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Pass along source context in dispatchPrecondition #437

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Merged
merged 1 commit into from
Feb 1, 2019
Merged

Pass along source context in dispatchPrecondition #437

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4 changes: 2 additions & 2 deletions src/swift/Dispatch.swift
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Original file line number Diff line number Diff line change
Expand Up @@ -38,10 +38,10 @@ public func _dispatchPreconditionTest(_ condition: DispatchPredicate) -> Bool {

@_transparent
@available(macOS 10.12, iOS 10.0, tvOS 10.0, watchOS 3.0, *)
public func dispatchPrecondition(condition: @autoclosure () -> DispatchPredicate) {
public func dispatchPrecondition(condition: @autoclosure () -> DispatchPredicate, file: StaticString = #file, line: UInt = #line) {
// precondition is able to determine release-vs-debug asserts where the overlay
// cannot, so formulating this into a call that we can call with precondition()
precondition(_dispatchPreconditionTest(condition()), "dispatchPrecondition failure")
precondition(_dispatchPreconditionTest(condition()), "dispatchPrecondition failure", file: file, line: line)
}

/// qos_class_t
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