small corrections

Signed-off-by: Stefan Niederhauser <[email protected]>

Author: nidi3

graphviz-java/src/main/java/guru/nidi/graphviz/attribute/Label.java

@@ -145,7 +145,7 @@ private static String replaceMd(String s, String from, String to) {
 
     /**
      * Create either a simple, HTML or markdown label.
-     * If the value is not surrounded by < and >, a simple Label is created.
+     * If the value is not surrounded by &lt; and &gt;, a simple Label is created.
      * Otherwise if value contains some HTML tags, a HTML label is created.
      * Otherwise a markdown label is created.
      *

graphviz-taglet/src/main/java/guru/nidi/graphviz/GraphvizTaglet.java

@@ -30,11 +30,18 @@
  * Support graphviz inside javadoc.
  * <p>
  * {@graphviz
- * graph test {a -- b}
+ * graph test {
+ * rankdir=LR
+ * a -- b
+ * b -- c [color=red]
  * }
+ * }
+ * </p>
  * end
  */
 public class GraphvizTaglet implements Taglet {
+    private static final Pattern START_PATTERN = Pattern.compile("^\\s*(di)?graph\\s*(.*?)\\s\\{");
+
     public static void register(Map<String, Taglet> taglets) {
         final GraphvizTaglet taglet = new GraphvizTaglet();
         taglets.put(taglet.getName(), taglet);
@@ -92,8 +99,7 @@ public String toString(Tag tag) {
     }
 
     private String imageTitleOf(Tag tag) {
-        final Pattern startPattern = Pattern.compile("^\\s*(di)?graph\\s*(.*?)\\s\\{");
-        final Matcher matcher = startPattern.matcher(tag.text());
+        final Matcher matcher = START_PATTERN.matcher(tag.text());
         return matcher.find() ? matcher.group(2) : "";
     }