From d63676b79430cac0b54bf50de5564a533866f9e2 Mon Sep 17 00:00:00 2001
From: bnewbold <bnewbold@eta.mit.edu>
Date: Thu, 12 Feb 2009 13:46:00 -0500
Subject: typo correction

---
 ps01_grep/ps01_bnewbold.txt | 18 ++++++++++++++++--
 ps01_grep/ps01_work.scm     | 45 +++++++++++++++++++++++++++++++++++++++------
 2 files changed, 55 insertions(+), 8 deletions(-)

diff --git a/ps01_grep/ps01_bnewbold.txt b/ps01_grep/ps01_bnewbold.txt
index 52979e7..8968157 100644
--- a/ps01_grep/ps01_bnewbold.txt
+++ b/ps01_grep/ps01_bnewbold.txt
@@ -174,7 +174,7 @@ c) (not, uh, fully tested...)
   (let ((choose-grep (lambda (x)
                       (cond
                        ((string? x) x)
-                       ((list? x) (car x))))))
+                       ((list? x) ((car x)))))))
   (apply string-append (map choose-grep exprs))))
 
 (r-grep:seq "a" "b" '("grep" "egrep"))
@@ -184,7 +184,7 @@ c) (not, uh, fully tested...)
   (let ((choose-egrep (lambda (x)
                       (cond
                        ((string? x) x)
-                       ((list? x) (cadr x))))))
+                       ((list? x) ((cadr x)))))))
   (apply string-append (map choose-egrep exprs))))
 
 #| test:
@@ -340,6 +340,20 @@ c) (not, uh, fully tested...)
       (r:grep-like "grep" '("-E") ((cadr expr)) filename)
       (r:grep-like "egrep" '() ((cadr expr)) filename)))
 
+#| final tests:
+(r:seq (r:repeat 2 3 (r:quote "cat")) (r:+ (r:quote "dog")))
+;Value: (#[compound-procedure 18] #[compound-procedure 19])
+((car (r:seq (r:repeat 2 3 (r:quote "cat")) (r:+ (r:quote "dog")))))
+;Value: "\\(cat\\)\\{2,3\\}\\(dog\\)\\{1,\\}"
+((cadr (r:seq (r:repeat 2 3 (r:quote "cat")) (r:+ (r:quote "dog")))))
+;Value: "(cat){2,3}(dog){1,}"
+
 (pp (r:grep (r:seq (r:repeat 2 3 (r:quote "cat")) (r:+ (r:quote "dog")))
             "tests.txt"))
+; ("[10]. catcatdogdog" "[12]. catcatcatdogdogdog")
+(pp (r:egrep (r:seq (r:repeat 2 3 (r:quote "cat")) (r:+ (r:quote "dog")))
+            "tests.txt"))
+; ("[10]. catcatdogdog" "[12]. catcatcatdogdogdog")
+
+|#
 
diff --git a/ps01_grep/ps01_work.scm b/ps01_grep/ps01_work.scm
index 7338f20..a38cc9c 100644
--- a/ps01_grep/ps01_work.scm
+++ b/ps01_grep/ps01_work.scm
@@ -155,17 +155,14 @@
   (let ((choose-grep (lambda (x)
 		      (cond
 		       ((string? x) x)
-		       ((list? x) (car x))))))
+		       ((list? x) ((car x)))))))
   (apply string-append (map choose-grep exprs))))
 
-(r-grep:seq "a" "b" '("grep" "egrep"))
-; abgrep
-
 (define (r-egrep:seq . exprs)
   (let ((choose-egrep (lambda (x)
 		      (cond
 		       ((string? x) x)
-		       ((list? x) (cadr x))))))
+		       ((list? x) ((cadr x)))))))
   (apply string-append (map choose-egrep exprs))))
 
 #| test:
@@ -284,6 +281,30 @@
   (cons (lambda () (r-grep:repeat min max expr)) 
 	(cons (lambda () (r-egrep:repeat min max expr)) '())))
 
+#| tests:
+(r-grep:repeat 1 3 "d")
+;Value: "\\(d\\)\\{1,3\\}"
+(r-egrep:repeat 1 3 "d")
+;Value: "(d){1,3}"
+((car (r:repeat 2 2 "asdf")))
+;Value: "\\(asdf\\)\\{2\\}"
+((cadr (r:repeat 2 2 "asdf")))
+;Value: "(asdf){2}"
+
+((cadr (r:repeat 3 #f "asdf")))
+;Value: "(asdf){3,}"
+
+(r:+ "asdf")
+;Value: (#[compound-procedure 21] #[compound-procedure 22])
+((car (r:+ "asdf")))
+;Value: "\\(asdf\\)\\{1,\\}"
+
+((car (r:+ (r:+ (r:quote "a")))))
+;Value: "\\(\\(a\\)\\{1,\\}\\)\\{1,\\}"
+
+((car (r:seq (r:quote "a"))))
+|#
+
 (define (r-grep:subexp . exprs)
   (string-append "\\(" (apply string-append 
 			    (map (lambda (x)
@@ -321,10 +342,22 @@
       (r:grep-like "grep" '("-E") ((cadr expr)) filename)
       (r:grep-like "egrep" '() ((cadr expr)) filename)))
 
+#| final tests:
+(r:seq (r:repeat 2 3 (r:quote "cat")) (r:+ (r:quote "dog")))
+;Value: (#[compound-procedure 18] #[compound-procedure 19])
+((car (r:seq (r:repeat 2 3 (r:quote "cat")) (r:+ (r:quote "dog")))))
+;Value: "\\(cat\\)\\{2,3\\}\\(dog\\)\\{1,\\}"
+((cadr (r:seq (r:repeat 2 3 (r:quote "cat")) (r:+ (r:quote "dog")))))
+;Value: "(cat){2,3}(dog){1,}"
+
 (pp (r:grep (r:seq (r:repeat 2 3 (r:quote "cat")) (r:+ (r:quote "dog")))
 	    "tests.txt"))
+; ("[10]. catcatdogdog" "[12]. catcatcatdogdogdog")
+(pp (r:egrep (r:seq (r:repeat 2 3 (r:quote "cat")) (r:+ (r:quote "dog")))
+	    "tests.txt"))
+; ("[10]. catcatdogdog" "[12]. catcatcatdogdogdog")
 
-
+|#
 
 
 
-- 
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