Method inline

basex-core/src/main/java/org/basex/query/expr/Mapping.java:111–138

(final InlineContext ic)

  }

  @Override
  public final Expr inline(final InlineContext ic) throws QueryException {
    boolean changed = false;
    // context inlining: only consider first expression
    final CompileContext cc = ic.cc;
    final int el = ic.var == null ? 1 : exprs.length;
    final boolean items = items();
    for(int e = 0; e < el; e++) {
      Expr inlined;
      try {
        inlined = exprs[e].inline(ic);
      } catch(final QueryException ex) {
        // replace original expression with error
        inlined = FnError.get(ex, exprs[e]);
      }
      if(inlined != null) {
        exprs[e] = inlined;
        changed = true;
      } else {
        inlined = exprs[e];
      }
      if(e == 0) cc.pushFocus(inlined, items);
      else cc.updateFocus(inlined, items);
    }
    cc.removeFocus();

    return changed ? optimize(cc) : null;
  }

  @Override
  public final void markTailCalls(final CompileContext cc) {