Class AstException

src/main/lombok/ast/AstException.java:26–49

import lombok.EqualsAndHashCode;

@EqualsAndHashCode(callSuper=false)
public class AstException extends RuntimeException {
	private final Node problemNode;
	private final String message;
	
	public AstException(Node problemNode, String message) {
		super(message);
		this.message = message;
		this.problemNode = problemNode;
	}
	
	@Override public String toString() {
		if (problemNode == null && getMessage() == null) return "AstException (unknown cause)";
		if (problemNode == null) return "AstException: " + getMessage();
		String nodeDescription = problemNode == null ? "(null)" : (problemNode.getClass().getName() + "(toString failed)");
		try {
			nodeDescription = problemNode.toString();
		} catch (Throwable ignore) {
			//throwing exceptions in toString() is bad.
		}
		if (getMessage() == null) return "AstException at " + nodeDescription;
		return String.format("AstException: %s (at %s)", getMessage(), nodeDescription);
	}
}