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update record ser

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This commit is contained in:
vms 2021-04-19 20:18:37 +03:00
parent 6a34327b31
commit 92072f4b05
2 changed files with 9 additions and 12 deletions
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3
crates/wit/src/token_stream_generator/record_generator.rs
View File

@ -78,7 +78,8 @@ fn generate_serializer_fn(record: &AstRecordItem) -> proc_macro2::TokenStream {
quote::quote! {
pub fn __fce_generated_serialize(&self) -> *const u8 {
let mut raw_record: Vec<u64> = Vec::with_capacity(2 * #fields_count);
// 4 is an average size of a possible record field
let mut raw_record: Vec<u8> = Vec::with_capacity(4 * #fields_count);
#serializer

18
crates/wit/src/token_stream_generator/record_generator/record_serializer.rs
View File

@ -40,15 +40,10 @@ impl RecordSerGlueCodeGenerator for AstRecordItem {
let field_ident = field_ident(field, id);
let field_serialization = match &field.ty {
ParsedType::F64(_) => {
quote! {
raw_record.push(#field_ident.to_bits());
}
}
ParsedType::Utf8Str(_) | ParsedType::Utf8String(_) => {
quote! {
raw_record.push(#field_ident.as_ptr() as _);
raw_record.push(#field_ident.len() as _);
raw_record.push(&#field_ident.as_ptr().to_le_bytes());
raw_record.push(&#field_ident.len().to_le_bytes());
}
}
ParsedType::Vector(ty, passing_style) => {
@ -69,17 +64,18 @@ impl RecordSerGlueCodeGenerator for AstRecordItem {
quote::quote! {
#vector_serializer
let #serialized_field_ident = unsafe { #generated_serializer_ident(&#field_ident) };
raw_record.push(#serialized_field_ident.0 as _);
raw_record.push(#serialized_field_ident.1 as _);
raw_record.push(&#serialized_field_ident.0.to_le_bytes());
raw_record.push(&#serialized_field_ident.1.to_le_bytes());
}
}
ParsedType::Record(..) => {
quote! {
raw_record.push(#field_ident.__fce_generated_serialize() as _);
raw_record.push(&#field_ident.__fce_generated_serialize().to_le_bytes());
}
}
_ => quote! {
raw_record.push(#field_ident as u64);
raw_record.push(&#field_ident.to_le_bytes());
},
};