io.trino.json.ir.IrArithmeticUnary Maven / Gradle / Ivy

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/*
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package io.trino.json.ir;

import io.trino.spi.type.Type;

import java.util.Optional;

import static java.util.Objects.requireNonNull;

public record IrArithmeticUnary(Sign sign, IrPathNode base, Optional type)
        implements IrPathNode
{
    public IrArithmeticUnary
    {
        requireNonNull(type, "type is null");
        requireNonNull(sign, "sign is null");
        requireNonNull(base, "base is null");
    }

    @Override
    public  R accept(IrJsonPathVisitor visitor, C context)
    {
        return visitor.visitIrArithmeticUnary(this, context);
    }

    public enum Sign
    {
        PLUS("+"),
        MINUS("-");

        private final String sign;

        Sign(String sign)
        {
            this.sign = requireNonNull(sign, "sign is null");
        }

        public String getSign()
        {
            return sign;
        }
    }
}