import { AbstractDiffWriter, type ColoredDiff } from "../../internal.mjs";
/**
 * Base implementation for all color diff writers.
 */
declare abstract class AbstractColorWriter extends AbstractDiffWriter implements ColoredDiff {
    /**
     * A padding character used to align values vertically.
     */
    static readonly DIFF_PADDING = "/";
    /**
     * Maps from a line number in the actual value to the decoration at the end of the line.
     */
    private lineToActualDecoration;
    /**
     * Maps from a line number in the expected value to the decoration at the end of the line.
     */
    private lineToExpectedDecoration;
    protected constructor();
    addActualLine(number: number): void;
    addExpectedLine(number: number): void;
    writeEqual(text: string): void;
    writeDeleted(text: string): void;
    writeInserted(text: string): void;
    protected beforeFlush(): void;
    getDiffLines(): string[];
    protected abstract afterFlush(): void;
    abstract decorateDeletedText(text: string): string;
    abstract decorateEqualText(text: string): string;
    abstract decorateInsertedText(text: string): string;
    abstract decoratePadding(text: string): string;
}
export { AbstractColorWriter };