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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,68 @@ | ||
| use crate::{chain::BaseFeeParamsWrapper, BaseFeeParams, Hardfork}; | ||
| use serde::{ | ||
| de::{self, SeqAccess, Visitor}, | ||
| ser::SerializeSeq, | ||
| Deserializer, Serializer, | ||
| }; | ||
|
|
||
| /// Deserialize the [BaseFeeParamsWrapper] | ||
| pub fn deserialize_base_fee_params<'de, D>( | ||
| deserializer: D, | ||
| ) -> Result<BaseFeeParamsWrapper, D::Error> | ||
| where | ||
| D: Deserializer<'de>, | ||
| { | ||
| struct BaseFeeParamsWrapperVisitor; | ||
|
|
||
| impl<'de> Visitor<'de> for BaseFeeParamsWrapperVisitor { | ||
| type Value = BaseFeeParamsWrapper; | ||
|
|
||
| fn expecting(&self, formatter: &mut std::fmt::Formatter<'_>) -> std::fmt::Result { | ||
| formatter.write_str("struct BaseFeeParamsWrapper") | ||
| } | ||
|
|
||
| fn visit_seq<V>(self, mut seq: V) -> Result<BaseFeeParamsWrapper, V::Error> | ||
| where | ||
| V: SeqAccess<'de>, | ||
| { | ||
| let first = seq.next_element::<BaseFeeParams>()?; | ||
| if let Some(base_fee_params) = first { | ||
| // Found a Constant variant | ||
| Ok(BaseFeeParamsWrapper::Constant(base_fee_params)) | ||
| } else { | ||
| // Expecting a Variable variant, which should be a sequence | ||
| let variable_params = seq | ||
| .next_element::<Vec<(Hardfork, BaseFeeParams)>>()? | ||
| .ok_or_else(|| de::Error::invalid_length(1, &self))?; | ||
| Ok(BaseFeeParamsWrapper::Variable(variable_params)) | ||
| } | ||
| } | ||
| } | ||
|
|
||
| deserializer.deserialize_any(BaseFeeParamsWrapperVisitor) | ||
| } | ||
|
|
||
| /// Serialize the [BaseFeeParamsWrapper] | ||
| pub fn serialize_base_fee_params<S>( | ||
| base_fee_params: &BaseFeeParamsWrapper, | ||
| serializer: S, | ||
| ) -> Result<S::Ok, S::Error> | ||
| where | ||
| S: Serializer, | ||
| { | ||
| match base_fee_params { | ||
| BaseFeeParamsWrapper::Constant(base_fee_params) => serializer.serialize_newtype_variant( | ||
| "BaseFeeParamsWrapper", | ||
| 0, | ||
| "Constant", | ||
| base_fee_params, | ||
| ), | ||
| BaseFeeParamsWrapper::Variable(variable_params) => { | ||
| let mut seq = serializer.serialize_seq(Some(variable_params.len()))?; | ||
| for (hardfork, params) in variable_params { | ||
| seq.serialize_element(&(hardfork, params))?; | ||
| } | ||
| seq.end() | ||
| } | ||
| } | ||
| } |
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