[scannr.git] / js / flotr2 / examples / lib / codemirror / mode / scheme / index.html
--- a/js/flotr2/examples/lib/codemirror/mode/scheme/index.html
+++ b/js/flotr2/examples/lib/codemirror/mode/scheme/index.html
@@ -1,1 +1,65 @@
+<!doctype html>
+<html>
+  <head>
+    <title>CodeMirror: Scheme mode</title>
+    <link rel="stylesheet" href="../../lib/codemirror.css">
+    <script src="../../lib/codemirror.js"></script>
+    <script src="scheme.js"></script>
+    <style>.CodeMirror {background: #f8f8f8;}</style>
+    <link rel="stylesheet" href="../../doc/docs.css">
+  </head>
+  <body>
+    <h1>CodeMirror: Scheme mode</h1>
+    <form><textarea id="code" name="code">
+; See if the input starts with a given symbol.
+(define (match-symbol input pattern)
+  (cond ((null? (remain input)) #f)
+	((eqv? (car (remain input)) pattern) (r-cdr input))
+	(else #f)))
 
+; Allow the input to start with one of a list of patterns.
+(define (match-or input pattern)
+  (cond ((null? pattern) #f)
+	((match-pattern input (car pattern)))
+	(else (match-or input (cdr pattern)))))
+
+; Allow a sequence of patterns.
+(define (match-seq input pattern)
+  (if (null? pattern)
+      input
+      (let ((match (match-pattern input (car pattern))))
+	(if match (match-seq match (cdr pattern)) #f))))
+
+; Match with the pattern but no problem if it does not match.
+(define (match-opt input pattern)
+  (let ((match (match-pattern input (car pattern))))
+    (if match match input)))
+
+; Match anything (other than '()), until pattern is found. The rather
+; clumsy form of requiring an ending pattern is needed to decide where
+; the end of the match is. If none is given, this will match the rest
+; of the sentence.
+(define (match-any input pattern)
+  (cond ((null? (remain input)) #f)
+	((null? pattern) (f-cons (remain input) (clear-remain input)))
+	(else
+	 (let ((accum-any (collector)))
+	   (define (match-pattern-any input pattern)
+	     (cond ((null? (remain input)) #f)
+		   (else (accum-any (car (remain input)))
+			 (cond ((match-pattern (r-cdr input) pattern))
+			       (else (match-pattern-any (r-cdr input) pattern))))))
+	   (let ((retval (match-pattern-any input (car pattern))))
+	     (if retval
+		 (f-cons (accum-any) retval)
+		 #f))))))
+</textarea></form>
+    <script>
+      var editor = CodeMirror.fromTextArea(document.getElementById("code"), {});
+    </script>
+
+    <p><strong>MIME types defined:</strong> <code>text/x-scheme</code>.</p>
+
+  </body>
+</html>
+