Module pallet_prelude

Prelude to be used alongside pallet macro, for ease of use.

Functions

ensure_authorized

Ensure that the origin o represents an extrinsic with authorized call. Returns Ok or an Err otherwise.

ensure_none

Ensure that the origin o represents an unsigned extrinsic. Returns Ok or an Err otherwise.

ensure_root

Ensure that the origin o represents the root. Returns Ok or an Err otherwise.

ensure_signed

Ensure that the origin o represents a signed extrinsic (i.e. transaction). Returns Ok with the account that signed the extrinsic or an Err otherwise.

ensure_signed_or_root

Ensure that the origin o represents either a signed extrinsic (i.e. transaction) or the root. Returns Ok with the account that signed the extrinsic, None if it was root, or an Err otherwise.

Type Aliases

AccountIdFor

Type alias for the AccountId associated type of system config.

BlockNumberFor

Type alias for the BlockNumber associated type of system config.

ExtrinsicFor

Type alias for the Extrinsic associated type of system config.

HeaderFor

Type alias for the Header.

OriginFor

Type alias for the Origin associated type of system config.

RuntimeCallFor

Type alias for the RuntimeCall associated type of system config.