34 lines
1.1 KiB
Rust
34 lines
1.1 KiB
Rust
// Copyright (C) Parity Technologies (UK) Ltd.
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// SPDX-License-Identifier: Apache-2.0
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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use xcm::latest::XcmHash;
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/// Finds the message ID of the first `XcmPallet::Sent` event in the given events.
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pub fn find_xcm_sent_message_id<T>(
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events: impl IntoIterator<Item = <T as crate::Config>::RuntimeEvent>,
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) -> Option<XcmHash>
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where
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T: crate::Config,
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<T as crate::Config>::RuntimeEvent: TryInto<crate::Event<T>>,
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{
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events.into_iter().find_map(|event| {
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if let Ok(crate::Event::Sent { message_id, .. }) = event.try_into() {
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Some(message_id)
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} else {
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None
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}
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})
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}
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