ai.timefold.jpyinterpreter.opcodes.exceptions.PopExceptOpcode Maven / Gradle / Ivy

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Timefold solves planning problems. This lightweight, embeddable planning engine implements powerful and scalable algorithms to optimize business resource scheduling and planning. This module contains the Python interpreter.

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package ai.timefold.jpyinterpreter.opcodes.exceptions;

import ai.timefold.jpyinterpreter.FunctionMetadata;
import ai.timefold.jpyinterpreter.PythonBytecodeInstruction;
import ai.timefold.jpyinterpreter.PythonVersion;
import ai.timefold.jpyinterpreter.StackMetadata;
import ai.timefold.jpyinterpreter.implementors.ExceptionImplementor;
import ai.timefold.jpyinterpreter.opcodes.AbstractOpcode;

public class PopExceptOpcode extends AbstractOpcode {

    public PopExceptOpcode(PythonBytecodeInstruction instruction) {
        super(instruction);
    }

    @Override
    protected StackMetadata getStackMetadataAfterInstruction(FunctionMetadata functionMetadata, StackMetadata stackMetadata) {
        if (functionMetadata.pythonCompiledFunction.pythonVersion.isAtLeast(PythonVersion.PYTHON_3_11)) {
            return stackMetadata.pop(1);
        } else {
            return stackMetadata.pop(3);
        }
    }

    @Override
    public void implement(FunctionMetadata functionMetadata, StackMetadata stackMetadata) {
        ExceptionImplementor.startExceptOrFinally(functionMetadata, stackMetadata);
    }
}