Ethereum and EVM Compatible Blockchains (beta) Functions

function

address

evm::address creates a valid Ethereum address from the input string.

Inputs

  • Name
    address_string
    Required
    optional
    Type
    integer
    Description

    An Ethereum address string.

Output

  • Name
    value
    Type
    addon(evm::address)
    Description

    The input string as an Ethereum address.

Example using address

output "address" { 
    value = evm::address("0x627306090abaB3A6e1400e9345bC60c78a8BEf57")
}
function

zero_address

evm::zero_address is a constant representing the zero address.

Inputs

    None

Output

  • Name
    value
    Type
    addon(evm::address)
    Description

    The zero address, 0x0000000000000000000000000000000000000000.

Example using zero_address

output "address" { 
    value = evm::zero_address()
}
function

to_abi_type

evm::to_abi_type is coming soon

Inputs

  • Name
    value
    Required
    optional
    Type
    string | addon() | array[string]
    Description

    Coming soon.

  • Name
    abi
    Required
    optional
    Type
    string
    Description

    Coming soon.

  • Name
    typing
    Required
    optional
    Type
    string
    Description

    Coming soon.

Output

  • Name
    value
    Type
    addon(evm::bytes32)
    Description

    Coming Soon

Example using to_abi_type
function

abi_encode

evm::abi_encode is coming soon

Inputs

  • Name
    input
    Required
    optional
    Type
    array[string]
    Description

    Coming soon.

Output

  • Name
    value
    Type
    addon(evm::bytes32)
    Description

    Coming Soon

Example using abi_encode
function

bytes32

evm::bytes32 encodes a hex string as a 32-byte buffer.

Inputs

  • Name
    input
    Required
    optional
    Type
    string
    Description

    A 32-byte hexadecimal string.

Output

  • Name
    value
    Type
    addon(evm::bytes32)
    Description

    A 32-byte buffer.

Example using bytes32

output "32_bytes" {
    value = evm::bytes32("0123456789012345678901234567890123456789012345678901234567890123")
}
function

bytes

evm::bytes encodes a hex string as a variable length buffer.

Inputs

  • Name
    input
    Required
    optional
    Type
    string | array[string] | addon() | buffer
    Description

    The hex string to encode.

Output

  • Name
    value
    Type
    addon(evm::bytes)
    Description

    The input string encoded as a buffer.

Example using bytes

output "bytes" {
    value = evm::bytes(encode_hex("Hello, world!"))
}
function

uint256

evm::uint256 encodes a number as a Solidity uint256 value.

Inputs

  • Name
    input
    Required
    optional
    Type
    string | array[string] | addon() | buffer
    Description

    The number to encode.

Output

  • Name
    value
    Type
    addon(evm::uint256)
    Description

    The number encoded as a Solidity uint256.

Example using uint256

output "uint256" {
    value = evm::uint256(1)
}
function

uint32

evm::uint32 encodes a number as a Solidity uint32 value.

Inputs

  • Name
    input
    Required
    optional
    Type
    integer
    Description

    The number to encode.

Output

  • Name
    value
    Type
    addon(evm::uint32)
    Description

    The number encoded as a Solidity uint32.

Example using uint32

output "uint32" {
    value = evm::uint32(1)
}
function

uint8

evm::uint8 encodes a number as a Solidity uint8 value.

Inputs

  • Name
    input
    Required
    optional
    Type
    integer
    Description

    The number to encode.

Output

  • Name
    value
    Type
    addon(evm::uint8)
    Description

    The number encoded as a Solidity uint8.

Example using uint8

output "uint8" {
    value = evm::uint8(1)
}
function

chain

evm::chain generates a default chain id and RPC API URL for a valid EVM compatible chain name.

Inputs

  • Name
    input
    Required
    optional
    Type
    string
    Description

    An EVM-compatible chain name. See https://chainlist.org for a list of supported chains.

Output

  • Name
    value
    Type
    object
    Description

    The default chain data.

Example using chain

output "chain_id" {
    value = evm::chain("optimism")
}
// > chain_id: 10
function

get_contract_from_foundry_project

evm::get_contract_from_foundry_project retrieves the compiled contract artifacts for a contract in a Foundry project.

Inputs

  • Name
    contract_name
    Required
    required
    Type
    string
    Description

    The name of the contract being deployed.

  • Name
    contract_filename
    Required
    optional
    Type
    string
    Description

    The .sol file that the contract is located in. Defaults to <ContractName>.sol.

  • Name
    foundry_manifest_path
    Required
    optional
    Type
    string
    Description

    The location of the Foundry.toml. Defaults to ./foundry.toml.

  • Name
    foundry_profile
    Required
    optional
    Type
    string
    Description

    The foundry profile that should be used to find the compiled output. Defaults to default.

Output

  • Name
    value
    Type
    object
    Description

    Coming Soon

Example using get_contract_from_foundry_project

variable "contract" {
    value = evm::get_contract_from_foundry_project("MyContract")
}
output "abi" {
    value = variable.contract.abi
}
function

get_contract_from_hardhat_project

evm::get_contract_from_hardhat_project retrieves the compiled contract artifacts for a contract in a Hardhat project.

Inputs

  • Name
    contract_name
    Required
    required
    Type
    string
    Description

    The name of the contract being deployed.

  • Name
    contract_source_path
    Required
    optional
    Type
    string
    Description

    The path, relative to the Hardhat project root, to the contract source file. Defaults to ./contracts/<ContractName>.sol.

  • Name
    artifacts_path
    Required
    optional
    Type
    string
    Description

    The path to the Hardhat artifacts directory. Defaults to ./artifacts.

Output

  • Name
    value
    Type
    object
    Description

    Coming Soon

Example using get_contract_from_hardhat_project

variable "contract" {
    value = evm::get_contract_from_hardhat_project("MyContract")
}
output "abi" {
    value = variable.contract.abi
}
function

create_init_code

Coming soon

Inputs

  • Name
    bytecode
    Required
    optional
    Type
    string
    Description

    Coming Soon

  • Name
    constructor_args
    Required
    optional
    Type
    array[string]
    Description

    Coming Soon

Output

  • Name
    value
    Type
    addon(evm::init_code)
    Description

    Coming Soon

Example using create_init_code

// Coming Soon
function

encode_function_call

Coming soon

Inputs

  • Name
    function_name
    Required
    required
    Type
    string
    Description

    Coming Soon

  • Name
    function_args
    Required
    required
    Type
    array[string] | array[integer] | array[addon(evm::address)]
    Description

    Coming Soon

  • Name
    abi
    Required
    optional
    Type
    string
    Description

    Coming Soon

Output

  • Name
    value
    Type
    addon(evm::function_call)
    Description

    Coming Soon

Example using encode_function_call

// Coming Soon
function

create2

Coming soon

Inputs

  • Name
    salt
    Required
    optional
    Type
    string
    Description

    Coming Soon

  • Name
    init_code
    Required
    optional
    Type
    addon(evm::init_code) | string
    Description

    Coming Soon

  • Name
    create2_factory_contract_address
    Required
    optional
    Type
    addon(evm::address) | string
    Description

    Coming Soon

Output

  • Name
    value
    Type
    object
    Description

    Coming Soon

Example using create2

// Coming Soon

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