func assertValidIndexBeforeEnd()

in Sources/_CollectionsTestSupport/MinimalTypes/_MinimalCollectionCore.swift [87:100]


  func assertValidIndexBeforeEnd(
    _ index: MinimalIndex,
    _ message: @autoclosure () -> String = "Invalid index",
    file: StaticString = #file,
    line: UInt = #line
  ) {
    expectTrue(isValidIndex(index),
               message(), trapping: true,
               file: file, line: line)

    expectTrue(index._offset != elements.count,
               message(), trapping: true,
               file: file, line: line)
  }