func parseIntRange(from str: String) -> Range<Int>?
s5Utils13parseIntRange4fromSnySiGSgSS_tF
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import Utils
@frozen struct String
A Unicode string value that is a collection of characters.
@frozen struct Range<Bound> where Bound : Comparable
A half-open interval from a lower bound up to, but not including, an upper bound.
@frozen struct Int
A signed integer value type.