/* 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(),
// Map(Source Actor ID: string => string)
// Store the exception message when processing the sourceMapURL field of the source actor.
mutableSourceMapErrors:
new Map(),
// Map(Source Actor ID: string => string)
// When a bundle has a functional sourcemap, reports the resolved source map URL.
mutableResolvedSourceMapURL:
new Map(),
};
}
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":
state.mutableBreakableLines.set(
action.sourceActor.id,
action.breakableLines
);
return {
...state,
};
case "CLEAR_SOURCE_ACTOR_MAP_URL":
if (
state.mutableSourceActorsWithSourceMap.
delete(action.sourceActor.id)
) {
return {
...state,
};
}
return state;
case "SOURCE_MAP_ERROR": {
state.mutableSourceMapErrors.set(
action.sourceActor.id,
action.errorMessage
);
return { ...state };
}
case "RESOLVED_SOURCEMAP_URL": {
state.mutableResolvedSourceMapURL.set(
action.sourceActor.id,
action.resolvedSourceMapURL
);
return { ...state };
}
}
return state;
}
