Class FuncLit

basex-core/src/main/java/org/basex/query/func/FuncLit.java:23–155

A named function literal. @author BaseX Team, BSD License @author Leo Woerteler

 * @author Leo Woerteler
 */
public final class FuncLit extends Single implements Scope, XQFunctionExpr {
  /** Variable scope. */
  private final VarScope vs;
  /** Function name. */
  private final QNm name;
  /** Parameters. */
  private final Var[] params;
  /** Annotations. */
  private final AnnList anns;

  /**
   * Constructor.
   * @param info input info (can be {@code null})
   * @param expr function body
   * @param params parameters
   * @param anns annotations
   * @param seqType sequence type
   * @param name function name
   * @param vs variable scope
   */
  FuncLit(final InputInfo info, final Expr expr, final Var[] params, final AnnList anns,
      final SeqType seqType, final QNm name, final VarScope vs) {

    super(info, expr, seqType);
    this.name = name;
    this.params = params;
    this.anns = anns;
    this.vs = vs;
  }

  @Override
  public int arity() {
    return params.length;
  }

  @Override
  public QNm funcName() {
    return name;
  }

  @Override
  public QNm paramName(final int pos) {
    return params[pos].name;
  }

  @Override
  public AnnList annotations() {
    return anns;
  }

  @Override
  public Expr inline(final Expr[] exprs, final CompileContext cc) {
    return null;
  }

  @Override
  public boolean vacuousBody() {
    return false;