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Enhancement on Substrate Node Template (#8473)

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Co-authored-by: Kian Paimani <5588131+kianenigma@users.noreply.github.com>
Co-authored-by: Alexander Popiak <alexander.popiak@parity.io>
This commit is contained in:
Jimmy Chu
2021-03-30 07:47:37 +08:00
committed by GitHub
parent a946c3343e
commit fb73a4eef6
15 changed files with 313 additions and 150 deletions
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substrate/bin/node-template/pallets/template/src/lib.rs
+5 -5
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@@ -17,7 +17,7 @@ mod benchmarking;
#[frame_support::pallet]
pub mod pallet {
use frame_support::{dispatch::DispatchResultWithPostInfo, pallet_prelude::*};
use frame_support::{dispatch::DispatchResult, pallet_prelude::*};
use frame_system::pallet_prelude::*;
/// Configure the pallet by specifying the parameters and types on which it depends.
@@ -70,7 +70,7 @@ pub mod pallet {
/// An example dispatchable that takes a singles value as a parameter, writes the value to
/// storage and emits an event. This function must be dispatched by a signed extrinsic.
#[pallet::weight(10_000 + T::DbWeight::get().writes(1))]
pub fn do_something(origin: OriginFor<T>, something: u32) -> DispatchResultWithPostInfo {
pub fn do_something(origin: OriginFor<T>, something: u32) -> DispatchResult {
// Check that the extrinsic was signed and get the signer.
// This function will return an error if the extrinsic is not signed.
// https://substrate.dev/docs/en/knowledgebase/runtime/origin
@@ -82,12 +82,12 @@ pub mod pallet {
// Emit an event.
Self::deposit_event(Event::SomethingStored(something, who));
// Return a successful DispatchResultWithPostInfo
Ok(().into())
Ok(())
}
/// An example dispatchable that may throw a custom error.
#[pallet::weight(10_000 + T::DbWeight::get().reads_writes(1,1))]
pub fn cause_error(origin: OriginFor<T>) -> DispatchResultWithPostInfo {
pub fn cause_error(origin: OriginFor<T>) -> DispatchResult {
let _who = ensure_signed(origin)?;
// Read a value from storage.
@@ -99,7 +99,7 @@ pub mod pallet {
let new = old.checked_add(1).ok_or(Error::<T>::StorageOverflow)?;
// Update the value in storage with the incremented result.
<Something<T>>::put(new);
Ok(().into())
Ok(())
},
}
}