Updated JSPromise

Author: colemancda

Sources/JavaScriptKit/JS Types/JSError.swift

@@ -43,23 +43,3 @@ internal extension JSError {
 // MARK: - CustomStringConvertible
 
 extension JSError: CustomStringConvertible { }
-
-// MARK: - Extensions
-
-public extension JSValue {
-    
-    /// Cast error to JavaScript value.
-    init(error: Error) {
-        if let value = error as? JSValueConvertible {
-            // convert to JavaScript value if supported.
-            self = value.jsValue()
-        } else if let stringConvertible = error as? CustomStringConvertible {
-            // use decription for error
-            self = stringConvertible.description.jsValue()
-        } else {
-            // default to printing description
-            self = String(reflecting: error).jsValue()
-        }
-    }
-}
-

Sources/JavaScriptKit/JS Types/JSPromise.swift

@@ -28,11 +28,11 @@ public final class JSPromise<Success>: JSType where Success: JSValueConvertible,
 
      - parameter executor: A function to be executed by the Promise.  The executor is custom code that ties an outcome to a promise. You, the programmer, write the executor.
      */
-    public init(executor block: @escaping ((Success) -> (), (Error) -> ()) -> ()) {
+    public init(executor block: @escaping ((Success) -> (), (JSError) -> ()) -> ()) {
         let executor = JSFunctionRef.from { (arguments) in
             let resolutionFunc = arguments[0].function
             let rejectionFunc = arguments[1].function
-            block({ resolutionFunc?($0.jsValue()) }, { rejectionFunc?(JSValue(error: $0)) })
+            block({ resolutionFunc?($0.jsValue()) }, { rejectionFunc?($0.jsValue()) })
             return .null
         }
         self.jsObject = JSPromiseClassObject.new(executor)
@@ -43,7 +43,7 @@ public final class JSPromise<Success>: JSType where Success: JSValueConvertible,
 
      - parameter executor: A function to be executed by the Promise.  The executor is custom code that ties an outcome to a promise. You, the programmer, write the executor.
      */
-    public convenience init(executor block: @escaping ((Result<Success, Swift.Error>) -> ()) -> ()) {
+    public convenience init(executor block: @escaping ((Result<Success, JSError>) -> ()) -> ()) {
         self.init { (resolution, rejection) in
             block({
                 switch $0 {