private Node parseBlock()
{
Token token = expect(typeof(Block));
Block blockToken = (Block)token;
String mode = blockToken.getMode();
String name = blockToken.getValue().Trim();
Node blockNode;
if (peek() is Indent)
{
blockNode = block();
}
else
{
blockNode = new BlockNode();
blockNode.setLineNumber(blockToken.getLineNumber());
blockNode.setFileName(filename);
}
((BlockNode)blockNode).setMode(mode);
if (blocks.ContainsKey(name))
{
BlockNode prev = (BlockNode)blocks[name];
if ("append".Equals(prev.getMode()))
{
blockNode.getNodes().AppendRange(prev.getNodes());
}
if ("prepend".Equals(prev.getMode()))
{
blockNode.getNodes().PrependRange(prev.getNodes());
}
if ("replace".Equals(prev.getMode()))
{
blockNode = prev;
}
}
blocks.Add(name, blockNode);
return(blockNode);
}