File: RequireComplexThrows.md

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# ``require(_:sourceLocation:performing:throws:)``

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@Metadata {
  @Available(Swift, introduced: 6.0)
  @Available(Xcode, introduced: 16.0)
}

@DeprecationSummary { <!-- Warning when compiling DocC: rdar://141785948 -->
  Examine the result of ``require(throws:_:sourceLocation:performing:)-7n34r``
  or ``require(throws:_:sourceLocation:performing:)-4djuw`` instead:
  
  ```swift
  let error = try #require(throws: FoodTruckError.self) {
    ...
  }
  #expect(error.napkinCount == 0)
  ```
}