use #lang and reindent

svn: r15917

collects/eopl/eopl-tool.ss

@@ -1,4 +1,3 @@
-
 #|
 
 The EoPL language can almost be specified via info.ss fields, but
@@ -8,53 +7,54 @@ wraps the load of the module.)
 
 |#
 
-(module eopl-tool mzscheme
-  (require mzlib/unit
-	   mzlib/class
-	   drscheme/tool
-           string-constants)
-  
-  (provide tool@)
+#lang mzscheme
 
-  (define tool@
-    (unit
-      (import drscheme:tool^)
-      (export drscheme:tool-exports^)
-      (define language-base%
-	(class* object% (drscheme:language:simple-module-based-language<%>)
-	  (define/public (get-language-numbers)
-	    '(-500 -400))
-	  (define/public (get-language-position)
-	    (list (string-constant teaching-languages)
-                  "Essentials of Programming Languages (3rd ed.)"))
-	  (define/public (get-module)
-	    '(lib "eopl/eopl.ss"))
-	  (define/public (get-one-line-summary)
-	    "Based on the Friedman, Wand, and Haynes text")
-          (define/public (get-language-url)
-	    "http://www.eopl3.com/")
-	  (define/public (get-reader)
-	    (lambda (src port)
-              (let ([v (read-syntax src port)])
-                (if (eof-object? v)
-                  v
-                  (namespace-syntax-introduce v)))))
-	  (super-instantiate ())))
+(require mzlib/unit
+         mzlib/class
+         drscheme/tool
+         string-constants)
 
-      (define language%
-	(class (drscheme:language:module-based-language->language-mixin
-		(drscheme:language:simple-module-based-language->module-based-language-mixin
-		 language-base%))
-	  (define/override (use-namespace-require/copy?) #t)
-	  (define/override (on-execute settings run-in-user-thread)
-	    (super on-execute settings run-in-user-thread)
-            (print-mpair-curly-braces #f)
-	    (run-in-user-thread
-	     (lambda ()
-	       ((namespace-variable-value 'install-eopl-exception-handler)))))
-	  (super-instantiate ())))
+(provide tool@)
 
-      (define (phase1) (void))
-      (define (phase2)
-	(drscheme:language-configuration:add-language 
-	 (make-object ((drscheme:language:get-default-mixin) language%)))))))
+(define tool@
+  (unit
+   (import drscheme:tool^)
+   (export drscheme:tool-exports^)
+   (define language-base%
+     (class* object% (drscheme:language:simple-module-based-language<%>)
+       (define/public (get-language-numbers)
+         '(-500 -400))
+       (define/public (get-language-position)
+         (list (string-constant teaching-languages)
+               "Essentials of Programming Languages (3rd ed.)"))
+       (define/public (get-module)
+         '(lib "eopl/eopl.ss"))
+       (define/public (get-one-line-summary)
+         "Based on the Friedman, Wand, and Haynes text")
+       (define/public (get-language-url)
+         "http://www.eopl3.com/")
+       (define/public (get-reader)
+         (lambda (src port)
+           (let ([v (read-syntax src port)])
+             (if (eof-object? v)
+               v
+               (namespace-syntax-introduce v)))))
+       (super-instantiate ())))
+
+   (define language%
+     (class (drscheme:language:module-based-language->language-mixin
+             (drscheme:language:simple-module-based-language->module-based-language-mixin
+              language-base%))
+       (define/override (use-namespace-require/copy?) #t)
+       (define/override (on-execute settings run-in-user-thread)
+         (super on-execute settings run-in-user-thread)
+         (print-mpair-curly-braces #f)
+         (run-in-user-thread
+          (lambda ()
+            ((namespace-variable-value 'install-eopl-exception-handler)))))
+       (super-instantiate ())))
+
+   (define (phase1) (void))
+   (define (phase2)
+     (drscheme:language-configuration:add-language 
+      (make-object ((drscheme:language:get-default-mixin) language%))))))