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Fix docs on generate_storage_alias!. (#9314)

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* Fix docs on `generate_storage_alias!`.

* Update frame/support/src/lib.rs

* Update frame/support/src/lib.rs

Co-authored-by: Guillaume Thiolliere <gui.thiolliere@gmail.com>
This commit is contained in:
chenwei
2021-07-13 18:43:57 +08:00
committed by GitHub
parent ea7c79dac4
commit d1ebd9841e
1 changed files with 5 additions and 4 deletions
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substrate/frame/support/src/lib.rs
+5 -4
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@@ -115,11 +115,12 @@ impl TypeId for PalletId {
/// // generate a storage value with type u32. /// // generate a storage value with type u32.
/// generate_storage_alias!(Prefix, StorageName => Value<u32>); /// generate_storage_alias!(Prefix, StorageName => Value<u32>);
/// ///
/// // generate a double map from `(u32, u32)` (with hasher `Twox64Concat`) to `Vec<u8>` /// // generate a double map from `(u32, u32)` (with hashers `Twox64Concat` for each key)
/// // to `Vec<u8>`
/// generate_storage_alias!( /// generate_storage_alias!(
/// OtherPrefix, OtherStorageName => DoubleMap< /// OtherPrefix, OtherStorageName => DoubleMap<
/// (u32, u32), /// (u32, Twox64Concat),
/// (u32, u32), /// (u32, Twox64Concat),
/// Vec<u8> /// Vec<u8>
/// > /// >
/// ); /// );
@@ -127,7 +128,7 @@ impl TypeId for PalletId {
/// // generate a map from `Config::AccountId` (with hasher `Twox64Concat`) to `Vec<u8>` /// // generate a map from `Config::AccountId` (with hasher `Twox64Concat`) to `Vec<u8>`
/// trait Config { type AccountId: codec::FullCodec; } /// trait Config { type AccountId: codec::FullCodec; }
/// generate_storage_alias!( /// generate_storage_alias!(
/// Prefix, GenericStorage<T: Config> => Map<(Twox64Concat, T::AccountId), Vec<u8>> /// Prefix, GenericStorage<T: Config> => Map<(T::AccountId, Twox64Concat), Vec<u8>>
/// ); /// );
/// # fn main() {} /// # fn main() {}
/// ``` /// ```