pub fn placeholder() -> Span {
        Span {
            start: usize::max_value(),
            end: usize::max_value(),
            source_line: usize::max_value(),
        }
    }
/// Get the placeholder `Span`, representing a location which hasn't been
/// resolved yet or doesn't correspond to a location (e.g. generated code).
Get the placeholder `Span`, representing a location which hasn't been
resolved yet or doesn't correspond to a location .
Get the placeholder ` Span ` representing a location which hasn ' t been resolved yet or doesn ' t correspond to a location .
pub fn placeholder() -> Span {
        Span {
            start: usize::max_value(),
            end: usize::max_value(),
            source_line: usize::max_value(),
        }
    }
pub fn placeholder ( ) -> Span { Span { start : usize :: max_value ( ) , end : usize :: max_value ( ) , source_line : usize :: max_value ( ) , } }
Get the placeholder `Span`, representing a location which hasn't been
resolved yet or doesn't correspond to a location (e.g.
Get the placeholder ` Span ` representing a location which hasn ' t been resolved yet or doesn ' t correspond to a location ( e . g .