Update for Swift 4.0

Luka Bratos · Luka Bratos · commit 5d81232874ae · 2017-11-17T14:41:10.000Z
Using `characters` is not needed anymore in Swift 4.0
diff --git a/Sources/CryptoSwiftHMACModule.swift b/Sources/CryptoSwiftHMACModule.swift
@@ -229,7 +229,7 @@ internal extension CSArrayType where Iterator.Element == UInt8 {
     internal func toHexString() -> String {
         return self.lazy.reduce("") {
             var s = String($1, radix: 16)
-            if s.characters.count == 1 {
+            if s.count == 1 {
                 s = "0" + s
             }
             return $0 + s

Original file line number	Diff line number	Diff line change
`@@ -229,7 +229,7 @@ internal extension CSArrayType where Iterator.Element == UInt8 {`
`229`	`229`	`internal func toHexString() -> String {`
`230`	`230`	`return self.lazy.reduce("") {`
`231`	`231`	`var s = String($1, radix: 16)`
`232`		`- if s.characters.count == 1 {`
	`232`	`+ if s.count == 1 {`
`233`	`233`	`s = "0" + s`
`234`	`234`	`}`
`235`	`235`	`return $0 + s`