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#lang br
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(require syntax/strip-context sugar/list)
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(provide (all-defined-out) (all-from-out syntax/strip-context sugar/list))
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(define ★ '★) (define ★★ '★★)
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(define (port->datums port)
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(for/list ([datum (in-port read port)])
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datum))
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(define (number->digits num)
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(for/list ([c (in-string (number->string num))])
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(string->number (string c))))
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(define (dirname path)
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(define-values (dir name _) (split-path path))
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dir)
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