Reworked user-defined escaping to suit my tastes.

src/main/java/com/samskivert/mustache/Escapers.java

@@ -0,0 +1,40 @@
+//
+// JMustache - A Java implementation of the Mustache templating language
+// http://github.com/samskivert/jmustache/blob/master/LICENSE
+
+package com.samskivert.mustache;
+
+/**
+ * Defines some standard {@link Mustache.Escaper}s.
+ */
+public class Escapers
+{
+    /** Escapes HTML entities. */
+    public static final Mustache.Escaper HTML = simple(new String[][] {
+        { "&",  "&" },
+        { "'",  "'" },
+        { "\"", """ },
+        { "<",  "&lt;" },
+        { ">",  "&gt;" }
+    });
+
+    /** An escaper that does no escaping. */
+    public static final Mustache.Escaper NONE = new Mustache.Escaper() {
+        @Override public String escape (String text) {
+            return text;
+        }
+    };
+
+    /** Returns an escaper that replaces a list of text sequences with canned replacements.
+     * @param repls a list of {@code (text, replacement)} pairs. */
+    public static Mustache.Escaper simple (final String[]... repls) {
+        return new Mustache.Escaper() {
+            @Override public String escape (String text) {
+                for (String[] escape : repls) {
+                    text = text.replace(escape[0], escape[1]);
+                }
+                return text;
+            }
+        };
+    }
+}