Expected.popFront

Range interface defined by empty, front, popFront. Yields one value if Expected has value.

If T == void, range interface isn't defined.

  1. bool empty()
  2. T front()
  3. void popFront()
    struct Expected(T, E = string, Hook = Abort)
    void
    popFront
    (
    )
    if (
    !is(E == void) &&
    (
    !is(T == void)
    )
    )

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