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#lang racket/base
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(require (for-syntax racket/base) racket/runtime-path br/define)
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(provide (all-defined-out))
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(define index? (λ (x) (and (number? x) (integer? x) (not (negative? x)))))
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(define-runtime-path charter-path "../ptest/assets/charter.ttf")
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(define-runtime-path charter-italic-path "../ptest/assets/charter-italic.ttf")
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(define-runtime-path fira-path "../ptest/assets/fira.ttf")
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(define-runtime-path fira-otf-path "../ptest/assets/fira.otf")
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(define-runtime-path charter-directory-path "charter-directory.rktd")
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(define-runtime-path charter-italic-directory-path "charter-italic-directory.rktd")
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(define-macro (test-module . EXPRS)
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#`(module+ test
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(require #,(datum->syntax caller-stx 'rackunit) #,(datum->syntax caller-stx 'racket/serialize))
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. EXPRS))
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(define (is-mark? codepoint)
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;; mark classes = Mn Me Mc
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(regexp-match #px"\\p{Mn}|\\p{Me}|\\p{Mc}" (string (integer->char codepoint))))
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(module+ test
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(require rackunit)
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(check-true (and (is-mark? #x300) #t))
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(check-false (and (is-mark? #x2ee) #t)))
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