Module serde_helpers 

Misc Serde helpers for foundry crates.

Modules

duration

Enums

NumberOrHexU256

An enum that represents either a serde_json::Number integer, or a hex [U256].

Numeric

Helper type to parse both u64 and U256

Numeric64

Helper type to parse a u64 from a JSON number or a hex/decimal string.

Numeric64ValueOrSeq

Helper type to deserialize a single u64 from either a direct value or a one-element sequence.

NumericSeq

Helper type to deserialize sequence of numbers

Functions

deserialize_number

Deserializes a number from hex or int

deserialize_number_opt

Deserializes a number from hex or int, but optionally

deserialize_number_seq

Deserializes single integer params: 1, [1], ["0x01"]

deserialize_u64_seq

Deserializes single u64 params: 1, [1], ["0x01"].

deserialize_u64_seq_opt

Deserializes an optional integer from a single-element params sequence. Accepts [], [null], [n], ["0x.."].

from_int_or_hex

Deserializes the input into a U256, accepting both 0x-prefixed hex and decimal strings with arbitrary precision, defined by serde_json’s Number.