570 }
571 }
572 assert false : label + " was expected in lexical context " + LexicalContext.this + " but wasn't";
573 return false;
574 }
575
576 @Override
577 public String toString() {
578 final StringBuffer sb = new StringBuffer();
579 sb.append("[ ");
580 for (int i = 0; i < sp; i++) {
581 final Object node = stack[i];
582 sb.append(node.getClass().getSimpleName());
583 sb.append('@');
584 sb.append(Debug.id(node));
585 sb.append(':');
586 if (node instanceof FunctionNode) {
587 final FunctionNode fn = (FunctionNode)node;
588 final Source source = fn.getSource();
589 String src = source.toString();
590 if (src.indexOf(File.pathSeparator) != -1) {
591 src = src.substring(src.lastIndexOf(File.pathSeparator));
592 }
593 src += ' ';
594 src += source.getLine(fn.getStart());
595 sb.append(src);
596 }
597 sb.append(' ');
598 }
599 sb.append(" ==> ]");
600 return sb.toString();
601 }
602
603 private class NodeIterator <T extends LexicalContextNode> implements Iterator<T> {
604 private int index;
605 private T next;
606 private final Class<T> clazz;
607 private LexicalContextNode until;
608
609 NodeIterator(final Class<T> clazz) {
610 this(clazz, null);
611 }
612
613 NodeIterator(final Class<T> clazz, final LexicalContextNode until) {
614 this.index = sp - 1;
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570 }
571 }
572 assert false : label + " was expected in lexical context " + LexicalContext.this + " but wasn't";
573 return false;
574 }
575
576 @Override
577 public String toString() {
578 final StringBuffer sb = new StringBuffer();
579 sb.append("[ ");
580 for (int i = 0; i < sp; i++) {
581 final Object node = stack[i];
582 sb.append(node.getClass().getSimpleName());
583 sb.append('@');
584 sb.append(Debug.id(node));
585 sb.append(':');
586 if (node instanceof FunctionNode) {
587 final FunctionNode fn = (FunctionNode)node;
588 final Source source = fn.getSource();
589 String src = source.toString();
590 if (src.contains(File.pathSeparator)) {
591 src = src.substring(src.lastIndexOf(File.pathSeparator));
592 }
593 src += ' ';
594 src += fn.getLineNumber();
595 sb.append(src);
596 }
597 sb.append(' ');
598 }
599 sb.append(" ==> ]");
600 return sb.toString();
601 }
602
603 private class NodeIterator <T extends LexicalContextNode> implements Iterator<T> {
604 private int index;
605 private T next;
606 private final Class<T> clazz;
607 private LexicalContextNode until;
608
609 NodeIterator(final Class<T> clazz) {
610 this(clazz, null);
611 }
612
613 NodeIterator(final Class<T> clazz, final LexicalContextNode until) {
614 this.index = sp - 1;
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