import { PartialKettleOptions } from './kettle.types';
/**
 * Exclude file if it finds a false include condition:
 * - Start with `__include_if__myValue__` or `__include_if__!myValue__`
 */
export declare function contentToInclude(input: string, partialOptions?: PartialKettleOptions): string | null;
/**
 * Replace a if block with its content
 * - Start with `__if__myValue__` or `__if__!myValue__`
 * - End with `__endif`
 */
export declare function replaceIfBlocks(input: string, partialOptions?: PartialKettleOptions): string;
/**
 * Replace a line containing `__if__myValue__` or `__if__!myValue__`
 * If the value is false, the lines are removed
 */
export declare function replaceIfLines(input: string, partialOptions?: PartialKettleOptions): string;
/**
 * Replaces `__replace__myValue__` with the value
 */
export declare function replaceValues(input: string, partialOptions?: PartialKettleOptions): string;
/**
 * Checks the __if__var__ of a string against the values
 * - If values are falsy returns null
 * - If values are truthy returns the string without the __if__var__
 */
export declare function stringToInclude(input: string, partialOptions?: PartialKettleOptions): string | null;