Add {{& blah}} as an alias for {{{ blah }}}

pystache/template.py

@@ -52,7 +52,7 @@ class Template(object):
         section = r"%(otag)s\#([^\}]*)%(ctag)s\s*(.+?)\s*%(otag)s/\1%(ctag)s"
         self.section_re = re.compile(section % tags, re.M|re.S)
 
-        tag = r"%(otag)s(#|=|!|>|\{)?(.+?)\1?%(ctag)s+"
+        tag = r"%(otag)s(#|=|&|!|>|\{)?(.+?)\1?%(ctag)s+"
         self.tag_re = re.compile(tag % tags)
 
     def render_sections(self, template, context):
@@ -108,6 +108,7 @@ class Template(object):
         return ''
 
     @modifier('{')
+    @modifier('&')
     def render_unescaped(self, tag_name=None, context=None):
         """Render a tag without escaping it."""
         return unicode(context.get(tag_name, ''))

tests/test_examples.py

@@ -38,6 +38,12 @@ class TestView(unittest.TestCase):
     def test_unescaped(self):
         self.assertEquals(Unescaped().render(), "<h1>Bear > Shark</h1>")
 
+    def test_unescaped_sigil(self):
+        view = Escaped(template="<h1>{{& thing}}</h1>", context={
+                'thing': 'Bear > Giraffe'
+                })
+        self.assertEquals(view.render(), "<h1>Bear > Giraffe</h1>")
+
     def test_template_partial(self):
         self.assertEquals(TemplatePartial().render(), """<h1>Welcome</h1>
 Again, Welcome!""")