Enum GasCost 

pub enum GasCost {
    Zero,
    Base,
    VeryLow,
    Low,
    Invalid(Opcode),
    ExtCodeSize {
        target_is_cold: bool,
    },
    Balance {
        target_is_cold: bool,
    },
    BlockHash,
    ExtCodeHash {
        target_is_cold: bool,
    },
    Call {
        value: U256,
        gas: U256,
        target_is_cold: bool,
        target_exists: bool,
    },
    CallCode {
        value: U256,
        gas: U256,
        target_is_cold: bool,
        target_exists: bool,
    },
    DelegateCall {
        gas: U256,
        target_is_cold: bool,
        target_exists: bool,
    },
    StaticCall {
        gas: U256,
        target_is_cold: bool,
        target_exists: bool,
    },
    Suicide {
        value: U256,
        target_is_cold: bool,
        target_exists: bool,
        already_removed: bool,
    },
    SStore {
        original: H256,
        current: H256,
        new: H256,
        target_is_cold: bool,
    },
    Sha3 {
        len: U256,
    },
    Log {
        n: u8,
        len: U256,
    },
    ExtCodeCopy {
        target_is_cold: bool,
        len: U256,
    },
    VeryLowCopy {
        len: U256,
    },
    Exp {
        power: U256,
    },
    Create,
    Create2 {
        len: U256,
    },
    SLoad {
        target_is_cold: bool,
    },
    TLoad,
    TStore,
}

Gas cost.

Variants

Zero

Zero gas cost.

Base

Base gas cost.

VeryLow

Very low gas cost.

Low

Low gas cost.

Invalid(Opcode)

Fail the gasometer.

ExtCodeSize

Gas cost for EXTCODESIZE.

Fields

target_is_cold: bool

True if address has not been previously accessed in this transaction

Balance

Gas cost for BALANCE.

Fields

target_is_cold: bool

True if address has not been previously accessed in this transaction

BlockHash

Gas cost for BLOCKHASH.

ExtCodeHash

Gas cost for EXTBLOCKHASH.

Fields

target_is_cold: bool

True if address has not been previously accessed in this transaction

Call

Gas cost for CALL.

Fields

value: U256

Call value.

gas: U256

Call gas.

target_is_cold: bool

True if target has not been previously accessed in this transaction

target_exists: bool

Whether the target exists.

CallCode

Gas cost for `CALLCODE.

Fields

value: U256

Call value.

gas: U256

Call gas.

target_is_cold: bool

True if target has not been previously accessed in this transaction

target_exists: bool

Whether the target exists.

DelegateCall

Gas cost for DELEGATECALL.

Fields

gas: U256

Call gas.

target_is_cold: bool

True if target has not been previously accessed in this transaction

target_exists: bool

Whether the target exists.

StaticCall

Gas cost for STATICCALL.

Fields

gas: U256

Call gas.

target_is_cold: bool

True if target has not been previously accessed in this transaction

target_exists: bool

Whether the target exists.

Suicide

Gas cost for SUICIDE.

Fields

value: U256

Value.

target_is_cold: bool

True if target has not been previously accessed in this transaction

target_exists: bool

Whether the target exists.

already_removed: bool

Whether the target has already been removed.

SStore

Gas cost for SSTORE.

Fields

original: H256

Original value.

current: H256

Current value.

new: H256

New value.

target_is_cold: bool

True if target has not been previously accessed in this transaction

Sha3

Gas cost for SHA3.

Fields

len: U256

Length of the data.

Log

Gas cost for LOG.

Fields

n: u8

Topic length.

len: U256

Data length.

ExtCodeCopy

Gas cost for EXTCODECOPY.

Fields

target_is_cold: bool

True if target has not been previously accessed in this transaction

len: U256

Length.

VeryLowCopy

Gas cost for some copy opcodes that is documented as VERYLOW.

Fields

len: U256

Length.

Exp

Gas cost for EXP.

Fields

power: U256

Power of EXP.

Create

Gas cost for CREATE.

Create2

Gas cost for CREATE2.

Fields

len: U256

Length.

SLoad

Gas cost for SLOAD.

Fields

target_is_cold: bool

True if target has not been previously accessed in this transaction

TLoad

Gas cost for TLOAD.

TStore

Gas cost for TSTORE.

Trait Implementations

impl Clone for GasCost

fn clone(&self) -> GasCost

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for GasCost

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Copy for GasCost