Fix string interpolation warning

jakepetroules · p2 · commit 863d3a2b9e4b · 2017-06-06T22:24:45.000-07:00
diff --git a/Sources/iOS/OAuth2WebViewController.swift b/Sources/iOS/OAuth2WebViewController.swift
@@ -46,13 +46,13 @@ open class OAuth2WebViewController: UIViewController, WKNavigationDelegate {
 	/// The URL string to intercept and respond to.
 	var interceptURLString: String? {
 		didSet(oldURL) {
-			if nil != interceptURLString {
-				if let url = URL(string: interceptURLString!) {
+			if let interceptURLString = interceptURLString {
+				if let url = URL(string: interceptURLString) {
 					interceptComponents = URLComponents(url: url, resolvingAgainstBaseURL: true)
 				}
 				else {
 					oauth?.logger?.debug("OAuth2", msg: "Failed to parse URL \(interceptURLString!), discarding")
-					interceptURLString = nil
+					self.interceptURLString = nil
 				}
 			}
 			else {

Original file line number	Diff line number	Diff line change
`@@ -46,13 +46,13 @@ open class OAuth2WebViewController: UIViewController, WKNavigationDelegate {`
`46`	`46`	`/// The URL string to intercept and respond to.`
`47`	`47`	`var interceptURLString: String? {`
`48`	`48`	`didSet(oldURL) {`
`49`		`- if nil != interceptURLString {`
`50`		`- if let url = URL(string: interceptURLString!) {`
	`49`	`+ if let interceptURLString = interceptURLString {`
	`50`	`+ if let url = URL(string: interceptURLString) {`
`51`	`51`	`interceptComponents = URLComponents(url: url, resolvingAgainstBaseURL: true)`
`52`	`52`	`}`
`53`	`53`	`else {`
`54`	`54`	`oauth?.logger?.debug("OAuth2", msg: "Failed to parse URL \(interceptURLString!), discarding")`
`55`		`- interceptURLString = nil`
	`55`	`+ self.interceptURLString = nil`
`56`	`56`	`}`
`57`	`57`	`}`
`58`	`58`	`else {`