cqfn/eo

/*
 * The MIT License (MIT)
 *
 * Copyright (c) 2016-2024 Objectionary.com
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included
 * in all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */

/*
 * @checkstyle PackageNameCheck (4 lines)
 * @checkstyle TrailingCommentCheck (3 lines)
 */
package EOorg.EOeolang; // NOPMD

import org.eolang.AtVoid;
import org.eolang.Atom;
import org.eolang.Data;
import org.eolang.Dataized;
import org.eolang.PhDefault;
import org.eolang.Phi;
import org.eolang.Versionized;
import org.eolang.XmirObject;

/**
 * TRY.
 *
 * @since 0.19
 * @checkstyle TypeNameCheck (5 lines)
 */
@Versionized
@XmirObject(oname = "try")
public final class EOtry extends PhDefault implements Atom {
    /**
     * Ctor.
     */
    @SuppressWarnings("PMD.ConstructorOnlyInitializesOrCallOtherConstructors")
    public EOtry() {
        this.add("main", new AtVoid("main"));
        this.add("catch", new AtVoid("catch"));
        this.add("finally", new AtVoid("finally"));
    }

    @Override
    public Phi lambda() {
        byte[] result;
        try {
            result = new Dataized(this.take("main")).take();
        } catch (final EOerror.ExError ex) {
            final Phi caught = this.take("catch").copy();
            caught.put(0, ex.enclosure());
            result = new Dataized(caught).take();
        } finally {
            new Dataized(this.take("finally")).take();
        }
        return new Data.ToPhi(result);
    }
}