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Fix linkedmap instance head of (#3690)

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This commit is contained in:
thiolliere
2019-09-25 22:38:29 +02:00
committed by GitHub
parent f277c4884a
commit 66b0e00651
3 changed files with 176 additions and 54 deletions
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substrate/srml/support/procedural/src/storage/transformation.rs
+6 -8
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@@ -600,15 +600,15 @@ fn create_and_impl_instance(
instance_prefix: &str,
ident: &Ident,
doc: &TokenStream2,
const_names: &[(Ident, String)],
const_names: &[(Ident, String, String)],
scrate: &TokenStream2,
instantiable: &Ident,
cratename: &Ident,
) -> TokenStream2 {
let mut const_impls = TokenStream2::new();
for (const_name, partial_const_value) in const_names {
let const_value = format!("{}{}", instance_prefix, partial_const_value);
for (const_name, const_value_prefix, const_value_suffix) in const_names {
let const_value = format!("{}{}{}", const_value_prefix, instance_prefix, const_value_suffix);
const_impls.extend(quote! {
const #const_name: &'static str = #const_value;
});
@@ -666,15 +666,13 @@ fn decl_storage_items(
let const_name = syn::Ident::new(
&format!("{}{}", impls::PREFIX_FOR, name.to_string()), proc_macro2::Span::call_site()
);
let partial_const_value = prefix.clone();
const_names.push((const_name, partial_const_value));
const_names.push((const_name, String::new(), prefix.clone()));
if let DeclStorageTypeInfosKind::Map { is_linked: true, .. } = type_infos.kind {
let const_name = syn::Ident::new(
&format!("{}{}", impls::HEAD_KEY_FOR, name.to_string()), proc_macro2::Span::call_site()
);
let partial_const_value = format!("head of {}", prefix);
const_names.push((const_name, partial_const_value));
const_names.push((const_name, "head of ".into(), prefix));
}
}
@@ -685,7 +683,7 @@ fn decl_storage_items(
// Declare Instance trait
{
let mut const_impls = TokenStream2::new();
for (const_name, _) in &const_names {
for (const_name, ..) in &const_names {
const_impls.extend(quote! {
const #const_name: &'static str;
});