Function make_count

fn make_count<'hir>(
    ctx: &mut LoweringContext<'_, 'hir>,
    sp: Span,
    count: &Option<FormatCount>,
    argmap: &mut FxIndexMap<(usize, ArgumentType), Option<Span>>,
) -> Expr<'hir>

Generate a hir expression for a format_args Count.

Generates:

    <core::fmt::rt::Count>::Is(…)

or

    <core::fmt::rt::Count>::Param(…)

or

    <core::fmt::rt::Count>::Implied