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alecthomas/dispatch_sync_result.swift

Created November 10, 2014 00:31
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Convenient little Swift GCD dispatch_sync() variant that returns a value
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dispatch_sync_result.swift
public func dispatch_sync_result<T>(q: dispatch_queue_t, block: () -> T) -> T {
var r: T?
dispatch_sync(q, {
r = block()
})
return r!
}
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