private void addFolds(
BaseDocument doc,
List<? extends ASTElement> elements,
Map<String, List<OffsetRange>> folds,
List<OffsetRange> codeblocks)
throws BadLocationException {
for (ASTElement element : elements) {
ElementKind kind = element.getKind();
switch (kind) {
case FIELD:
case METHOD:
case CONSTRUCTOR:
case CLASS:
case MODULE:
ASTNode node = element.getNode();
OffsetRange range = ASTUtils.getRangeFull(node, doc);
// beware of synthetic elements
if ((kind == ElementKind.METHOD && !((MethodNode) node).isSynthetic())
|| (kind == ElementKind.CONSTRUCTOR && !((ConstructorNode) node).isSynthetic())
|| (kind == ElementKind.FIELD
&& ((FieldNode) node).getInitialExpression() instanceof ClosureExpression)
// Only make nested classes/modules foldable, similar to what the java editor is doing
|| (range.getStart() > Utilities.getRowStart(doc, range.getStart()))
&& kind != ElementKind.FIELD) {
int start = range.getStart();
// Start the fold at the END of the line behind last non-whitespace, remove curly brace,
// if any
start = Utilities.getRowLastNonWhite(doc, start);
if (start >= 0 && doc.getChars(start, 1)[0] != '{') {
start++;
}
int end = range.getEnd();
if (start != (-1) && end != (-1) && start < end && end <= doc.getLength()) {
range = new OffsetRange(start, end);
codeblocks.add(range);
}
}
break;
}
List<? extends ASTElement> children = element.getChildren();
if (children != null && children.size() > 0) {
addFolds(doc, children, folds, codeblocks);
}
}
}
@Override
public List<? extends StructureItem> getNestedItems() {
List<ASTElement> nested = node.getChildren();
if ((nested != null) && (nested.size() > 0)) {
List<GroovyStructureItem> children = new ArrayList<GroovyStructureItem>(nested.size());
// FIXME: the same old problem: AstElement != ElementHandle.
for (ASTElement co : nested) {
if (isVisible(co)) {
children.add(new GroovyStructureItem(co, info));
}
}
return children;
} else {
return Collections.emptyList();
}
}
