Handle meta hashes on inline elements

lib/markdown.js

@@ -1019,6 +1019,40 @@ Markdown.dialects.Maruku.block.block_meta = function block_meta( block, next ) {
   return result;
 }
 
+Markdown.dialects.Maruku.inline[ "{:" ] = function inline_meta( text, matches, out ) {
+  // get the preceeding element
+  if ( !out.length ) return [ 2 ];
+  var before = out[ out.length - 1 ];
+
+  if ( typeof before === "string" ) {
+    return [ 2, "{:" ];
+  }
+
+  // match a meta hash
+  var m = text.match( /^\{:\s+((?:\\\}|[^\}])*)\s*\}/ );
+
+  // no match, false alarm
+  if ( !m ) {
+    return [ 2, "{:" ];
+  }
+
+  // attach the attributes to the preceeding element
+  var meta = process_meta_hash( m[ 1 ] ),
+      attr = extract_attr( before );
+
+  if ( !attr ) {
+    attr = {};
+    before.splice( 1, 0, attr );
+  }
+
+  for ( var k in meta ) {
+    attr[ k ] = meta[ k ];
+  }
+
+  // cut out the string and replace it with nothing
+  return [ m[ 0 ].length, "" ];
+}
+
 Markdown.buildBlockOrder ( Markdown.dialects.Maruku.block );
 Markdown.buildInlinePatterns( Markdown.dialects.Maruku.inline );