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@ -47,19 +47,19 @@
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(list r1))
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((get-char-groups (->re `(concatenation ,e ,r2) c) #f)
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(list r2))
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((get-char-groups (->re `(concatenation (repeat 0 +inf.0 ,r1) ,r2) c) #f)
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((get-char-groups (->re `(concatenation (repetition 0 +inf.0 ,r1) ,r2) c) #f)
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(list r1 r2))
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((get-char-groups (->re `(repeat 0 +inf.0 ,r1) c) #f)
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((get-char-groups (->re `(repetition 0 +inf.0 ,r1) c) #f)
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(list r1))
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((get-char-groups
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(->re `(union (repeat 0 +inf.0 ,r1)
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(concatenation (repeat 0 +inf.0 ,r2) "3") "4") c) #f)
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(->re `(union (repetition 0 +inf.0 ,r1)
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(concatenation (repetition 0 +inf.0 ,r2) "3") "4") c) #f)
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(list r1 r2 (->re "3" c) (->re "4" c)))
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((get-char-groups (->re `(complement ,r1) c) #f)
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(list all-chars r1))
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((get-char-groups
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(->re `(intersection (repeat 0 +inf.0 ,r1)
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(concatenation (repeat 0 +inf.0 ,r2) "3") "4") c) #f)
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(->re `(intersection (repetition 0 +inf.0 ,r1)
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(concatenation (repetition 0 +inf.0 ,r2) "3") "4") c) #f)
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(list r1 r2 (->re "3" c) (->re "4" c)))
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)
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(define loc:member? is:member?)
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@ -98,10 +98,10 @@
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(a (char->integer #\a))
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(b (char->integer #\b))
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(r1 (->re #\a c))
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(r2 (->re `(repeat 0 +inf.0 #\a) c))
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(r3 (->re `(repeat 0 +inf.0 ,r2) c))
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(r2 (->re `(repetition 0 +inf.0 #\a) c))
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(r3 (->re `(repetition 0 +inf.0 ,r2) c))
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(r4 (->re `(concatenation #\a ,r2) c))
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(r5 (->re `(repeat 0 +inf.0 ,r4) c))
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(r5 (->re `(repetition 0 +inf.0 ,r4) c))
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(r6 (->re `(union ,r5 #\a) c))
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(r7 (->re `(concatenation ,r2 ,r2) c))
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(r8 (->re `(complement ,r4) c))
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@ -126,8 +126,8 @@
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((deriveR r8 b c) (->re `(complement ,z) c))
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((deriveR r9 a c) r2)
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((deriveR r9 b c) z)
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((deriveR (->re `(repeat 1 2 "ab") c) a c)
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(->re `(concatenation "b" (repeat 0 1 "ab")) c)))
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((deriveR (->re `(repetition 1 2 "ab") c) a c)
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(->re `(concatenation "b" (repetition 0 1 "ab")) c)))
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;; An re-action is (cons re action)
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@ -172,9 +172,9 @@
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((derive a (c->i #\b) c) (list (cons z 1) (cons e 2)))
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((derive a (c->i #\c) c) #f)
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((derive (list (cons (->re `(union " " "\n" ",") c) 1)
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(cons (->re `(concatenation (repeat 0 1 "-")
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(repeat 1 +inf.0 (char-range "0" "9"))) c) 2)
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(cons (->re `(concatenation "-" (repeat 1 +inf.0 "-")) c) 3)
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(cons (->re `(concatenation (repetition 0 1 "-")
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(repetition 1 +inf.0 (char-range "0" "9"))) c) 2)
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(cons (->re `(concatenation "-" (repetition 1 +inf.0 "-")) c) 3)
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(cons (->re "[" c) 4)
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(cons (->re "]" c) 5)) (c->i #\[) c)
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b)
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@ -304,36 +304,36 @@
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(define t1 (build-test-dfa null))
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(define t2 (build-test-dfa `(#\a)))
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(define t3 (build-test-dfa `(#\a #\b)))
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(define t4 (build-test-dfa `((repeat 0 +inf.0 #\a)
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(repeat 0 +inf.0 (concatenation #\a #\b)))))
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(define t5 (build-test-dfa `((concatenation (repeat 0 +inf.0 (union #\0 #\1)) #\1))))
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(define t6 (build-test-dfa `((repeat 0 +inf.0 (repeat 0 +inf.0 #\a))
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(repeat 0 +inf.0 (concatenation #\b (repeat 1 +inf.0 #\b))))))
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(define t7 (build-test-dfa `((concatenation (repeat 0 +inf.0 #\a) (repeat 0 +inf.0 #\b)
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(repeat 0 +inf.0 #\c) (repeat 0 +inf.0 #\d)
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(repeat 0 +inf.0 #\e)))))
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(define t4 (build-test-dfa `((repetition 0 +inf.0 #\a)
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(repetition 0 +inf.0 (concatenation #\a #\b)))))
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(define t5 (build-test-dfa `((concatenation (repetition 0 +inf.0 (union #\0 #\1)) #\1))))
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(define t6 (build-test-dfa `((repetition 0 +inf.0 (repetition 0 +inf.0 #\a))
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(repetition 0 +inf.0 (concatenation #\b (repetition 1 +inf.0 #\b))))))
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(define t7 (build-test-dfa `((concatenation (repetition 0 +inf.0 #\a) (repetition 0 +inf.0 #\b)
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(repetition 0 +inf.0 #\c) (repetition 0 +inf.0 #\d)
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(repetition 0 +inf.0 #\e)))))
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(define t8
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(build-test-dfa `((concatenation (repeat 0 +inf.0 (union #\a #\b)) #\a (union #\a #\b)
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(build-test-dfa `((concatenation (repetition 0 +inf.0 (union #\a #\b)) #\a (union #\a #\b)
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(union #\a #\b) (union #\a #\b) (union #\a #\b)))))
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(define t9 (build-test-dfa `((concatenation "/*"
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(complement (concatenation (intersection) "*/" (intersection)))
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"*/"))))
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(define t11 (build-test-dfa `((complement "1"))))
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(define t12 (build-test-dfa `((concatenation (intersection (concatenation (repeat 0 +inf.0 "a") "b")
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(concatenation "a" (repeat 0 +inf.0 "b")))
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(define t12 (build-test-dfa `((concatenation (intersection (concatenation (repetition 0 +inf.0 "a") "b")
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(concatenation "a" (repetition 0 +inf.0 "b")))
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"ab"))))
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(define x (build-test-dfa `((union " " "\n" ",")
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(concatenation (repeat 0 1 "-") (repeat 1 +inf.0 (char-range "0" "9")))
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(concatenation "-" (repeat 1 +inf.0 "-"))
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(concatenation (repetition 0 1 "-") (repetition 1 +inf.0 (char-range "0" "9")))
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(concatenation "-" (repetition 1 +inf.0 "-"))
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"["
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"]")))
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(define y (build-test-dfa
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`((repeat 1 +inf.0
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(union (concatenation "|" (repeat 0 +inf.0 (char-complement "|")) "|")
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(concatenation "|" (repeat 0 +inf.0 (char-complement "|"))))))))
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`((repetition 1 +inf.0
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(union (concatenation "|" (repetition 0 +inf.0 (char-complement "|")) "|")
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(concatenation "|" (repetition 0 +inf.0 (char-complement "|"))))))))
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(define t13 (build-test-dfa `((intersection (concatenation (intersection) "111" (intersection))
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(complement (union (concatenation (intersection) "01")
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(repeat 1 +inf.0 "1")))))))
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(repetition 1 +inf.0 "1")))))))
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(define t14 (build-test-dfa `((complement "1"))))
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|#
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)
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