hardhat/dist/src/internal/builtin-plugins/network-manager/hook-handlers/hre.js

Hardhat is an extensible developer tool that helps smart contract developers increase productivity by reliably bringing together the tools they want.

import { DEFAULT_NETWORK_NAME } from "../../../constants.js";
export default async () => ({
    created: async (context, hre) => {
        let networkManager;
        hre.network = {
            async create(networkConnectionParams) {
                if (networkManager === undefined) {
                    networkManager = await createNetworkManager(hre, context);
                }
                return await networkManager.create(networkConnectionParams);
            },
            async connect(networkConnectionParams) {
                if (networkManager === undefined) {
                    networkManager = await createNetworkManager(hre, context);
                }
                return await networkManager.connect(networkConnectionParams);
            },
            async getOrCreate(networkOrParams) {
                if (networkManager === undefined) {
                    networkManager = await createNetworkManager(hre, context);
                }
                return await networkManager.getOrCreate(networkOrParams);
            },
            async createServer(...params) {
                if (networkManager === undefined) {
                    networkManager = await createNetworkManager(hre, context);
                }
                return await networkManager.createServer(...params);
            },
        };
        // To avoid adding `wasConnectCalled` to the public interface of
        // `NetworkManager`, we add this pass through method that is only
        // called from the `main` function.
        Object.defineProperty(hre.network, "wasConnectCalled", {
            value: () => networkManager !== undefined &&
                "wasConnectCalled" in networkManager &&
                typeof networkManager.wasConnectCalled === "function" &&
                networkManager.wasConnectCalled(),
            enumerable: false,
        });
    },
});
async function createNetworkManager(hre, context) {
    const { NetworkManagerImplementation } = await import("../network-manager.js");
    return new NetworkManagerImplementation(hre.globalOptions.network !== undefined
        ? hre.globalOptions.network
        : DEFAULT_NETWORK_NAME, hre.config.defaultChainType, hre.config.networks, context.hooks, context.artifacts, hre.userConfig, hre.config.chainDescriptors, hre.globalOptions.config, hre.config.paths.root, hre.globalOptions.verbosity);
}
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