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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 * The Universal Permissive License (UPL), Version 1.0
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 * person obtaining a copy of this software, associated documentation and/or
 * data (collectively the "Software"), free of charge and under any and all
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 * (a) the Software, and
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package com.oracle.truffle.regex.result;

import com.oracle.truffle.api.CompilerDirectives.TruffleBoundary;
import com.oracle.truffle.regex.tregex.util.json.Json;
import com.oracle.truffle.regex.tregex.util.json.JsonConvertible;
import com.oracle.truffle.regex.tregex.util.json.JsonObject;

public abstract class LazyResult extends RegexResult implements JsonConvertible {

    private final Object input;
    private final int fromIndex;
    private final int end;

    public LazyResult(Object input, int fromIndex, int end) {
        this.input = input;
        this.fromIndex = fromIndex;
        this.end = end;
    }

    public Object getInput() {
        return input;
    }

    public int getFromIndex() {
        return fromIndex;
    }

    public int getEnd() {
        return end;
    }

    /**
     * Forces evaluation of this lazy regex result. For debugging purposes only.
     */
    public abstract void debugForceEvaluation();

    @TruffleBoundary
    @Override
    public JsonObject toJson() {
        return Json.obj(Json.prop("input", getInput().toString()),
                        Json.prop("fromIndex", fromIndex),
                        Json.prop("end", end));
    }
}