Module polkadot_sdk_frame::prelude

The main prelude of FRAME.

This prelude should almost always be the first line of code in any pallet or runtime.

use polkadot_sdk_frame::prelude::*;

// rest of your pallet..
mod pallet {}

Re-exports

• pub use frame_support::dispatch::GetDispatchInfo;
• pub use frame_support::dispatch::PostDispatchInfo;
• pub use sp_runtime::traits::Bounded;
• pub use sp_runtime::traits::DispatchInfoOf;
• pub use sp_runtime::traits::Dispatchable;
• pub use sp_runtime::traits::SaturatedConversion;
• pub use sp_runtime::traits::Saturating;
• pub use sp_runtime::traits::StaticLookup;
• pub use sp_runtime::traits::TrailingZeroInput;
• pub use sp_runtime::DispatchErrorWithPostInfo;
• pub use sp_runtime::DispatchResultWithInfo;
• pub use sp_runtime::TokenError;
• pub use frame_support::pallet_prelude::*;
• pub use frame_system::pallet_prelude::*;
• pub use super::derive::*;
• pub use super::hashing::*;

Modules

• frame_system
  frame_system’s parent crate, which is mandatory in all pallets build with this crate.

Traits

• Contains
  A trait for querying whether a type can be said to “contain” a value.
• IsSubType
  Something that can be checked to be a of sub type T.
• OnRuntimeUpgrade
  See Hooks::on_runtime_upgrade.