When creating a blueprint chain with a factory, allow blueprints defi…

…ned after blueprints based in ``generic_input_renderer``.

CHANGES.rst

@@ -5,7 +5,8 @@ History
 2.2.1 (unreleased)
 ------------------
 
-- No chnages yet.
+- When creating a blueprint chain with a factory, allow blueprints defined after blueprints based in ``generic_input_renderer``.
+  [thet]
 
 
 2.2 (2016-10-06)

src/yafowil/common.py

@@ -309,12 +309,17 @@ def input_attributes_full(widget, data, value=None):
 
 
 @managedprops(*css_managed_props)
-def input_generic_renderer(widget, data, custom_attrs={}):
+def input_generic_renderer(widget, data, pos='before', custom_attrs={}):
     """Generic HTML ``input`` tag render.
     """
     input_attrs = input_attributes_full(widget, data)
     input_attrs.update(custom_attrs)
-    return data.tag('input', **input_attrs)
+    rendered = data.tag('input', **input_attrs)
+    if pos == 'before':
+        rendered = rendered + (data.rendered or u'')
+    else:
+        rendered = (data.rendered or u'') + rendered
+    return rendered
 
 
 # multivalued is not documented, because its only valid for specific blueprints
@@ -333,7 +338,7 @@ def display_proxy_renderer(widget, data):
                 input_attrs = input_attributes_full(widget, data, value=val)
                 rendered += data.tag('input', **input_attrs)
         else:
-            rendered += input_generic_renderer(widget, data)
+            rendered = input_generic_renderer(widget, data, pos='after')
         if orgin_type:
             widget.attrs['type'] = orgin_type
         else:
@@ -389,10 +394,11 @@ def generic_positional_rendering_helper(tagname, message, attrs, rendered, pos,
     pos
         position how to place the newtag relative to the prior rendered:
         'before'='<newtag>message</newtag>rendered',
-        'after' ='<newtag>message</newtag>'
+        'after' ='rendered<newtag>message</newtag>'
         'inner-before'= <newtag>message rendered</newtag>
         'inner-after'= <newtag>rendered message</newtag>
     """
+    rendered = rendered or u''
     if pos not in ['before', 'after', 'inner-before', 'inner-after']:
         raise ValueError('Invalid value for position "{0}"'.format(pos))
     if pos.startswith('inner'):

src/yafowil/common.rst

@@ -449,8 +449,7 @@ hidden field::
     >>> wrapped_pxml(widget())
     <div>
       <div class="display-text" id="display-DISPLAY">lorem ipsum</div>
-      <input class="text" id="input-DISPLAY" name="DISPLAY" type="hidden" 
-        value="lorem ipsum"/>
+      <input class="text" id="input-DISPLAY" name="DISPLAY" type="hidden" value="lorem ipsum"/>
     </div>
     <BLANKLINE>
 
@@ -470,6 +469,23 @@ Skip mode renders empty string.::
     >>> widget()
     u''
 
+Multiple blueprints::
+
+    >>> widget = factory(
+    ...     'label:text:help',
+    ...     name="textinput",
+    ...     props={
+    ...         'label': 'label before input',
+    ...         'help': 'help after input',
+    ...     }
+    ... )
+    >>> wrapped_pxml(widget())
+    <div>
+      <label for="input-textinput">label before input</label>
+      <input class="text" id="input-textinput" name="textinput" type="text" value=""/>
+      <div class="help">help after input</div>
+    </div>
+    <BLANKLINE>
 
 Datatype extraction
 -------------------