[stdlib] simplify repeat to while

Nicholas Maccharoli · Nicholas Maccharoli · commit e8b15ca17d3a · 2016-09-02T12:06:01.000+09:00
diff --git a/stdlib/public/core/SwiftNativeNSArray.swift b/stdlib/public/core/SwiftNativeNSArray.swift
@@ -171,7 +171,7 @@ extension _SwiftNativeNSArrayWithContiguousStorage : _NSArrayCore {
   internal override func withUnsafeBufferOfObjects<R>(
     _ body: (UnsafeBufferPointer<AnyObject>) throws -> R
   ) rethrows -> R {
-    repeat {
+    while true {
       var buffer: UnsafeBufferPointer<AnyObject>
       
       // If we've already got a buffer of bridged objects, just use it
@@ -206,7 +206,6 @@ extension _SwiftNativeNSArrayWithContiguousStorage : _NSArrayCore {
       defer { _fixLifetime(self) }
       return try body(buffer)
     }
-    while true
   }
 
   /// Returns the number of elements in the array.

Original file line number	Diff line number	Diff line change
`@@ -171,7 +171,7 @@ extension _SwiftNativeNSArrayWithContiguousStorage : _NSArrayCore {`
`171`	`171`	`internal override func withUnsafeBufferOfObjects<R>(`
`172`	`172`	`_ body: (UnsafeBufferPointer<AnyObject>) throws -> R`
`173`	`173`	`) rethrows -> R {`
`174`		`- repeat {`
	`174`	`+ while true {`
`175`	`175`	`var buffer: UnsafeBufferPointer<AnyObject>`
`176`	`176`
`177`	`177`	`// If we've already got a buffer of bridged objects, just use it`
`@@ -206,7 +206,6 @@ extension _SwiftNativeNSArrayWithContiguousStorage : _NSArrayCore {`
`206`	`206`	`defer { _fixLifetime(self) }`
`207`	`207`	`return try body(buffer)`
`208`	`208`	`}`
`209`		`- while true`
`210`	`209`	`}`
`211`	`210`
`212`	`211`	`/// Returns the number of elements in the array.`