open_tag works, and is renamed open.

git-svn-id: svn://hamptoncatlin.com/haml/trunk@410 7063305b-7217-0410-af8c-cdc13e5119b9

lib/haml/helpers.rb

@@ -191,30 +191,63 @@ module Haml
       nil
     end
 
-    # open_tag helps you construct HTML in your helpers.
-    # It can be used this way
     #
-    #   open_tag :table do
-    #     open_tag :tr do
-    #       open_tag :td do
+    # call-seq:
+    #   open(name, attributes = {}) {...}
+    #   open(name, text, attributes = {}) {...}
+    #
+    # Creates an HTML tag with the given name and optionally text and attributes.
+    # Can take a block that will be executed
+    # between when the opening and closing tags are output.
+    # If the block is a Haml block or outputs text using puts,
+    # the text will be properly indented.
+    # 
+    # For example,
+    #
+    #   open :table do
+    #     open :tr do
+    #       open :td, {:class => 'cell'} do
+    #         open :strong, "strong!"
     #         puts "data"
     #       end
-    #       open_tag :td do
+    #       open :td do
     #         puts "more_data"
     #       end
     #     end
     #   end
     #
-    # TODO: Make it output with better tabulation
+    # outputs
+    #
+    #   <table>
+    #     <tr>
+    #       <td class='cell'>
+    #         <strong>
+    #           strong!
+    #         </strong>
+    #         data
+    #       </td>
+    #       <td>
+    #         more_data
+    #       </td>
+    #     </tr>
+    #   </table>
+    #
+    # 
     # TODO: TEST!!!!
-    def open(name, text = nil, attributes = {}, &block)
-      puts "<#{name}#{Haml::Buffer.build_attributes(attributes)}>"
+    def open(name, attributes = {}, alt_atts = {}, &block)
+      text = nil
+      if attributes.is_a? String
+        text = attributes
+        attributes = alt_atts
+      end
+
+      puts "<#{name}#{buffer.build_attributes(attributes)}>"
       tab_up
         # Print out either the text (using push_text) or call the block and add an endline
         if text
           puts(text)
-        else
-          lock.call
+        elsif block
+          block.call
         end
       tab_down
       puts "</#{name}>"

test/haml/results/helpers.xhtml

@@ -45,7 +45,7 @@
 click
 <a href='thing'>here</a>.
 <p>baz</p>
-  <p>boom</p>
+                  <p>boom</p>
 foo
 <p>
   <form action="hello/world" method="post">
@@ -69,3 +69,16 @@ foo
   baz
   boom, again
 </p>
+<table>
+  <tr>
+    <td class='cell'>
+      <strong>
+        strong!
+      </strong>
+      data
+    </td>
+    <td>
+      more_data
+    </td>
+  </tr>
+</table>

test/haml/templates/helpers.haml

@@ -31,10 +31,10 @@ click
 = succeed '.' do
   %a{:href=>"thing"} here
 %p baz
-- tab_up
+- buffer.tabulation = 10
 %p boom
 - concat "foo\n"
-- tab_down
+- buffer.tabulation = 0
 - def url_for(*stuff); stuff.join(' '); end
 %p
   = form_tag 'hello/world'
@@ -54,3 +54,10 @@ click
   - puts "boom"
   baz
   - puts "boom, again"
+- open :table do
+  - open :tr do
+    - open :td, {:class => 'cell'} do
+      - open :strong, "strong!"
+      - puts "data"
+    - open :td do
+      - puts "more_data"