/**
 * Helper function to unindent tagged strings in TypeScript code.
 *
 * @example
 *     const str = unindent `
 *         Some text
 *             which is multiline
 *         but the whole string is indented
 *     `;
 *     // str equals 'Some text\n    which is multiline\nbut the whole string is indented'
 */
export declare function unindent(parts: TemplateStringsArray, ...params: any[]): string;