Allow closureParameter to be "_"

sleekbyte · Aug 8, 2016 · eb533c6 · eb533c6
1 parent f94fed4
commit eb533c6
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Showing 2 changed files with 11 additions and 1 deletion.
diff --git a/src/main/antlr/com/sleekbyte/tailor/antlr/Swift.g4 b/src/main/antlr/com/sleekbyte/tailor/antlr/Swift.g4
@@ -607,7 +607,8 @@ closureParameterList: closureParameter (',' closureParameterList)* ;
 closureParameter: closureParameterName typeAnnotation?
  | closureParameterName typeAnnotation '...'
  ;
-closureParameterName: identifier ;
+// Swift Language Reference does not have "_"
+closureParameterName: identifier | '_';
 
 captureList : '[' captureListItems ']' ;
 captureListItems: captureListItem (',' captureListItem)* ;

diff --git a/src/test/swift/com/sleekbyte/tailor/grammar/Closures.swift b/src/test/swift/com/sleekbyte/tailor/grammar/Closures.swift
@@ -42,3 +42,12 @@ func makeIncrementer(forIncrement amount: Int) -> (Void) -> Int {
 downloader?.downloadImage(URLRequest: URLRequest(.GET, "https://httpbin.org/image/png")) { _, _, _ in
     // No-op
 }
+
+let callbackEnabled = SCNetworkReachabilitySetCallback(
+    reachability,
+    { (_, flags, info) in
+        let reachability = Unmanaged<NetworkReachabilityManager>.fromOpaque(info!).takeUnretainedValue()
+        reachability.notifyListener(flags)
+    },
+    &context
+)