/** Resolve a model-supplied path inside the executing Agent's Session workspace. */
export declare function resolveWorkspaceDocument(inputPath: string, exec: any, extensions: readonly string[]): Promise<{
    absolutePath: string;
    relativePath: string;
    size: number;
}>;
/** Read one UTF-8 text document after workspace containment validation. */
export declare function readWorkspaceText(inputPath: string, exec: any, extensions: readonly string[]): Promise<{
    path: string;
    size: number;
    text: string;
}>;
/** Select a one-based inclusive line range and bound its returned characters. */
export declare function selectLines(text: string, startLine: number, endLine: number | undefined, maxChars: number): {
    text: string;
    startLine: number;
    endLine: number;
    totalLines: number;
    truncated: boolean;
};
/** Render structured tool values as model-readable JSON. */
export declare const renderDocumentResult: (_args: unknown, value: unknown) => {
    type: string;
    text: string;
}[];