MidlHardhatEnvironment API Reference

The MidlHardhatEnvironment class provides a programmatic interface for deploying and interacting with contracts in a Bitcoin-EVM hybrid environment using Hardhat and MIDL tools.

Constructor

new MidlHardhatEnvironment(hre: HardhatRuntimeEnvironment)

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Methods

initialize

initialize(accountIndex?: number): Promise<void>

Initializes the environment and sets up the wallet and config.

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deploy

deploy(name: string, options?, intentionOptions?): Promise<void>

Deploys a contract by name with optional transaction and intention options.

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getDeployment

getDeployment(name: string): Promise<{ txId: string; address: Address; abi: any[] } | null>

Retrieves deployment information for a contract by name.

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callContract

callContract(name: string, methodName: string, options, intentionOptions?): Promise<void>

Calls a contract method by name with arguments and options.

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execute

execute(options?): Promise<void>

Executes all stored intentions as a batch transaction.

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getWalletClient

getWalletClient(): Promise<WalletClient>

Returns the wallet client instance.

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save

save(name: string, { abi, txId, address }): Promise<void>

Saves deployment information to disk.

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deleteDeployment

deleteDeployment(name: string): Promise<void>

Deletes deployment information for a contract by name.

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getConfig

getConfig(): Config | null

Returns the current MIDL config object.

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getEVMAddress

getEVMAddress(): string

Returns the EVM address for the default account.

getAccount

getAccount(): Account

Return Account object for the current wallet.

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Properties

• wallet: Wallet — The wallet instance used for signing and account management.
• bitcoinNetwork: BitcoinNetwork — The current Bitcoin network.
• chain: Chain — The current EVM chain configuration.