View Source Signet.FeeHistory (Signet v1.3.8)

Represents fee history data as defined in EIP-1559.

See Signet.RPC.fee_history for getting traces from an Ethereum JSON-RPC host.

Summary

Types

t()

Functions

deserialize(params)

Deserializes fee history data from eth_feeHistory RPC response.

Types

t()

@type t() :: %Signet.FeeHistory{
  base_fee_per_gas: [integer()],
  gas_used_ratio: [integer()],
  oldest_block: integer(),
  reward: [[float()]] | nil
}

Functions

deserialize(params)

@spec deserialize(map()) :: t() | no_return()

Deserializes fee history data from eth_feeHistory RPC response.

Examples

iex> %{
...>   "oldestBlock" => "0xfd6a75",
...>   "reward" => [
...>     [
...>       "0x3b9aca00",
...>       "0x3b9aca00",
...>       "0x59682f00"
...>     ],
...>     [
...>       "0x3b9aca00",
...>       "0x3b9aca00",
...>       "0x77359400"
...>     ],
...>     [
...>       "0x3b9aca00",
...>       "0x3b9aca00",
...>       "0x3b9aca00"
...>     ],
...>     [
...>       "0x2e7ddb00",
...>       "0x3b9aca00",
...>       "0x77359400"
...>     ],
...>     [
...>       "0x3b9aca00",
...>       "0x3b9aca00",
...>       "0x59682f00"
...>     ]
...>   ],
...>   "baseFeePerGas" => [
...>     "0x4c9d974c3",
...>     "0x4c38a847a",
...>     "0x49206d475",
...>     "0x47ac58b63",
...>     "0x471e805d8",
...>     "0x46f5f64a6"
...>   ],
...>   "gasUsedRatio" => [
...>     0.4794155666666667,
...>     0.3375966,
...>     0.42049746666666665,
...>     0.4690773,
...>     0.49109343333333333
...>   ]
...> }
...> |> Signet.FeeHistory.deserialize()
%Signet.FeeHistory{
  base_fee_per_gas: [20566340803, 20460504186, 19629790325, 19239635811, 19090900440, 19048391846],
  gas_used_ratio: [0.4794155666666667, 0.3375966, 0.42049746666666665, 0.4690773, 0.49109343333333333],
  oldest_block: 16607861,
  reward: [[1000000000, 1000000000, 1500000000], [1000000000, 1000000000, 2000000000], [1000000000, 1000000000, 1000000000], [780000000, 1000000000, 2000000000], [1000000000, 1000000000, 1500000000]]
}

iex> %{"baseFeePerGas" => ["0xa", "0xa"], "gasUsedRatio" => [0.1878495], "oldestBlock" => "0xa01de6"}
...> |> Signet.FeeHistory.deserialize()
%Signet.FeeHistory{base_fee_per_gas: [10, 10], gas_used_ratio: [0.1878495], oldest_block: 10493414, reward: nil}