gnosis/lighthouse
1
0
Fork 0
mirror of https://github.com/sigp/lighthouse.git synced 2026-03-19 21:04:41 +00:00
Code Issues Packages Projects Releases Wiki Activity

replaced manual TestRandom implementation with macro when possible; fixed typo in TestRandom macro (lighthouse-246)

Browse Source
This commit is contained in:
thojest
2019-02-22 17:10:26 +01:00
parent 278b41c8ef
commit 66b5accdc2
24 changed files with 51 additions and 284 deletions
Download Patch File Download Diff File Expand all files Collapse all files

12
eth2/utils/test_random_derive/src/lib.rs
View File

@@ -6,22 +6,22 @@ use syn::{parse_macro_input, DeriveInput};
#[proc_macro_derive(TestRandom)]
pub fn test_random_derive(input: TokenStream) -> TokenStream {
let ast = parse_macro_input!(input as DeriveInput);
let name = &ast.ident;
let derived_input = parse_macro_input!(input as DeriveInput);
let name = &derived_input.ident;
let struct_data = match &ast.data {
let struct_data = match &derived_input.data {
syn::Data::Struct(s) => s,
_ => panic!("test_random_derive only supports structs."),
};
let field_names = get_named_field_idents_and_types(&struct_data);
let field_names = get_named_field_idents(&struct_data);
let output = quote! {
impl<T: RngCore> TestRandom<T> for #name {
fn random_for_test(rng: &mut T) -> Self {
Self {
#(
#field_names: <_>::random_for_test(rng)
#field_names: <_>::random_for_test(rng),
)*
}
}
@@ -31,7 +31,7 @@ pub fn test_random_derive(input: TokenStream) -> TokenStream {
output.into()
}
fn get_named_field_idents_and_types(struct_data: &syn::DataStruct) -> Vec<(&syn::Ident)> {
fn get_named_field_idents(struct_data: &syn::DataStruct) -> Vec<(&syn::Ident)> {
struct_data
.fields
.iter()