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#lang scheme/base
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(require (for-syntax scheme/base)
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"../lex.ss"
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schemeunit)
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(define-syntax (catch-syn-error stx)
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(syntax-case stx ()
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[(_ arg)
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(datum->syntax
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#'here
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(with-handlers ((exn:fail:syntax? exn-message))
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(syntax-local-expand-expression #'arg)
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"not-an-error"))]))
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(check-regexp-match #rx"lex-abbrev" (catch-syn-error (define-lex-abbrev)))
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(check-regexp-match #rx"lex-abbrev" (catch-syn-error (define-lex-abbrev a)))
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(check-regexp-match #rx"lex-abbrev" (catch-syn-error (define-lex-abbrev (a b) v)))
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(check-regexp-match #rx"lex-abbrev" (catch-syn-error (define-lex-abbrev 1 1)))
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(check-regexp-match #rx"lex-abbrevs" (catch-syn-error (define-lex-abbrevs ())))
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(check-regexp-match #rx"lex-trans" (catch-syn-error (define-lex-trans)))
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(check-regexp-match #rx"lexer" (catch-syn-error (lexer)))
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(check-regexp-match #rx"lexer" (catch-syn-error (lexer ("a" "b" "c"))))
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(check-regexp-match #rx"lexer" (catch-syn-error (lexer ())))
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(check-regexp-match #rx"lexer" (catch-syn-error (lexer (""))))
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(check-regexp-match #rx"regular-expression" (catch-syn-error (lexer (a 1))))
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(check-regexp-match #rx"regular-expression" (catch-syn-error (lexer ((a) 1))))
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(check-regexp-match #rx"regular-expression" (catch-syn-error (let ((a 1)) (lexer ((a) 1)))))
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(check-regexp-match #rx"regular-expression"
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(catch-syn-error (let-syntax ((a 1))
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(lexer ((a) 1)))))
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(check-regexp-match #rx"define-lex-trans"
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(catch-syn-error
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(let ()
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(define-lex-trans a 1)
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(let ()
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(lexer ((a) 1))))))
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(check-regexp-match #rx"regular-expression" (catch-syn-error (lexer (1 1))))
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(check-regexp-match #rx"repetition" (catch-syn-error (lexer ((repetition) 1))))
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(check-regexp-match #rx"repetition" (catch-syn-error (lexer ((repetition #\1 #\1 "3") 1))))
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(check-regexp-match #rx"repetition" (catch-syn-error (lexer ((repetition 1 #\1 "3") 1))))
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(check-regexp-match #rx"repetition" (catch-syn-error (lexer ((repetition 1 0 "3") 1))))
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(check-regexp-match #rx"complement" (catch-syn-error (lexer ((complement) 1))))
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(check-regexp-match #rx"char-range" (catch-syn-error (lexer ((char-range) 1))))
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(check-regexp-match #rx"char-range" (catch-syn-error (lexer ((char-range #\9 #\0) 1))))
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(check-regexp-match #rx"char-complement" (catch-syn-error (lexer ((char-complement) 1))))
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(check-regexp-match #rx"char-complement" (catch-syn-error (lexer ((char-complement (concatenation "1" "2")) 1))))
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