Improve code.

inamiy · inamiy · commit 70c6cc091053 · 2015-03-08T14:17:05.000+09:00
diff --git a/SwiftState/StateMachine.swift b/SwiftState/StateMachine.swift
@@ -182,7 +182,7 @@ public class StateMachine<S: StateType, E: StateEventType>
     
     private func _canPassCondition(condition: Condition?, transition: Transition) -> Bool
     {
-        return condition == nil || condition!(transition: transition)
+        return condition?(transition: transition) ?? true
     }
     
     public func canTryState(state: State, forEvent event: Event = nil) -> Bool

Original file line number	Diff line number	Diff line change
`@@ -182,7 +182,7 @@ public class StateMachine<S: StateType, E: StateEventType>`
`182`	`182`
`183`	`183`	`private func _canPassCondition(condition: Condition?, transition: Transition) -> Bool`
`184`	`184`	`{`
`185`		`- return condition == nil \|\| condition!(transition: transition)`
	`185`	`+ return condition?(transition: transition) ?? true`
`186`	`186`	`}`
`187`	`187`
`188`	`188`	`public func canTryState(state: State, forEvent event: Event = nil) -> Bool`