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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/. */
"use strict";
const asyncStoreHelper = require("resource://devtools/client/shared/async-store-helper.js");
const { validateBreakpointLocation } = ChromeUtils.import(
"resource://devtools/shared/validate-breakpoint.jsm"
);
const asyncStore = asyncStoreHelper("debugger", {
pendingBreakpoints: ["pending-breakpoints", {}],
tabs: ["tabs", []],
xhrBreakpoints: ["xhr-breakpoints", []],
eventListenerBreakpoints: ["event-listener-breakpoints", undefined],
blackboxedRanges: ["blackboxedRanges", {}],
});
exports.asyncStore = asyncStore;
exports.getThreadOptions = async function () {
return {
pauseOnExceptions: Services.prefs.getBoolPref(
"devtools.debugger.pause-on-exceptions"
),
ignoreCaughtExceptions: Services.prefs.getBoolPref(
"devtools.debugger.ignore-caught-exceptions"
),
shouldIncludeSavedFrames: Services.prefs.getBoolPref(
"devtools.debugger.features.async-captured-stacks"
),
shouldIncludeAsyncLiveFrames: Services.prefs.getBoolPref(
"devtools.debugger.features.async-live-stacks"
),
skipBreakpoints: Services.prefs.getBoolPref(
"devtools.debugger.skip-pausing"
),
logEventBreakpoints: Services.prefs.getBoolPref(
"devtools.debugger.log-event-breakpoints"
),
// This option is always true. See Bug 1654590 for removal.
observeAsmJS: true,
breakpoints: sanitizeBreakpoints(await asyncStore.pendingBreakpoints),
// XXX: `event-listener-breakpoints` is a copy of the event-listeners state
// of the debugger panel. The `active` property is therefore linked to
// the `active` property of the state.
// See devtools/client/debugger/src/reducers/event-listeners.js
eventBreakpoints:
((await asyncStore.eventListenerBreakpoints) || {}).active || [],
};
};
/**
* Bug 1720512 - We used to store invalid breakpoints, leading to blank debugger.
* Filter out only the one that look invalid.
*/
function sanitizeBreakpoints(breakpoints) {
if (typeof breakpoints != "object") {
return {};
}
// We are not doing any assertion against keys,
// as it looks like we are never using them anywhere in frontend, nor backend.
const validBreakpoints = {};
for (const key in breakpoints) {
const bp = breakpoints[key];
try {
if (!bp) {
throw new Error("Undefined breakpoint");
}
// Debugger's main.js's `syncBreakpoints` will only use generatedLocation
// when restoring breakpoints.
validateBreakpointLocation(bp.generatedLocation);
// But Toolbox will still pass location to thread actor's reconfigure
// for target that don't support watcher+BreakpointListActor
validateBreakpointLocation(bp.location);
validBreakpoints[key] = bp;
} catch (e) {
console.error(
"Ignore invalid breakpoint from debugger store",
bp,
e.message
);
}
}
return validBreakpoints;
}
exports.sanitizeBreakpoints = sanitizeBreakpoints;
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