/* This Source Code Form is subject to the terms of the Mozilla Public * License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at <http://mozilla.org/MPL/2.0/>. */
import { createSelector } from "devtools/client/shared/vendor/reselect"; import { shallowEqual, arrayShallowEqual } from "../utils/shallow-equal";
import { getSelectedSource, getSourceActorsForSource } from "./index";
export const getSelectedSourceExceptions = createSelector(
getSelectedSourceActors, // Do not retrieve mutableExceptionsMap as it will never change and createSelector would // prevent re-running the selector in case of modification. state.exception is the `state` // in the reducer, which we take care of cloning in case of new exception.
state => state.exceptions,
(sourceActors, exceptionsState) => { const { mutableExceptionsMap } = exceptionsState; const sourceExceptions = [];
for (const sourceActor of sourceActors) { const exceptions = mutableExceptionsMap.get(sourceActor.id); if (exceptions) {
sourceExceptions.push(...exceptions);
}
}
return sourceExceptions;
}, // Shallow compare both input and output because of arrays being possibly always // different instance but with same content.
{
memoizeOptions: {
equalityCheck: shallowEqual,
resultEqualityCheck: arrayShallowEqual,
},
}
);
function getSelectedSourceActors(state) { const selectedSource = getSelectedSource(state); if (!selectedSource) { return [];
} return getSourceActorsForSource(state, selectedSource.id);
}
export function getSelectedException(state, line, column) { const sourceExceptions = getSelectedSourceExceptions(state);
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