Fix progressHandler which should not capture task due to its characteristic.

inamiy · inamiy · commit 800cd71f857e · 2014-09-17T21:50:55.000+09:00
diff --git a/SwiftTask/SwiftTask.swift b/SwiftTask/SwiftTask.swift
@@ -195,9 +195,10 @@ public class Task<Progress, Value, Error>
             configuration.clear()
         }
         
-        let progressHandler: ProgressHandler = { /*[weak self]*/ (progress: Progress) in
-            self.machine <-! (.Progress, progress)  // NOTE: capture self
-            return
+        let progressHandler: ProgressHandler = { [weak self] (progress: Progress) in
+            if let self_ = self {
+                self_.machine <-! (.Progress, progress)
+            }
         }
         
         let fulfillHandler: FulFillHandler = { /*[weak self]*/ (value: Value) in

Original file line number	Diff line number	Diff line change
`@@ -195,9 +195,10 @@ public class Task<Progress, Value, Error>`
`195`	`195`	`configuration.clear()`
`196`	`196`	`}`
`197`	`197`
`198`		`- let progressHandler: ProgressHandler = { /[weak self]/ (progress: Progress) in`
`199`		`- self.machine <-! (.Progress, progress) // NOTE: capture self`
`200`		`- return`
	`198`	`+ let progressHandler: ProgressHandler = { [weak self] (progress: Progress) in`
	`199`	`+ if let self_ = self {`
	`200`	`+ self_.machine <-! (.Progress, progress)`
	`201`	`+ }`
`201`	`202`	`}`
`202`	`203`
`203`	`204`	`let fulfillHandler: FulFillHandler = { /[weak self]/ (value: Value) in`