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package com.vladsch.flexmark.util.ast;

import com.vladsch.flexmark.util.data.DataHolder;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;

/**
 * Render interface for rendering implementation for RenderingTestCase
 */
public interface IRender {
    // CAUTION: the reason this is not a Document, which it always is in practice is for tests which generate
    //    a fake NODE and generating a fake Document (unless made into an interface and without extras) would be too difficult
    void render(@NotNull Node document, @NotNull Appendable output);

    /**
     * Render the tree of nodes to HTML.
     *
     * @param document the root node
     * @return the rendered HTML
     */
    @NotNull
    default String render(@NotNull Node document) {
        StringBuilder sb = new StringBuilder();
        render(document, sb);
        return sb.toString();
    }

    /**
     * Get Options for parsing
     *
     * @return DataHolder for options
     */
    @Nullable DataHolder getOptions();
}