import { Project } from "@atomist/automation-client";
import { PushAwareParametersInvocation } from "@atomist/sdm";
import { ParamInfo, TransformRecipe } from "../../ProjectAnalysis";
import { TransformRecipeContributor } from "../../TransformRecipeContributor";
/**
 * Path to YAML template definitions file
 * @type {string}
 */
export declare const YamlPath = "atomist-seed.yml";
/**
 * Parameter based on a placeholder.
 * literal is what was matched (e.g. $NAME$) to allow easy replacement.
 */
export declare type PlaceholderParameter = {
    name: string;
    literal: string;
} & ParamInfo;
/**
 * Type for format of file at $YamlPath
 * Format is like this:
 *
 * parameters:
 *    Thing:
 *       description: This is a thing
 *       pattern: [a-z]+
 */
export interface PlaceholderParameterDefinitions {
    parameters: {
        [name: string]: PlaceholderParameter;
    };
}
/**
 * Definition of a well-known parameter available to all
 * transforms.
 */
export interface WellKnownParameterDefinition {
    name: string;
    compute: (papi: PushAwareParametersInvocation<any>) => string;
}
/**
 * Identify and replace placeholders in a seed project.
 * Syntax is of form $$NAME$$, and may occur in files or directories.
 * Also handles cookie cutter templates.
 */
export declare class PlaceholderTransformRecipeContributor implements TransformRecipeContributor {
    private readonly placeholders;
    readonly wellKnownParameters: WellKnownParameterDefinition[];
    analyze(p: Project): Promise<TransformRecipe>;
    /**
     * Create a new PlaceholderTransformRecipeContributor.
     * It is possible to define alternative or additional placeholder expansions
     * and additional well known parameters.
     * @param {RegExp[]} placeholders placeholder patterns. Placeholders must be specified with /g
     * and must define a single capture group for the actual value.
     * @param customParameterDefinitions definitions of additional well known parameters
     */
    constructor(placeholders?: RegExp[], customParameterDefinitions?: WellKnownParameterDefinition[]);
}