Rewrite an implementation to reduce compilation time

The coalescing operator for some reasons increases the build times. On my machine replacing the implementation brings down the compile time `Bag.count` from 1005ms to 13ms
2016-05-31 18:59:47 +02:00 · 2016-05-31 18:59:47 +02:00 · 00e0f5e689
parent bb4052fb1b
commit 00e0f5e689
1 changed files with 5 additions and 1 deletions
--- a/RxSwift/DataStructures/Bag.swift
+++ b/RxSwift/DataStructures/Bag.swift
@ -152,7 +152,11 @@ public struct Bag<T> : CustomDebugStringConvertible {
    - returns: Number of elements in bag.
    */
    public var count: Int {
-        return _pairs.count + (_value0 != nil ? 1 : 0) + (_value1 != nil ? 1 : 0) + (_dictionary?.count ?? 0)
+        var dictionaryCount = 0
+        if let dc = _dictionary?.count {
+            dictionaryCount = dc
+        }
+        return _pairs.count + (_value0 != nil ? 1 : 0) + (_value1 != nil ? 1 : 0) + dictionaryCount
    }
    
    /**