/**
 * Writer - Efficient string building for code generation
 *
 * Avoids repeated string concatenation by using an array-based approach.
 */
export declare class Writer {
    private parts;
    private currentIndent;
    private indentString;
    /**
     * Push a string to the output
     */
    push(text: string): void;
    /**
     * Push a newline
     */
    newline(): void;
    /**
     * Set the indentation level
     */
    indent(level: number): void;
    /**
     * Push text with current indentation
     */
    pushIndented(text: string): void;
    /**
     * Push a line with current indentation
     */
    pushLine(text: string): void;
    /**
     * Push a blank line
     */
    pushBlankLine(): void;
    /**
     * Get the final string
     */
    toString(): string;
    /**
     * Clear all content
     */
    clear(): void;
}