import type { LiteralBlock } from "./types.js";
export interface PhysicalSourceLine {
    content: string;
    terminator: string;
}
export declare function splitPhysicalSource(source: string): PhysicalSourceLine[];
/**
 * Frame opaque source in a YAML literal scalar. The source bytes are never
 * split and reassembled with normalized line endings: each physical line is
 * prefixed once, while its original terminator is appended unchanged.
 */
export declare function literalBlock(source: string, indent: number, contentIndent?: number): LiteralBlock;
export declare function renderLiteralField(key: string, source: string, propertyIndent: number, ensureTerminator?: boolean): string;
/** Remove the known YAML framing from a generated literal field for byte checks. */
export declare function unframeLiteralSource(framed: string, indent: number): string;