hardhat/types/runtime.d.ts

import { Artifacts } from "./artifacts";
import { HardhatConfig, HardhatUserConfig, NetworkConfig } from "./config";
import { EIP1193Provider, EthereumProvider } from "./provider";
/**
 * This class is used to dynamically validate task's argument types.
 */
export interface ArgumentType<T> {
    /**
     * The type's name.
     */
    name: string;
    /**
     * Check if argument value is of type <T>.
     *
     * @param argName {string} argument's name - used for context in case of error.
     * @param argumentValue - value to be validated
     *
     * @throws HH301 if value is not of type <t>
     */
    validate(argName: string, argumentValue: any): void;
}
/**
 * This is a special case of ArgumentType.
 *
 * These types must have a human-friendly string representation, so that they
 * can be used as command line arguments.
 */
export interface CLIArgumentType<T> extends ArgumentType<T> {
    /**
     * Parses strValue into T. This function MUST throw HH301 if it
     * can parse the given value.
     *
     * @param argName argument's name - used for context in case of error.
     * @param strValue argument's string value to be parsed.
     */
    parse(argName: string, strValue: string): T;
}
export interface ConfigurableTaskDefinition {
    setDescription(description: string): this;
    setAction(action: ActionType<TaskArguments>): this;
    addParam<T>(name: string, description?: string, defaultValue?: T, type?: ArgumentType<T>, isOptional?: boolean): this;
    addOptionalParam<T>(name: string, description?: string, defaultValue?: T, type?: ArgumentType<T>): this;
    addPositionalParam<T>(name: string, description?: string, defaultValue?: T, type?: ArgumentType<T>, isOptional?: boolean): this;
    addOptionalPositionalParam<T>(name: string, description?: string, defaultValue?: T, type?: ArgumentType<T>): this;
    addVariadicPositionalParam<T>(name: string, description?: string, defaultValue?: T[], type?: ArgumentType<T>, isOptional?: boolean): this;
    addOptionalVariadicPositionalParam<T>(name: string, description?: string, defaultValue?: T[], type?: ArgumentType<T>): this;
    addFlag(name: string, description?: string): this;
}
declare function addTask<TaskArgumentsT extends TaskArguments>(name: string, description?: string, action?: ActionType<TaskArgumentsT>): ConfigurableTaskDefinition;
declare function addTask<TaskArgumentsT extends TaskArguments>(name: string, action: ActionType<TaskArgumentsT>): ConfigurableTaskDefinition;
type AddConfigurableTaskFunction = typeof addTask;
export interface ConfigurableScopeDefinition {
    setDescription(description: string): this;
    task: AddConfigurableTaskFunction;
    subtask: AddConfigurableTaskFunction;
}
export interface ParamDefinition<T> {
    name: string;
    defaultValue?: T;
    type: ArgumentType<T>;
    description?: string;
    isOptional: boolean;
    isFlag: boolean;
    isVariadic: boolean;
}
export interface OptionalParamDefinition<T> extends ParamDefinition<T> {
    defaultValue: T;
    isOptional: true;
}
export interface CLIOptionalParamDefinition<T> extends OptionalParamDefinition<T> {
    type: CLIArgumentType<T>;
}
export interface ParamDefinitionsMap {
    [paramName: string]: ParamDefinition<any>;
}
export interface TaskDefinition extends ConfigurableTaskDefinition {
    readonly scope?: string;
    readonly name: string;
    readonly description?: string;
    readonly action: ActionType<TaskArguments>;
    readonly isSubtask: boolean;
    readonly paramDefinitions: ParamDefinitionsMap;
    readonly positionalParamDefinitions: Array<ParamDefinition<any>>;
}
export interface ScopeDefinition extends ConfigurableScopeDefinition {
    readonly name: string;
    readonly description?: string;
    readonly tasks: TasksMap;
}
export type TaskIdentifier = string | {
    scope?: string;
    task: string;
};
/**
 * @type TaskArguments {object-like} - the input arguments for a task.
 *
 * TaskArguments type is set to 'any' because it's interface is dynamic.
 * It's impossible in TypeScript to statically specify a variadic
 * number of fields and at the same time define specific types for\
 * the argument values.
 *
 * For example, we could define:
 * type TaskArguments = Record<string, any>;
 *
 * ...but then, we couldn't narrow the actual argument value's type in compile time,
 * thus we have no other option than forcing it to be just 'any'.
 */
export type TaskArguments = any;
export interface SubtaskArguments {
    [subtaskName: string]: TaskArguments;
}
export interface RunSuperFunction<TaskArgumentsT extends TaskArguments> {
    (taskArguments?: TaskArgumentsT, subtaskArguments?: SubtaskArguments): Promise<any>;
    isDefined: boolean;
}
export type ActionType<TaskArgumentsT extends TaskArguments> = (taskArgs: TaskArgumentsT, env: HardhatRuntimeEnvironment, runSuper: RunSuperFunction<TaskArgumentsT>) => Promise<any>;
export interface HardhatArguments {
    network?: string;
    showStackTraces: boolean;
    version: boolean;
    help: boolean;
    emoji: boolean;
    config?: string;
    verbose: boolean;
    maxMemory?: number;
    tsconfig?: string;
    flamegraph?: boolean;
    typecheck?: boolean;
}
export type HardhatParamDefinitions = {
    [param in keyof Required<HardhatArguments>]: CLIOptionalParamDefinition<HardhatArguments[param]>;
};
export interface TasksMap {
    [name: string]: TaskDefinition;
}
export interface ScopesMap {
    [scopeName: string]: ScopeDefinition;
}
export type RunTaskFunction = (taskIdentifier: TaskIdentifier, taskArguments?: TaskArguments, subtaskArguments?: SubtaskArguments) => Promise<any>;
export interface HardhatRuntimeEnvironment {
    readonly config: HardhatConfig;
    readonly userConfig: HardhatUserConfig;
    readonly hardhatArguments: HardhatArguments;
    readonly tasks: TasksMap;
    readonly scopes: ScopesMap;
    readonly run: RunTaskFunction;
    readonly network: Network;
    readonly artifacts: Artifacts;
    readonly version: string;
}
export interface Network {
    name: string;
    config: NetworkConfig;
    provider: EthereumProvider;
}
/**
 * A function that receives a HardhatRuntimeEnvironment and
 * modify its properties or add new ones.
 */
export type EnvironmentExtender = (env: HardhatRuntimeEnvironment) => void;
/**
 * A function that receives a provider, crafts and returns a new one.
 * Adding and modifying the current provider is preferred over ignoring it and returning a new instance.
 */
export type ProviderExtender = (provider: EIP1193Provider, config: HardhatConfig, network: string) => EIP1193Provider | Promise<EIP1193Provider>;
export {};
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