Scalar) -> [HBParser] {
         var subParsers: [HBParser] = []
-        while !self.reachedEnd() {
+        while !reachedEnd() {
             do {
                 let section = try read(until: separator)
                 subParsers.append(section)
                 unsafeAdvance()
             } catch {
-                if !self.reachedEnd() {
+                if !reachedEnd() {
-                    subParsers.append(self.readUntilTheEnd())
+                    subParsers.append(readUntilTheEnd())
                 }
             }
         }
@@ -333,7 +333,7 @@ extension HBParser {
     /// Return whether we have reached the end of the buffer
     /// - Returns: Have we reached the end
     func reachedEnd() -> Bool {
-        return self.index == self.range.endIndex
+        return index == range.endIndex
     }
 }
 
@@ -343,15 +343,15 @@ extension HBParser {
     /// - Throws: .overflow
     /// - Returns: Unicode.Scalar
     func current() -> Unicode.Scalar {
-        guard !self.reachedEnd() else { return Unicode.Scalar(0) }
+        guard !reachedEnd() else { return Unicode.Scalar(0) }
         return unsafeCurrent()
     }
 
     /// Move forward one character
     /// - Throws: .overflow
     mutating func advance() throws {
-        guard !self.reachedEnd() else { throw Error.overflow }
+        guard !reachedEnd() else { throw Error.overflow }
-        return self.unsafeAdvance()
+        return unsafeAdvance()
     }
 
     /// Move forward so many character
@@ -360,8 +360,8 @@ extension HBParser {
     mutating func advance(by amount: Int) throws {
         var amount = amount
         while amount > 0 {
-            guard !self.reachedEnd() else { throw Error.overflow }
+            guard !reachedEnd() else { throw Error.overflow }
-            self.index = skipUTF8Character(at: self.index)
+            index = skipUTF8Character(at: index)
             amount -= 1
         }
     }
@@ -369,8 +369,8 @@ extension HBParser {
     /// Move backwards one character
     /// - Throws: .overflow
     mutating func retreat() throws {
-        guard self.index > self.range.startIndex else { throw Error.overflow }
+        guard index > range.startIndex else { throw Error.overflow }
-        self.index = backOneUTF8Character(at: self.index)
+        index = backOneUTF8Character(at: index)
     }
 
     /// Move back so many characters
@@ -379,20 +379,20 @@ extension HBParser {
     mutating func retreat(by amount: Int) throws {
         var amount = amount
         while amount > 0 {
-            guard self.index > self.range.startIndex else { throw Error.overflow }
+            guard index > range.startIndex else { throw Error.overflow }
-            self.index = backOneUTF8Character(at: self.index)
+            index = backOneUTF8Character(at: index)
             amount -= 1
         }
     }
 
     mutating func unsafeAdvance() {
-        self.index = skipUTF8Character(at: self.index)
+        index = skipUTF8Character(at: index)
     }
 
     mutating func unsafeAdvance(by amount: Int) {
         var amount = amount
         while amount > 0 {
-            self.index = skipUTF8Character(at: self.index)
+            index = skipUTF8Character(at: index)
             amount -= 1
         }
     }
@@ -416,8 +416,8 @@ extension HBParser: Sequence {
         }
 
         mutating func next() -> Unicode.Scalar? {
-            guard !self.parser.reachedEnd() else { return nil }
+            guard !parser.reachedEnd() else { return nil }
-            return self.parser.unsafeCurrentAndAdvance()
+            return parser.unsafeCurrentAndAdvance()
         }
     }
 }
@@ -425,7 +425,7 @@ extension HBParser: Sequence {
 // internal versions without checks
 private extension HBParser {
     func unsafeCurrent() -> Unicode.Scalar {
-        return decodeUTF8Character(at: self.index).0
+        return decodeUTF8Character(at: index).0
     }
 
     mutating func unsafeCurrentAndAdvance() -> Unicode.Scalar {
@@ -477,16 +477,16 @@ extension HBParser {
     }
 
     func skipUTF8Character(at index: Int) -> Int {
-        if self.buffer[index] & 0x80 != 0x80 { return index + 1 }
+        if buffer[index] & 0x80 != 0x80 { return index + 1 }
-        if self.buffer[index + 1] & 0xC0 == 0x80 { return index + 2 }
+        if buffer[index + 1] & 0xC0 == 0x80 { return index + 2 }
-        if self.buffer[index + 2] & 0xC0 == 0x80 { return index + 3 }
+        if buffer[index + 2] & 0xC0 == 0x80 { return index + 3 }
         return index + 4
     }
 
     func backOneUTF8Character(at index: Int) -> Int {
-        if self.buffer[index - 1] & 0xC0 != 0x80 { return index - 1 }
+        if buffer[index - 1] & 0xC0 != 0x80 { return index - 1 }
-        if self.buffer[index - 2] & 0xC0 != 0x80 { return index - 2 }
+        if buffer[index - 2] & 0xC0 != 0x80 { return index - 2 }
-        if self.buffer[index - 3] & 0xC0 != 0x80 { return index - 3 }
+        if buffer[index - 3] & 0xC0 != 0x80 { return index - 3 }
         return index - 4
     }
 
@@ -526,9 +526,9 @@ extension HBParser {
 
     /// return if the buffer is valid UTF8
     func validateUTF8() -> Bool {
-        var index = self.range.startIndex
+        var index = range.startIndex
-        while index < self.range.endIndex {
+        while index < range.endIndex {
-            let (scalar, newIndex) = self.validateUTF8Character(at: index)
+            let (scalar, newIndex) = validateUTF8Character(at: index)
             guard scalar != nil else { return false }
             index = newIndex
         }
@@ -598,17 +598,17 @@ extension HBParser {
             return newIndex
         }
 
-        guard self.index != self.range.endIndex else { return "" }
+        guard index != range.endIndex else { return "" }
         do {
             if #available(macOS 11, *) {
                 return try String(unsafeUninitializedCapacity: range.endIndex - index) { bytes -> Int in
-                    return try _percentDecode(self.buffer[self.index..<range.endIndex], bytes)
+                    try _percentDecode(self.buffer[self.index ..< range.endIndex], bytes)
                 }
             } else {
-                let newBuffer = try [UInt8].init(unsafeUninitializedCapacity: self.range.endIndex - self.index) { bytes, count in
+                let newBuffer = try [UInt8].init(unsafeUninitializedCapacity: range.endIndex - index) { bytes, count in
-                    try count = _percentDecode(self.buffer[self.index..<range.endIndex], bytes)
+                    try count = _percentDecode(self.buffer[self.index ..< range.endIndex], bytes)
                 }
-                return self.makeString(newBuffer)
+                return makeString(newBuffer)
             }
         } catch {
             return nil
@@ -622,8 +622,8 @@ extension Unicode.Scalar {
     }
 
     var isNewline: Bool {
-        switch self.value {
+        switch value {
-        case 0x000A...0x000D /* LF ... CR */: return true
+        case 0x000A ... 0x000D /* LF ... CR */: return true
         case 0x0085 /* NEXT LINE (NEL) */: return true
         case 0x2028 /* LINE SEPARATOR */: return true
         case 0x2029 /* PARAGRAPH SEPARATOR */: return true
@@ -640,7 +640,7 @@ extension Unicode.Scalar {
     }
 
     var isLetterOrNumber: Bool {
-        return self.isLetter || self.isNumber
+        return isLetter || isNumber
     }
 }
 

Sources/HummingbirdMustache/Sequence.swift

@@ -7,12 +7,12 @@ public protocol HBMustacheSequence {
     func renderInvertedSection(with template: HBMustacheTemplate) -> String
 }
 
-extension Sequence {
+public extension Sequence {
     /// Render section using template
-    public func renderSection(with template: HBMustacheTemplate) -> String {
+    func renderSection(with template: HBMustacheTemplate) -> String {
         var string = ""
         var context = HBMustacheContext(first: true)
-        var iterator = self.makeIterator()
+        var iterator = makeIterator()
         guard var currentObject = iterator.next() else { return "" }
 
         while let object = iterator.next() {
@@ -24,19 +24,18 @@ extension Sequence {
 
         context.last = true
         string += template.render(currentObject, context: context)
-        
+
         return string
     }
-    
+
     /// Render inverted section using template
-    public func renderInvertedSection(with template: HBMustacheTemplate) -> String {
+    func renderInvertedSection(with template: HBMustacheTemplate) -> String {
         var iterator = makeIterator()
         if iterator.next() == nil {
             return template.render(self)
         }
         return ""
     }
-
 }
 
 extension Array: HBMustacheSequence {}

Sources/HummingbirdMustache/String.swift

@@ -10,7 +10,7 @@ extension String {
     /// HTML escape string. Replace '<', '>' and '&' with HTML escaped versions
     func htmlEscape() -> String {
         var newString = ""
-        newString.reserveCapacity(self.count)
+        newString.reserveCapacity(count)
         // currently doing this by going through each character could speed
         // this us by treating as an array of UInt8's
         for c in self {

Sources/HummingbirdMustache/Template+Parser.swift

@@ -83,7 +83,7 @@ extension HBMustacheTemplate {
     /// parse variable name
     static func parseName(_ parser: inout HBParser) throws -> (String, String?) {
         parser.read(while: \.isWhitespace)
-        var text = parser.read(while: sectionNameChars )
+        var text = parser.read(while: sectionNameChars)
         parser.read(while: \.isWhitespace)
         guard try parser.read("}"), try parser.read("}") else { throw Error.unfinishedName }
         // does the name include brackets. If so this is a method call
@@ -106,7 +106,7 @@ extension HBMustacheTemplate {
         let text = try parser.read(untilString: "}}", throwOnOverflow: true, skipToEnd: true)
         return text.string
     }
-    
+
     private static let sectionNameCharsWithoutBrackets = Set<Unicode.Scalar>("0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ._?")
     private static let sectionNameChars = Set<Unicode.Scalar>("0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ._?()")
 }

Sources/HummingbirdMustache/Template+Render.swift

@@ -9,9 +9,9 @@ extension HBMustacheTemplate {
         var string = ""
         for token in tokens {
             switch token {
-            case .text(let text):
+            case let .text(text):
                 string += text
-            case .variable(let variable, let method):
+            case let .variable(variable, method):
                 if let child = getChild(named: variable, from: object, method: method, context: context) {
                     if let template = child as? HBMustacheTemplate {
                         string += template.render(object)
@@ -19,19 +19,19 @@ extension HBMustacheTemplate {
                         string += String(describing: child).htmlEscape()
                     }
                 }
-            case .unescapedVariable(let variable, let method):
+            case let .unescapedVariable(variable, method):
                 if let child = getChild(named: variable, from: object, method: method, context: context) {
                     string += String(describing: child)
                 }
-            case .section(let variable, let method, let template):
+            case let .section(variable, method, template):
                 let child = getChild(named: variable, from: object, method: method, context: context)
                 string += renderSection(child, parent: object, with: template)
-                
+
-            case .invertedSection(let variable, let method, let template):
+            case let .invertedSection(variable, method, template):
                 let child = getChild(named: variable, from: object, method: method, context: context)
                 string += renderInvertedSection(child, parent: object, with: template)
-                
+
-            case .partial(let name):
+            case let .partial(name):
                 if let text = library?.render(object, withTemplate: name) {
                     string += text
                 }
@@ -54,13 +54,13 @@ extension HBMustacheTemplate {
             return bool ? template.render(parent) : ""
         case let lambda as HBMustacheLambda:
             return lambda.run(parent, template)
-        case .some(let value):
+        case let .some(value):
             return template.render(value)
         case .none:
             return ""
         }
     }
-    
+
     /// Render an inverted section
     /// - Parameters:
     ///   - child: Object to render section for
@@ -111,7 +111,8 @@ extension HBMustacheTemplate {
         // if we want to run a method and the current child can have methods applied to it then
         // run method on the current child
         if let method = method,
-           let runnable = child as? HBMustacheMethods {
+           let runnable = child as? HBMustacheMethods
+        {
             if let result = runnable.runMethod(method) {
                 return result
             }
@@ -119,4 +120,3 @@ extension HBMustacheTemplate {
         return child
     }
 }
-

Sources/HummingbirdMustache/Template.swift

@@ -4,16 +4,16 @@ public class HBMustacheTemplate {
     /// - Parameter string: Template text
     /// - Throws: HBMustacheTemplate.Error
     public init(string: String) throws {
-        self.tokens = try Self.parse(string)
+        tokens = try Self.parse(string)
     }
 
     /// Render object using this template
     /// - Parameter object: Object to render
     /// - Returns: Rendered text
     public func render(_ object: Any) -> String {
-        self.render(object, context: nil)
+        render(object, context: nil)
     }
-    
+
     internal init(_ tokens: [Token]) {
         self.tokens = tokens
     }
@@ -22,14 +22,14 @@ public class HBMustacheTemplate {
         self.library = library
         for token in tokens {
             switch token {
-            case .section(_, _, let template), .invertedSection(_, _, let template):
+            case let .section(_, _, template), let .invertedSection(_, _, template):
                 template.setLibrary(library)
             default:
                 break
             }
         }
     }
-    
+
     enum Token {
         case text(String)
         case variable(name: String, method: String? = nil)
@@ -42,4 +42,3 @@ public class HBMustacheTemplate {
     let tokens: [Token]
     var library: HBMustacheLibrary?
 }
-

Tests/HummingbirdMustacheTests/LibraryTests.swift

@@ -1,5 +1,5 @@
-import XCTest
 @testable import HummingbirdMustache
+import XCTest
 
 final class LibraryTests: XCTestCase {
     func testDirectoryLoad() throws {
@@ -10,7 +10,7 @@ final class LibraryTests: XCTestCase {
         defer { XCTAssertNoThrow(try fs.removeItem(atPath: "templates")) }
         try data.write(to: URL(fileURLWithPath: "templates/test.mustache"))
         defer { XCTAssertNoThrow(try fs.removeItem(atPath: "templates/test.mustache")) }
-        
+
         let library = HBMustacheLibrary(directory: "./templates")
         let object = ["value": ["value1", "value2"]]
         XCTAssertEqual(library.render(object, withTemplate: "test"), "<test><value>value1</value><value>value2</value></test>")

Tests/HummingbirdMustacheTests/MethodTests.swift

@@ -1,117 +1,117 @@
-import XCTest
 import HummingbirdMustache
+import XCTest
 
 final class MethodTests: XCTestCase {
     func testLowercased() throws {
         let template = try HBMustacheTemplate(string: """
-            {{ lowercased(name) }}
+        {{ lowercased(name) }}
-            """)
+        """)
         let object: [String: Any] = ["name": "Test"]
         XCTAssertEqual(template.render(object), "test")
     }
 
     func testUppercased() throws {
         let template = try HBMustacheTemplate(string: """
-            {{ uppercased(name) }}
+        {{ uppercased(name) }}
-            """)
+        """)
         let object: [String: Any] = ["name": "Test"]
         XCTAssertEqual(template.render(object), "TEST")
     }
 
     func testFirstLast() throws {
         let template = try HBMustacheTemplate(string: """
-            {{#repo}}
+        {{#repo}}
-            <b>{{#first()}}first: {{/}}{{#last()}}last: {{/}}{{ name }}</b>
+        <b>{{#first()}}first: {{/}}{{#last()}}last: {{/}}{{ name }}</b>
-            {{/repo}}
+        {{/repo}}
-            """)
+        """)
         let object: [String: Any] = ["repo": [["name": "resque"], ["name": "hub"], ["name": "rip"]]]
         XCTAssertEqual(template.render(object), """
-            <b>first: resque</b>
+        <b>first: resque</b>
-            <b>hub</b>
+        <b>hub</b>
-            <b>last: rip</b>
+        <b>last: rip</b>
 
-            """)
+        """)
     }
 
     func testIndex() throws {
         let template = try HBMustacheTemplate(string: """
-            {{#repo}}
+        {{#repo}}
-            <b>{{#index()}}{{plusone(.)}}{{/}}) {{ name }}</b>
+        <b>{{#index()}}{{plusone(.)}}{{/}}) {{ name }}</b>
-            {{/repo}}
+        {{/repo}}
-            """)
+        """)
         let object: [String: Any] = ["repo": [["name": "resque"], ["name": "hub"], ["name": "rip"]]]
         XCTAssertEqual(template.render(object), """
-            <b>1) resque</b>
+        <b>1) resque</b>
-            <b>2) hub</b>
+        <b>2) hub</b>
-            <b>3) rip</b>
+        <b>3) rip</b>
 
-            """)
+        """)
     }
 
     func testEvenOdd() throws {
         let template = try HBMustacheTemplate(string: """
-            {{#repo}}
+        {{#repo}}
-            <b>{{index()}}) {{#even()}}even {{/}}{{#odd()}}odd {{/}}{{ name }}</b>
+        <b>{{index()}}) {{#even()}}even {{/}}{{#odd()}}odd {{/}}{{ name }}</b>
-            {{/repo}}
+        {{/repo}}
-            """)
+        """)
         let object: [String: Any] = ["repo": [["name": "resque"], ["name": "hub"], ["name": "rip"]]]
         XCTAssertEqual(template.render(object), """
-            <b>0) even resque</b>
+        <b>0) even resque</b>
-            <b>1) odd hub</b>
+        <b>1) odd hub</b>
-            <b>2) even rip</b>
+        <b>2) even rip</b>
 
-            """)
+        """)
     }
 
     func testReversed() throws {
         let template = try HBMustacheTemplate(string: """
-            {{#reversed(repo)}}
+        {{#reversed(repo)}}
-              <b>{{ name }}</b>
+          <b>{{ name }}</b>
-            {{/repo}}
+        {{/repo}}
-            """)
+        """)
         let object: [String: Any] = ["repo": [["name": "resque"], ["name": "hub"], ["name": "rip"]]]
         XCTAssertEqual(template.render(object), """
-              <b>rip</b>
+          <b>rip</b>
-              <b>hub</b>
+          <b>hub</b>
-              <b>resque</b>
+          <b>resque</b>
 
-            """)
+        """)
     }
 
     func testArrayIndex() throws {
         let template = try HBMustacheTemplate(string: """
-            {{#repo}}
+        {{#repo}}
-              <b>{{ index() }}) {{ name }}</b>
+          <b>{{ index() }}) {{ name }}</b>
-            {{/repo}}
+        {{/repo}}
-            """)
+        """)
         let object: [String: Any] = ["repo": [["name": "resque"], ["name": "hub"], ["name": "rip"]]]
         XCTAssertEqual(template.render(object), """
-              <b>0) resque</b>
+          <b>0) resque</b>
-              <b>1) hub</b>
+          <b>1) hub</b>
-              <b>2) rip</b>
+          <b>2) rip</b>
 
-            """)
+        """)
     }
 
     func testArraySorted() throws {
         let template = try HBMustacheTemplate(string: """
-            {{#sorted(repo)}}
+        {{#sorted(repo)}}
-              <b>{{ index() }}) {{ . }}</b>
+          <b>{{ index() }}) {{ . }}</b>
-            {{/repo}}
+        {{/repo}}
-            """)
+        """)
         let object: [String: Any] = ["repo": ["resque", "hub", "rip"]]
         XCTAssertEqual(template.render(object), """
-              <b>0) hub</b>
+          <b>0) hub</b>
-              <b>1) resque</b>
+          <b>1) resque</b>
-              <b>2) rip</b>
+          <b>2) rip</b>
 
-            """)
+        """)
     }
 
     func testDictionaryEnumerated() throws {
         let template = try HBMustacheTemplate(string: """
-            {{#enumerated(.)}}<b>{{ key }} = {{ value }}</b>{{/.}}
+        {{#enumerated(.)}}<b>{{ key }} = {{ value }}</b>{{/.}}
-            """)
+        """)
         let object: [String: Any] = ["one": 1, "two": 2]
         let result = template.render(object)
         XCTAssertTrue(result == "<b>one = 1</b><b>two = 2</b>" || result == "<b>two = 2</b><b>one = 1</b>")
@@ -119,11 +119,10 @@ final class MethodTests: XCTestCase {
 
     func testDictionarySortedByKey() throws {
         let template = try HBMustacheTemplate(string: """
-            {{#sorted(.)}}<b>{{ key }} = {{ value }}</b>{{/.}}
+        {{#sorted(.)}}<b>{{ key }} = {{ value }}</b>{{/.}}
-            """)
+        """)
         let object: [String: Any] = ["one": 1, "two": 2, "three": 3]
         let result = template.render(object)
         XCTAssertEqual(result, "<b>one = 1</b><b>three = 3</b><b>two = 2</b>")
     }
-
 }

Tests/HummingbirdMustacheTests/PartialTests.swift

@@ -1,54 +1,53 @@
-import XCTest
 @testable import HummingbirdMustache
+import XCTest
 
 final class PartialTests: XCTestCase {
-
     /// Testing partials
     func testMustacheManualExample9() throws {
         let library = HBMustacheLibrary()
         let template = try HBMustacheTemplate(string: """
-            <h2>Names</h2>
+        <h2>Names</h2>
-            {{#names}}
+        {{#names}}
-              {{> user}}
+          {{> user}}
-            {{/names}}
+        {{/names}}
-            """)
+        """)
         let template2 = try HBMustacheTemplate(string: """
-            <strong>{{.}}</strong>
+        <strong>{{.}}</strong>
-            """)
+        """)
         library.register(template, named: "base")
         library.register(template2, named: "user")
-        
+
         let object: [String: Any] = ["names": ["john", "adam", "claire"]]
         XCTAssertEqual(library.render(object, withTemplate: "base"), """
-            <h2>Names</h2>
+        <h2>Names</h2>
-              <strong>john</strong>
+          <strong>john</strong>
-              <strong>adam</strong>
+          <strong>adam</strong>
-              <strong>claire</strong>
+          <strong>claire</strong>
 
-            """)
+        """)
     }
 
     /// Testing dynamic partials
     func testDynamicPartials() throws {
         let library = HBMustacheLibrary()
         let template = try HBMustacheTemplate(string: """
-            <h2>Names</h2>
+        <h2>Names</h2>
-            {{partial}}
+        {{partial}}
-            """)
+        """)
         let template2 = try HBMustacheTemplate(string: """
-            {{#names}}
+        {{#names}}
-              <strong>{{.}}</strong>
+          <strong>{{.}}</strong>
-            {{/names}}
+        {{/names}}
-            """)
+        """)
         library.register(template, named: "base")
-        
+
         let object: [String: Any] = ["names": ["john", "adam", "claire"], "partial": template2]
         XCTAssertEqual(library.render(object, withTemplate: "base"), """
-            <h2>Names</h2>
+        <h2>Names</h2>
-              <strong>john</strong>
+          <strong>john</strong>
-              <strong>adam</strong>
+          <strong>adam</strong>
-              <strong>claire</strong>
+          <strong>claire</strong>
 
-            """)
+        """)
     }
 }

Tests/HummingbirdMustacheTests/TemplateParserTests.swift

@@ -1,5 +1,5 @@
-import XCTest
 @testable import HummingbirdMustache
+import XCTest
 
 final class TemplateParserTests: XCTestCase {
     func testText() throws {
@@ -75,15 +75,15 @@ extension HBMustacheTemplate: Equatable {
 extension HBMustacheTemplate.Token: Equatable {
     public static func == (lhs: HBMustacheTemplate.Token, rhs: HBMustacheTemplate.Token) -> Bool {
         switch (lhs, rhs) {
-        case (.text(let lhs), .text(let rhs)):
+        case let (.text(lhs), .text(rhs)):
             return lhs == rhs
-        case (.variable(let lhs, let lhs2), .variable(let rhs, let rhs2)):
+        case let (.variable(lhs, lhs2), .variable(rhs, rhs2)):
             return lhs == rhs && lhs2 == rhs2
-        case (.section(let lhs1, let lhs2, let lhs3), .section(let rhs1, let rhs2, let rhs3)):
+        case let (.section(lhs1, lhs2, lhs3), .section(rhs1, rhs2, rhs3)):
             return lhs1 == rhs1 && lhs2 == rhs2 && lhs3 == rhs3
-        case (.invertedSection(let lhs1, let lhs2, let lhs3), .invertedSection(let rhs1, let rhs2, let rhs3)):
+        case let (.invertedSection(lhs1, lhs2, lhs3), .invertedSection(rhs1, rhs2, rhs3)):
             return lhs1 == rhs1 && lhs2 == rhs2 && lhs3 == rhs3
-        case (.partial(let name1), .partial(let name2)):
+        case let (.partial(name1), .partial(name2)):
             return name1 == name2
         default:
             return false

Tests/HummingbirdMustacheTests/TemplateRendererTests.swift

@@ -1,5 +1,5 @@
-import XCTest
 @testable import HummingbirdMustache
+import XCTest
 
 final class TemplateRendererTests: XCTestCase {
     func testText() throws {
@@ -67,7 +67,7 @@ final class TemplateRendererTests: XCTestCase {
         XCTAssertEqual(template.render(Test(string: "string")), "test string")
         XCTAssertEqual(template.render(Test(string: nil)), "test ")
     }
-    
+
     func testOptionalSequence() throws {
         struct Test {
             let string: String?
@@ -79,7 +79,7 @@ final class TemplateRendererTests: XCTestCase {
         XCTAssertEqual(template2.render(Test(string: "string")), "test ")
         XCTAssertEqual(template2.render(Test(string: nil)), "test *")
     }
-    
+
     func testStructureInStructure() throws {
         struct SubTest {
             let string: String?
@@ -95,134 +95,134 @@ final class TemplateRendererTests: XCTestCase {
     /// variables
     func testMustacheManualExample1() throws {
         let template = try HBMustacheTemplate(string: """
-            Hello {{name}}
+        Hello {{name}}
-            You have just won {{value}} dollars!
+        You have just won {{value}} dollars!
-            {{#in_ca}}
+        {{#in_ca}}
-            Well, {{taxed_value}} dollars, after taxes.
+        Well, {{taxed_value}} dollars, after taxes.
-            {{/in_ca}}
+        {{/in_ca}}
-            """)
+        """)
         let object: [String: Any] = ["name": "Chris", "value": 10000, "taxed_value": 10000 - (10000 * 0.4), "in_ca": true]
         XCTAssertEqual(template.render(object), """
-            Hello Chris
+        Hello Chris
-            You have just won 10000 dollars!
+        You have just won 10000 dollars!
-            Well, 6000.0 dollars, after taxes.
+        Well, 6000.0 dollars, after taxes.
 
-            """)
+        """)
     }
 
     /// test esacped and unescaped text
     func testMustacheManualExample2() throws {
         let template = try HBMustacheTemplate(string: """
-            *{{name}}
+        *{{name}}
-            *{{age}}
+        *{{age}}
-            *{{company}}
+        *{{company}}
-            *{{{company}}}
+        *{{{company}}}
-            """)
+        """)
         let object: [String: Any] = ["name": "Chris", "company": "<b>GitHub</b>"]
         XCTAssertEqual(template.render(object), """
-            *Chris
+        *Chris
-            *
+        *
-            *&lt;b&gt;GitHub&lt;/b&gt;
+        *&lt;b&gt;GitHub&lt;/b&gt;
-            *<b>GitHub</b>
+        *<b>GitHub</b>
-            """)
+        """)
     }
 
     /// test boolean
     func testMustacheManualExample3() throws {
         let template = try HBMustacheTemplate(string: """
-            Shown.
+        Shown.
-            {{#person}}
+        {{#person}}
-              Never shown!
+          Never shown!
-            {{/person}}
+        {{/person}}
-            """)
+        """)
         let object: [String: Any] = ["person": false]
         XCTAssertEqual(template.render(object), """
-            Shown.
+        Shown.
 
-            """)
+        """)
     }
 
     /// test non-empty lists
     func testMustacheManualExample4() throws {
         let template = try HBMustacheTemplate(string: """
-            {{#repo}}
+        {{#repo}}
-              <b>{{name}}</b>
+          <b>{{name}}</b>
-            {{/repo}}
+        {{/repo}}
-            """)
+        """)
         let object: [String: Any] = ["repo": [["name": "resque"], ["name": "hub"], ["name": "rip"]]]
         XCTAssertEqual(template.render(object), """
-              <b>resque</b>
+          <b>resque</b>
-              <b>hub</b>
+          <b>hub</b>
-              <b>rip</b>
+          <b>rip</b>
 
-            """)
+        """)
     }
-    
+
     /// test lambdas
     func testMustacheManualExample5() throws {
         let template = try HBMustacheTemplate(string: """
-            {{#wrapped}}{{name}} is awesome.{{/wrapped}}
+        {{#wrapped}}{{name}} is awesome.{{/wrapped}}
-            """)
+        """)
         func wrapped(object: Any, template: HBMustacheTemplate) -> String {
             return "<b>\(template.render(object))</b>"
         }
         let object: [String: Any] = ["name": "Willy", "wrapped": HBMustacheLambda(wrapped)]
         XCTAssertEqual(template.render(object), """
-            <b>Willy is awesome.</b>
+        <b>Willy is awesome.</b>
-            """)
+        """)
     }
-    
+
     /// test setting context object
     func testMustacheManualExample6() throws {
         let template = try HBMustacheTemplate(string: """
-            {{#person?}}
+        {{#person?}}
-              Hi {{name}}!
+          Hi {{name}}!
-            {{/person?}}
+        {{/person?}}
-            """)
+        """)
         let object: [String: Any] = ["person?": ["name": "Jon"]]
         XCTAssertEqual(template.render(object), """
-              Hi Jon!
+          Hi Jon!
 
-            """)
+        """)
     }
-    
+
     /// test inverted sections
     func testMustacheManualExample7() throws {
         let template = try HBMustacheTemplate(string: """
-            {{#repo}}
+        {{#repo}}
-              <b>{{name}}</b>
+          <b>{{name}}</b>
-            {{/repo}}
+        {{/repo}}
-            {{^repo}}
+        {{^repo}}
-              No repos :(
+          No repos :(
-            {{/repo}}
+        {{/repo}}
-            """)
+        """)
         let object: [String: Any] = ["repo": []]
         XCTAssertEqual(template.render(object), """
-              No repos :(
+          No repos :(
 
-            """)
+        """)
     }
-    
+
     /// test comments
     func testMustacheManualExample8() throws {
         let template = try HBMustacheTemplate(string: """
-            <h1>Today{{! ignore me }}.</h1>
+        <h1>Today{{! ignore me }}.</h1>
-            """)
+        """)
         let object: [String: Any] = ["repo": []]
         XCTAssertEqual(template.render(object), """
-            <h1>Today.</h1>
+        <h1>Today.</h1>
-            """)
+        """)
     }
 
     func testPerformance() throws {
         let template = try HBMustacheTemplate(string: """
-            {{#repo}}
+        {{#repo}}
-              <b>{{name}}</b>
+          <b>{{name}}</b>
-            {{/repo}}
+        {{/repo}}
-            """)
+        """)
         let object: [String: Any] = ["repo": [["name": "resque"], ["name": "hub"], ["name": "rip"]]]
         let date = Date()
-        for _ in 1...10000 {
+        for _ in 1 ... 10000 {
             _ = template.render(object)
         }
         print(-date.timeIntervalSinceNow)