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/* 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/>. */
/**
* This reducer stores the list of all source actors as well their breakable lines.
*
* There is a one-one relationship with Source Actors from the server codebase,
* as well as SOURCE Resources distributed by the ResourceCommand API.
*
*/
function initialSourceActorsState() {
return {
// Map(Source Actor ID: string => SourceActor: object)
// See create.js: `createSourceActor` for the shape of the source actor objects.
mutableSourceActors: new Map(),
// Map(Source Actor ID: string => Breakable lines: Array<Number>)
// The array is the list of all lines where breakpoints can be set
mutableBreakableLines: new Map(),
// Set(Source Actor ID: string)
// List of all IDs of source actor which have a valid related source map / original source.
// The SourceActor object may have a sourceMapURL attribute set,
// but this may be invalid. The source map URL or source map file content may be invalid.
// In these scenarios we will remove the source actor from this set.
mutableSourceActorsWithSourceMap: new Set(),
};
}
export const initial = initialSourceActorsState();
export default function update(state = initialSourceActorsState(), action) {
switch (action.type) {
case "INSERT_SOURCE_ACTORS": {
for (const sourceActor of action.sourceActors) {
state.mutableSourceActors.set(sourceActor.id, sourceActor);
// If the sourceMapURL attribute is set, consider that it is valid.
// But this may be revised later and removed from this Set.
if (sourceActor.sourceMapURL) {
state.mutableSourceActorsWithSourceMap.add(sourceActor.id);
}
}
return {
...state,
};
}
case "REMOVE_THREAD": {
for (const sourceActor of state.mutableSourceActors.values()) {
if (sourceActor.thread == action.threadActorID) {
state.mutableSourceActors.delete(sourceActor.id);
state.mutableBreakableLines.delete(sourceActor.id);
state.mutableSourceActorsWithSourceMap.delete(sourceActor.id);
}
}
return {
...state,
};
}
case "SET_SOURCE_ACTOR_BREAKABLE_LINES":
return updateBreakableLines(state, action);
case "CLEAR_SOURCE_ACTOR_MAP_URL":
if (state.mutableSourceActorsWithSourceMap.delete(action.sourceActorId)) {
return {
...state,
};
}
return state;
}
return state;
}
function updateBreakableLines(state, action) {
const { sourceActorId } = action;
// Ignore breakable lines for source actors that aren't/no longer registered
if (!state.mutableSourceActors.has(sourceActorId)) {
return state;
}
state.mutableBreakableLines.set(sourceActorId, action.breakableLines);
return {
...state,
};
}
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