Adding a new executor which takes an escaping closure (BoltsFramework#58)

Author: sebleclerc

Sources/BoltsSwift/Executor.swift

@@ -44,6 +44,11 @@ public enum Executor {
  Passes closures to an executing closure.
  */
  case closure((() -> Void) -> Void)
+ 
+ /**
+ Passes escaping closures to an executing closure.
+ */
+ case escapingClosure((@escaping () -> Void) -> Void)
 
  /**
  Executes the given closure using the corresponding strategy.
@@ -88,6 +93,8 @@ public enum Executor {
  operationQueue.addOperation(closure)
  case .closure(let executingClosure):
  executingClosure(closure)
+ case .escapingClosure(let executingEscapingClosure):
+ executingEscapingClosure(closure)
  }
  }
 }
@@ -108,6 +115,8 @@ extension Executor : CustomStringConvertible, CustomDebugStringConvertible {
  return "Executor with NSOperationQueue"
  case .closure:
  return "Executor with custom closure"
+ case .escapingClosure:
+ return "Executor with custom escaping closure"
  }
  }
 
@@ -120,6 +129,8 @@ extension Executor : CustomStringConvertible, CustomDebugStringConvertible {
  return "\(description): \(queue)"
  case .closure(let closure):
  return "\(description): \(closure)"
+ case .escapingClosure(let closure):
+ return "\(description): \(closure)"
  default:
  return description
  }

Tests/ExecutorTests.swift

@@ -93,6 +93,18 @@ class ExecutorTests: XCTestCase {
 
  waitForTestExpectations()
  }
+ 
+ func testEscapingClosureExecute() {
+ let expectation = self.expectation(description: currentTestName)
+ 
+ Executor.escapingClosure { closure in
+ closure()
+ }.execute { () -> Void in
+ expectation.fulfill()
+ }
+ 
+ waitForTestExpectations()
+ }
 
  func testOperationQueueExecute() {
  let expectation = self.expectation(description: currentTestName)