--- /dev/null
+<!doctype html>
+<html>
+ <head>
+ <meta charset="utf-8">
+ <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>