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FetchErrors

Set of errors while fetching from a json rpc http endpoint.

Allocator.Error || Client.RequestError || Client.Request.WaitError ||
    Client.Request.FinishError || Client.Request.ReadError || std.Uri.ParseError || error{ StreamTooLong, InvalidRequest }

Forking

Values needed for the hardhat_reset request.

Properties

struct {
  jsonRpcUrl: []const u8
  blockNumber: ?u64 = null
}

Reset

Struct representation of a hardhat_reset request.

Properties

struct {
  forking: Forking
}

HardhatRequest

Signature

pub fn HardhatRequest(comptime T: type) type

HardhatMethods

Properties

enum {
  hardhat_setBalance
  hardhat_setCode
  hardhat_setChainId
  hardhat_setCoinbase
  hardhat_setNonce
  hardhat_setNextBlockBaseFeePerGas
  hardhat_setMinGasPrice
  hardhat_dropTransaction
  hardhat_mine
  hardhat_reset
  hardhat_impersonateAccount
  hardhat_stopImpersonatingAccount
  hardhat_setRpcUrl
  hardhat_setLoggingEnabled
}

StartUpOptions

Properties

struct {
  /// Allocator to use to create the ChildProcess and other allocations
  allocator: Allocator
  /// The localhost address.
  localhost: []const u8 = "http://127.0.0.1:8545/"
}

InitClient

Signature

pub fn initClient(
    self: *Hardhat,
    opts: StartUpOptions,
) FetchErrors!void

Deinit

Cleans up the http client

Signature

pub fn deinit(self: *Hardhat) void

SetBalance

Sets the balance of a hardhat account

Signature

pub fn setBalance(
    self: *Hardhat,
    address: Address,
    balance: u256,
) FetchErrors!void

SetCode

Changes the contract code of a address.

Signature

pub fn setCode(
    self: *Hardhat,
    address: Address,
    code: Hex,
) FetchErrors!void

SetRpcUrl

Changes the rpc of the hardhat connection

Signature

pub fn setRpcUrl(
    self: *Hardhat,
    rpc_url: []const u8,
) FetchErrors!void

SetCoinbase

Changes the coinbase address

Signature

pub fn setCoinbase(
    self: *Hardhat,
    address: Address,
) FetchErrors!void

SetLoggingEnable

Enable hardhat verbose logging for hardhat.

Signature

pub fn setLoggingEnable(self: *Hardhat) FetchErrors!void

SetMinGasPrice

Changes the min gasprice from the hardhat fork

Signature

pub fn setMinGasPrice(
    self: *Hardhat,
    new_price: u64,
) FetchErrors!void

SetNextBlockBaseFeePerGas

Changes the next blocks base fee.

Signature

pub fn setNextBlockBaseFeePerGas(
    self: *Hardhat,
    new_price: u64,
) FetchErrors!void

SetChainId

Changes the networks chainId

Signature

pub fn setChainId(
    self: *Hardhat,
    new_id: u64,
) FetchErrors!void

SetNonce

Changes the nonce of a account

Signature

pub fn setNonce(
    self: *Hardhat,
    address: Address,
    new_nonce: u64,
) FetchErrors!void

DropTransaction

Drops a pending transaction from the mempool

Signature

pub fn dropTransaction(
    self: *Hardhat,
    tx_hash: Hash,
) FetchErrors!void

Mine

Mine a pending transaction

Signature

pub fn mine(
    self: *Hardhat,
    amount: u64,
    time_in_seconds: ?u64,
) FetchErrors!void

Reset

Reset the fork

Signature

pub fn reset(
    self: *Hardhat,
    reset_config: ?Reset,
) FetchErrors!void

ImpersonateAccount

Impersonate a EOA or contract. Call stopImpersonatingAccount after.

Signature

pub fn impersonateAccount(
    self: *Hardhat,
    address: Address,
) FetchErrors!void

StopImpersonatingAccount

Stops impersonating a EOA or contract.

Signature

pub fn stopImpersonatingAccount(
    self: *Hardhat,
    address: Address,
) FetchErrors!void

SendRpcRequest

Internal fetch functions. Body is discarded.

Signature

pub fn sendRpcRequest(
    self: *Hardhat,
    req_body: []u8,
) FetchErrors!void