feat: Enabling pattern matching on JWTErrors (#45)

wcrestfield · Andrew-Lees11 · commit e7b511147036 · 2019-03-18T10:13:19.000Z
diff --git a/Sources/SwiftJWT/JWTError.swift b/Sources/SwiftJWT/JWTError.swift
@@ -52,4 +52,12 @@ public struct JWTError: Error, Equatable {
     public static func == (lhs: JWTError, rhs: JWTError) -> Bool {
         return lhs.internalError == rhs.internalError
     }
+
+    /// Function to enable pattern matching against generic Errors.
+    public static func ~= (lhs: JWTError, rhs: Error) -> Bool {
+        guard let rhs = rhs as? JWTError else {
+            return false
+        }
+        return lhs == rhs
+    }
 }

Original file line number	Diff line number	Diff line change
`@@ -52,4 +52,12 @@ public struct JWTError: Error, Equatable {`
`52`	`52`	`public static func == (lhs: JWTError, rhs: JWTError) -> Bool {`
`53`	`53`	`return lhs.internalError == rhs.internalError`
`54`	`54`	`}`
	`55`	`+`
	`56`	`+ /// Function to enable pattern matching against generic Errors.`
	`57`	`+ public static func ~= (lhs: JWTError, rhs: Error) -> Bool {`
	`58`	`+ guard let rhs = rhs as? JWTError else {`
	`59`	`+ return false`
	`60`	`+ }`
	`61`	`+ return lhs == rhs`
	`62`	`+ }`
`55`	`63`	`}`