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/*
* Copyright 2011 Vaadin Ltd.
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may not
* use this file except in compliance with the License. You may obtain a copy of
* the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations under
* the License.
*/
package com.vaadin.sass.internal.visitor;
import com.vaadin.sass.internal.tree.NestPropertiesNode;
import com.vaadin.sass.internal.tree.Node;
import com.vaadin.sass.internal.tree.RuleNode;
/**
* Handle nested properties nodes (e.g. "font: { family: serif; }" to
* "font-family: serif;").
*
* Sample SASS code (from www.sass-lang.com):
*
* <pre>
* li {
* font: {
* family: serif;
* weight: bold;
* size: 1.2em;
* }
* }
* </pre>
*
* Note that this does not apply to nested blocks, which are handled by
* {@link BlockNodeHandler}.
*/
public class NestedNodeHandler {
public static void traverse(NestPropertiesNode node) {
Node previous = node;
for (RuleNode unNested : node.unNesting()) {
node.getParentNode().appendChild(unNested, previous);
previous = unNested;
}
node.getParentNode().removeChild(node);
}
}
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