protected void printFeatures(FSTNode node, boolean start) {
if (node.getType().equals("CompilationUnit") || !coveredByParent(node, node.getParent())) {
if (start) printToken(startIfdef(FeatureExpressions.get(node)));
else printToken(endIfdef(FeatureExpressions.get(node)));
}
}
/**
* extracts the feature name
*
* @param node `Feature` node or descendant of a `Feature` node.
* @return name of the feature this node is a descendant of, e.g. "Base".
*/
public String getFeatureName(FSTNode node) {
if (node.getType().equals("Feature")) return node.getName();
else return getFeatureName(node.getParent());
}
private static String getFeatureName(FSTNode node) {
if (node.getType().equals("Feature"))
return node.getName().toLowerCase() + (FSTGenComposerExtension.key ? "" : "()");
else return getFeatureName(node.getParent());
}
private boolean coveredByParent(FSTNode node, FSTNode parent) {
if (GuidslFileLoader.featureModel.checkCondition(
new Implies(FeatureExpressions.get(parent), FeatureExpressions.get(node)))) return true;
if (parent.getParent() != null) return coveredByParent(node, parent.getParent());
return false;
}