| /* |
| * Copyright (C) 2013-2016 Apple Inc. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * |
| * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' |
| * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, |
| * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS |
| * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
| * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
| * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF |
| * THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| WI.DebuggerManager = class DebuggerManager extends WI.Object |
| { |
| constructor() |
| { |
| super(); |
| |
| DebuggerAgent.enable(); |
| |
| WI.notifications.addEventListener(WI.Notification.DebugUIEnabledDidChange, this._debugUIEnabledDidChange, this); |
| |
| WI.Breakpoint.addEventListener(WI.Breakpoint.Event.DisplayLocationDidChange, this._breakpointDisplayLocationDidChange, this); |
| WI.Breakpoint.addEventListener(WI.Breakpoint.Event.DisabledStateDidChange, this._breakpointDisabledStateDidChange, this); |
| WI.Breakpoint.addEventListener(WI.Breakpoint.Event.ConditionDidChange, this._breakpointEditablePropertyDidChange, this); |
| WI.Breakpoint.addEventListener(WI.Breakpoint.Event.IgnoreCountDidChange, this._breakpointEditablePropertyDidChange, this); |
| WI.Breakpoint.addEventListener(WI.Breakpoint.Event.AutoContinueDidChange, this._breakpointEditablePropertyDidChange, this); |
| WI.Breakpoint.addEventListener(WI.Breakpoint.Event.ActionsDidChange, this._breakpointEditablePropertyDidChange, this); |
| |
| WI.timelineManager.addEventListener(WI.TimelineManager.Event.CapturingWillStart, this._timelineCapturingWillStart, this); |
| WI.timelineManager.addEventListener(WI.TimelineManager.Event.CapturingStopped, this._timelineCapturingStopped, this); |
| |
| WI.targetManager.addEventListener(WI.TargetManager.Event.TargetRemoved, this._targetRemoved, this); |
| |
| WI.Frame.addEventListener(WI.Frame.Event.MainResourceDidChange, this._mainResourceDidChange, this); |
| |
| this._breakpointsSetting = new WI.Setting("breakpoints", []); |
| this._breakpointsEnabledSetting = new WI.Setting("breakpoints-enabled", true); |
| this._allExceptionsBreakpointEnabledSetting = new WI.Setting("break-on-all-exceptions", false); |
| this._allUncaughtExceptionsBreakpointEnabledSetting = new WI.Setting("break-on-all-uncaught-exceptions", false); |
| this._assertionsBreakpointEnabledSetting = new WI.Setting("break-on-assertions", false); |
| this._asyncStackTraceDepthSetting = new WI.Setting("async-stack-trace-depth", 200); |
| |
| let specialBreakpointLocation = new WI.SourceCodeLocation(null, Infinity, Infinity); |
| |
| this._allExceptionsBreakpoint = new WI.Breakpoint(specialBreakpointLocation, !this._allExceptionsBreakpointEnabledSetting.value); |
| this._allExceptionsBreakpoint.resolved = true; |
| |
| this._allUncaughtExceptionsBreakpoint = new WI.Breakpoint(specialBreakpointLocation, !this._allUncaughtExceptionsBreakpointEnabledSetting.value); |
| |
| this._assertionsBreakpoint = new WI.Breakpoint(specialBreakpointLocation, !this._assertionsBreakpointEnabledSetting.value); |
| this._assertionsBreakpoint.resolved = true; |
| |
| this._breakpoints = []; |
| this._breakpointContentIdentifierMap = new Map; |
| this._breakpointScriptIdentifierMap = new Map; |
| this._breakpointIdMap = new Map; |
| |
| this._breakOnExceptionsState = "none"; |
| this._updateBreakOnExceptionsState(); |
| |
| this._nextBreakpointActionIdentifier = 1; |
| |
| this._activeCallFrame = null; |
| |
| this._internalWebKitScripts = []; |
| this._targetDebuggerDataMap = new Map; |
| this._targetDebuggerDataMap.set(WI.mainTarget, new WI.DebuggerData(WI.mainTarget)); |
| |
| // Restore the correct breakpoints enabled setting if Web Inspector had |
| // previously been left in a state where breakpoints were temporarily disabled. |
| this._temporarilyDisabledBreakpointsRestoreSetting = new WI.Setting("temporarily-disabled-breakpoints-restore", null); |
| if (this._temporarilyDisabledBreakpointsRestoreSetting.value !== null) { |
| this._breakpointsEnabledSetting.value = this._temporarilyDisabledBreakpointsRestoreSetting.value; |
| this._temporarilyDisabledBreakpointsRestoreSetting.value = null; |
| } |
| |
| DebuggerAgent.setBreakpointsActive(this._breakpointsEnabledSetting.value); |
| DebuggerAgent.setPauseOnExceptions(this._breakOnExceptionsState); |
| |
| // COMPATIBILITY (iOS 10): DebuggerAgent.setPauseOnAssertions did not exist yet. |
| if (DebuggerAgent.setPauseOnAssertions) |
| DebuggerAgent.setPauseOnAssertions(this._assertionsBreakpointEnabledSetting.value); |
| |
| // COMPATIBILITY (iOS 10): Debugger.setAsyncStackTraceDepth did not exist yet. |
| if (DebuggerAgent.setAsyncStackTraceDepth) |
| DebuggerAgent.setAsyncStackTraceDepth(this._asyncStackTraceDepthSetting.value); |
| |
| this._ignoreBreakpointDisplayLocationDidChangeEvent = false; |
| |
| function restoreBreakpointsSoon() { |
| this._restoringBreakpoints = true; |
| for (let cookie of this._breakpointsSetting.value) |
| this.addBreakpoint(new WI.Breakpoint(cookie)); |
| this._restoringBreakpoints = false; |
| } |
| |
| // Ensure that all managers learn about restored breakpoints, |
| // regardless of their initialization order. |
| setTimeout(restoreBreakpointsSoon.bind(this), 0); |
| } |
| |
| // Public |
| |
| get paused() |
| { |
| for (let [target, targetData] of this._targetDebuggerDataMap) { |
| if (targetData.paused) |
| return true; |
| } |
| |
| return false; |
| } |
| |
| get activeCallFrame() |
| { |
| return this._activeCallFrame; |
| } |
| |
| set activeCallFrame(callFrame) |
| { |
| if (callFrame === this._activeCallFrame) |
| return; |
| |
| this._activeCallFrame = callFrame || null; |
| |
| this.dispatchEventToListeners(WI.DebuggerManager.Event.ActiveCallFrameDidChange); |
| } |
| |
| dataForTarget(target) |
| { |
| let targetData = this._targetDebuggerDataMap.get(target); |
| if (targetData) |
| return targetData; |
| |
| targetData = new WI.DebuggerData(target); |
| this._targetDebuggerDataMap.set(target, targetData); |
| return targetData; |
| } |
| |
| get allExceptionsBreakpoint() |
| { |
| return this._allExceptionsBreakpoint; |
| } |
| |
| get allUncaughtExceptionsBreakpoint() |
| { |
| return this._allUncaughtExceptionsBreakpoint; |
| } |
| |
| get assertionsBreakpoint() |
| { |
| return this._assertionsBreakpoint; |
| } |
| |
| get breakpoints() |
| { |
| return this._breakpoints; |
| } |
| |
| breakpointForIdentifier(id) |
| { |
| return this._breakpointIdMap.get(id) || null; |
| } |
| |
| breakpointsForSourceCode(sourceCode) |
| { |
| console.assert(sourceCode instanceof WI.Resource || sourceCode instanceof WI.Script); |
| |
| if (sourceCode instanceof WI.SourceMapResource) { |
| let originalSourceCodeBreakpoints = this.breakpointsForSourceCode(sourceCode.sourceMap.originalSourceCode); |
| return originalSourceCodeBreakpoints.filter(function(breakpoint) { |
| return breakpoint.sourceCodeLocation.displaySourceCode === sourceCode; |
| }); |
| } |
| |
| let contentIdentifierBreakpoints = this._breakpointContentIdentifierMap.get(sourceCode.contentIdentifier); |
| if (contentIdentifierBreakpoints) { |
| this._associateBreakpointsWithSourceCode(contentIdentifierBreakpoints, sourceCode); |
| return contentIdentifierBreakpoints; |
| } |
| |
| if (sourceCode instanceof WI.Script) { |
| let scriptIdentifierBreakpoints = this._breakpointScriptIdentifierMap.get(sourceCode.id); |
| if (scriptIdentifierBreakpoints) { |
| this._associateBreakpointsWithSourceCode(scriptIdentifierBreakpoints, sourceCode); |
| return scriptIdentifierBreakpoints; |
| } |
| } |
| |
| return []; |
| } |
| |
| breakpointForSourceCodeLocation(sourceCodeLocation) |
| { |
| console.assert(sourceCodeLocation instanceof WI.SourceCodeLocation); |
| |
| for (let breakpoint of this.breakpointsForSourceCode(sourceCodeLocation.sourceCode)) { |
| if (breakpoint.sourceCodeLocation.isEqual(sourceCodeLocation)) |
| return breakpoint; |
| } |
| |
| return null; |
| } |
| |
| isBreakpointRemovable(breakpoint) |
| { |
| return breakpoint !== this._allExceptionsBreakpoint |
| && breakpoint !== this._allUncaughtExceptionsBreakpoint |
| && breakpoint !== this._assertionsBreakpoint; |
| } |
| |
| isBreakpointEditable(breakpoint) |
| { |
| return this.isBreakpointRemovable(breakpoint); |
| } |
| |
| get breakpointsEnabled() |
| { |
| return this._breakpointsEnabledSetting.value; |
| } |
| |
| set breakpointsEnabled(enabled) |
| { |
| if (this._breakpointsEnabledSetting.value === enabled) |
| return; |
| |
| console.assert(!(enabled && this.breakpointsDisabledTemporarily), "Should not enable breakpoints when we are temporarily disabling breakpoints."); |
| if (enabled && this.breakpointsDisabledTemporarily) |
| return; |
| |
| this._breakpointsEnabledSetting.value = enabled; |
| |
| this._updateBreakOnExceptionsState(); |
| |
| for (let target of WI.targets) { |
| target.DebuggerAgent.setBreakpointsActive(enabled); |
| target.DebuggerAgent.setPauseOnExceptions(this._breakOnExceptionsState); |
| } |
| |
| this.dispatchEventToListeners(WI.DebuggerManager.Event.BreakpointsEnabledDidChange); |
| } |
| |
| get breakpointsDisabledTemporarily() |
| { |
| return this._temporarilyDisabledBreakpointsRestoreSetting.value !== null; |
| } |
| |
| scriptForIdentifier(id, target) |
| { |
| console.assert(target instanceof WI.Target); |
| return this.dataForTarget(target).scriptForIdentifier(id); |
| } |
| |
| scriptsForURL(url, target) |
| { |
| // FIXME: This may not be safe. A Resource's URL may differ from a Script's URL. |
| console.assert(target instanceof WI.Target); |
| return this.dataForTarget(target).scriptsForURL(url); |
| } |
| |
| get searchableScripts() |
| { |
| return this.knownNonResourceScripts.filter((script) => !!script.contentIdentifier); |
| } |
| |
| get knownNonResourceScripts() |
| { |
| let knownScripts = []; |
| |
| for (let [target, targetData] of this._targetDebuggerDataMap) { |
| for (let script of targetData.scripts) { |
| if (script.resource) |
| continue; |
| if (isWebInspectorConsoleEvaluationScript(script.sourceURL)) |
| continue; |
| if (!WI.isDebugUIEnabled() && isWebKitInternalScript(script.sourceURL)) |
| continue; |
| knownScripts.push(script); |
| } |
| } |
| |
| return knownScripts; |
| } |
| |
| get asyncStackTraceDepth() |
| { |
| return this._asyncStackTraceDepthSetting.value; |
| } |
| |
| set asyncStackTraceDepth(x) |
| { |
| if (this._asyncStackTraceDepthSetting.value === x) |
| return; |
| |
| this._asyncStackTraceDepthSetting.value = x; |
| |
| for (let target of WI.targets) |
| target.DebuggerAgent.setAsyncStackTraceDepth(this._asyncStackTraceDepthSetting.value); |
| } |
| |
| pause() |
| { |
| if (this.paused) |
| return Promise.resolve(); |
| |
| this.dispatchEventToListeners(WI.DebuggerManager.Event.WaitingToPause); |
| |
| let listener = new WI.EventListener(this, true); |
| |
| let managerResult = new Promise(function(resolve, reject) { |
| listener.connect(WI.debuggerManager, WI.DebuggerManager.Event.Paused, resolve); |
| }); |
| |
| let promises = []; |
| for (let [target, targetData] of this._targetDebuggerDataMap) |
| promises.push(targetData.pauseIfNeeded()); |
| |
| return Promise.all([managerResult, ...promises]); |
| } |
| |
| resume() |
| { |
| if (!this.paused) |
| return Promise.resolve(); |
| |
| let listener = new WI.EventListener(this, true); |
| |
| let managerResult = new Promise(function(resolve, reject) { |
| listener.connect(WI.debuggerManager, WI.DebuggerManager.Event.Resumed, resolve); |
| }); |
| |
| let promises = []; |
| for (let [target, targetData] of this._targetDebuggerDataMap) |
| promises.push(targetData.resumeIfNeeded()); |
| |
| return Promise.all([managerResult, ...promises]); |
| } |
| |
| stepOver() |
| { |
| if (!this.paused) |
| return Promise.reject(new Error("Cannot step over because debugger is not paused.")); |
| |
| let listener = new WI.EventListener(this, true); |
| |
| let managerResult = new Promise(function(resolve, reject) { |
| listener.connect(WI.debuggerManager, WI.DebuggerManager.Event.ActiveCallFrameDidChange, resolve); |
| }); |
| |
| let protocolResult = this._activeCallFrame.target.DebuggerAgent.stepOver() |
| .catch(function(error) { |
| listener.disconnect(); |
| console.error("DebuggerManager.stepOver failed: ", error); |
| throw error; |
| }); |
| |
| return Promise.all([managerResult, protocolResult]); |
| } |
| |
| stepInto() |
| { |
| if (!this.paused) |
| return Promise.reject(new Error("Cannot step into because debugger is not paused.")); |
| |
| let listener = new WI.EventListener(this, true); |
| |
| let managerResult = new Promise(function(resolve, reject) { |
| listener.connect(WI.debuggerManager, WI.DebuggerManager.Event.ActiveCallFrameDidChange, resolve); |
| }); |
| |
| let protocolResult = this._activeCallFrame.target.DebuggerAgent.stepInto() |
| .catch(function(error) { |
| listener.disconnect(); |
| console.error("DebuggerManager.stepInto failed: ", error); |
| throw error; |
| }); |
| |
| return Promise.all([managerResult, protocolResult]); |
| } |
| |
| stepOut() |
| { |
| if (!this.paused) |
| return Promise.reject(new Error("Cannot step out because debugger is not paused.")); |
| |
| let listener = new WI.EventListener(this, true); |
| |
| let managerResult = new Promise(function(resolve, reject) { |
| listener.connect(WI.debuggerManager, WI.DebuggerManager.Event.ActiveCallFrameDidChange, resolve); |
| }); |
| |
| let protocolResult = this._activeCallFrame.target.DebuggerAgent.stepOut() |
| .catch(function(error) { |
| listener.disconnect(); |
| console.error("DebuggerManager.stepOut failed: ", error); |
| throw error; |
| }); |
| |
| return Promise.all([managerResult, protocolResult]); |
| } |
| |
| continueUntilNextRunLoop(target) |
| { |
| return this.dataForTarget(target).continueUntilNextRunLoop(); |
| } |
| |
| continueToLocation(script, lineNumber, columnNumber) |
| { |
| return script.target.DebuggerAgent.continueToLocation({scriptId: script.id, lineNumber, columnNumber}); |
| } |
| |
| addBreakpoint(breakpoint, shouldSpeculativelyResolve) |
| { |
| console.assert(breakpoint instanceof WI.Breakpoint); |
| if (!breakpoint) |
| return; |
| |
| if (breakpoint.contentIdentifier) { |
| let contentIdentifierBreakpoints = this._breakpointContentIdentifierMap.get(breakpoint.contentIdentifier); |
| if (!contentIdentifierBreakpoints) { |
| contentIdentifierBreakpoints = []; |
| this._breakpointContentIdentifierMap.set(breakpoint.contentIdentifier, contentIdentifierBreakpoints); |
| } |
| contentIdentifierBreakpoints.push(breakpoint); |
| } |
| |
| if (breakpoint.scriptIdentifier) { |
| let scriptIdentifierBreakpoints = this._breakpointScriptIdentifierMap.get(breakpoint.scriptIdentifier); |
| if (!scriptIdentifierBreakpoints) { |
| scriptIdentifierBreakpoints = []; |
| this._breakpointScriptIdentifierMap.set(breakpoint.scriptIdentifier, scriptIdentifierBreakpoints); |
| } |
| scriptIdentifierBreakpoints.push(breakpoint); |
| } |
| |
| this._breakpoints.push(breakpoint); |
| |
| if (!breakpoint.disabled) { |
| const specificTarget = undefined; |
| this._setBreakpoint(breakpoint, specificTarget, () => { |
| if (shouldSpeculativelyResolve) |
| breakpoint.resolved = true; |
| }); |
| } |
| |
| this._saveBreakpoints(); |
| |
| this.dispatchEventToListeners(WI.DebuggerManager.Event.BreakpointAdded, {breakpoint}); |
| } |
| |
| removeBreakpoint(breakpoint) |
| { |
| console.assert(breakpoint instanceof WI.Breakpoint); |
| if (!breakpoint) |
| return; |
| |
| console.assert(this.isBreakpointRemovable(breakpoint)); |
| if (!this.isBreakpointRemovable(breakpoint)) |
| return; |
| |
| this._breakpoints.remove(breakpoint); |
| |
| if (breakpoint.identifier) |
| this._removeBreakpoint(breakpoint); |
| |
| if (breakpoint.contentIdentifier) { |
| let contentIdentifierBreakpoints = this._breakpointContentIdentifierMap.get(breakpoint.contentIdentifier); |
| if (contentIdentifierBreakpoints) { |
| contentIdentifierBreakpoints.remove(breakpoint); |
| if (!contentIdentifierBreakpoints.length) |
| this._breakpointContentIdentifierMap.delete(breakpoint.contentIdentifier); |
| } |
| } |
| |
| if (breakpoint.scriptIdentifier) { |
| let scriptIdentifierBreakpoints = this._breakpointScriptIdentifierMap.get(breakpoint.scriptIdentifier); |
| if (scriptIdentifierBreakpoints) { |
| scriptIdentifierBreakpoints.remove(breakpoint); |
| if (!scriptIdentifierBreakpoints.length) |
| this._breakpointScriptIdentifierMap.delete(breakpoint.scriptIdentifier); |
| } |
| } |
| |
| // Disable the breakpoint first, so removing actions doesn't re-add the breakpoint. |
| breakpoint.disabled = true; |
| breakpoint.clearActions(); |
| |
| this._saveBreakpoints(); |
| |
| this.dispatchEventToListeners(WI.DebuggerManager.Event.BreakpointRemoved, {breakpoint}); |
| } |
| |
| nextBreakpointActionIdentifier() |
| { |
| return this._nextBreakpointActionIdentifier++; |
| } |
| |
| initializeTarget(target) |
| { |
| let DebuggerAgent = target.DebuggerAgent; |
| let targetData = this.dataForTarget(target); |
| |
| // Initialize global state. |
| DebuggerAgent.enable(); |
| DebuggerAgent.setBreakpointsActive(this._breakpointsEnabledSetting.value); |
| DebuggerAgent.setPauseOnAssertions(this._assertionsBreakpointEnabledSetting.value); |
| DebuggerAgent.setPauseOnExceptions(this._breakOnExceptionsState); |
| DebuggerAgent.setAsyncStackTraceDepth(this._asyncStackTraceDepthSetting.value); |
| |
| if (this.paused) |
| targetData.pauseIfNeeded(); |
| |
| // Initialize breakpoints. |
| this._restoringBreakpoints = true; |
| for (let breakpoint of this._breakpoints) { |
| if (breakpoint.disabled) |
| continue; |
| if (!breakpoint.contentIdentifier) |
| continue; |
| this._setBreakpoint(breakpoint, target); |
| } |
| this._restoringBreakpoints = false; |
| } |
| |
| // Protected (Called from WI.DebuggerObserver) |
| |
| breakpointResolved(target, breakpointIdentifier, location) |
| { |
| // Called from WI.DebuggerObserver. |
| |
| let breakpoint = this._breakpointIdMap.get(breakpointIdentifier); |
| console.assert(breakpoint); |
| if (!breakpoint) |
| return; |
| |
| console.assert(breakpoint.identifier === breakpointIdentifier); |
| |
| if (!breakpoint.sourceCodeLocation.sourceCode) { |
| let sourceCodeLocation = this._sourceCodeLocationFromPayload(target, location); |
| breakpoint.sourceCodeLocation.sourceCode = sourceCodeLocation.sourceCode; |
| } |
| |
| breakpoint.resolved = true; |
| } |
| |
| reset() |
| { |
| // Called from WI.DebuggerObserver. |
| |
| let wasPaused = this.paused; |
| |
| WI.Script.resetUniqueDisplayNameNumbers(); |
| |
| this._internalWebKitScripts = []; |
| this._targetDebuggerDataMap.clear(); |
| |
| this._ignoreBreakpointDisplayLocationDidChangeEvent = true; |
| |
| // Mark all the breakpoints as unresolved. They will be reported as resolved when |
| // breakpointResolved is called as the page loads. |
| for (let breakpoint of this._breakpoints) { |
| breakpoint.resolved = false; |
| if (breakpoint.sourceCodeLocation.sourceCode) |
| breakpoint.sourceCodeLocation.sourceCode = null; |
| } |
| |
| this._ignoreBreakpointDisplayLocationDidChangeEvent = false; |
| |
| this.dispatchEventToListeners(WI.DebuggerManager.Event.ScriptsCleared); |
| |
| if (wasPaused) |
| this.dispatchEventToListeners(WI.DebuggerManager.Event.Resumed); |
| } |
| |
| debuggerDidPause(target, callFramesPayload, reason, data, asyncStackTracePayload) |
| { |
| // Called from WI.DebuggerObserver. |
| |
| if (this._delayedResumeTimeout) { |
| clearTimeout(this._delayedResumeTimeout); |
| this._delayedResumeTimeout = undefined; |
| } |
| |
| let wasPaused = this.paused; |
| let targetData = this._targetDebuggerDataMap.get(target); |
| |
| let callFrames = []; |
| let pauseReason = this._pauseReasonFromPayload(reason); |
| let pauseData = data || null; |
| |
| for (var i = 0; i < callFramesPayload.length; ++i) { |
| var callFramePayload = callFramesPayload[i]; |
| var sourceCodeLocation = this._sourceCodeLocationFromPayload(target, callFramePayload.location); |
| // FIXME: There may be useful call frames without a source code location (native callframes), should we include them? |
| if (!sourceCodeLocation) |
| continue; |
| if (!sourceCodeLocation.sourceCode) |
| continue; |
| |
| // Exclude the case where the call frame is in the inspector code. |
| if (!WI.isDebugUIEnabled() && isWebKitInternalScript(sourceCodeLocation.sourceCode.sourceURL)) |
| continue; |
| |
| let scopeChain = this._scopeChainFromPayload(target, callFramePayload.scopeChain); |
| let callFrame = WI.CallFrame.fromDebuggerPayload(target, callFramePayload, scopeChain, sourceCodeLocation); |
| callFrames.push(callFrame); |
| } |
| |
| let activeCallFrame = callFrames[0]; |
| |
| if (!activeCallFrame) { |
| // FIXME: This may not be safe for multiple threads/targets. |
| // This indicates we were pausing in internal scripts only (Injected Scripts). |
| // Just resume and skip past this pause. We should be fixing the backend to |
| // not send such pauses. |
| if (wasPaused) |
| target.DebuggerAgent.continueUntilNextRunLoop(); |
| else |
| target.DebuggerAgent.resume(); |
| this._didResumeInternal(target); |
| return; |
| } |
| |
| let asyncStackTrace = WI.StackTrace.fromPayload(target, asyncStackTracePayload); |
| targetData.updateForPause(callFrames, pauseReason, pauseData, asyncStackTrace); |
| |
| // Pause other targets because at least one target has paused. |
| // FIXME: Should this be done on the backend? |
| for (let [otherTarget, otherTargetData] of this._targetDebuggerDataMap) |
| otherTargetData.pauseIfNeeded(); |
| |
| let activeCallFrameDidChange = this._activeCallFrame && this._activeCallFrame.target === target; |
| if (activeCallFrameDidChange) |
| this._activeCallFrame = activeCallFrame; |
| else if (!wasPaused) { |
| this._activeCallFrame = activeCallFrame; |
| activeCallFrameDidChange = true; |
| } |
| |
| if (!wasPaused) |
| this.dispatchEventToListeners(WI.DebuggerManager.Event.Paused); |
| |
| this.dispatchEventToListeners(WI.DebuggerManager.Event.CallFramesDidChange, {target}); |
| |
| if (activeCallFrameDidChange) |
| this.dispatchEventToListeners(WI.DebuggerManager.Event.ActiveCallFrameDidChange); |
| } |
| |
| debuggerDidResume(target) |
| { |
| // Called from WI.DebuggerObserver. |
| |
| // COMPATIBILITY (iOS 10): Debugger.resumed event was ambiguous. When stepping |
| // we would receive a Debugger.resumed and we would not know if it really meant |
| // the backend resumed or would pause again due to a step. Legacy backends wait |
| // 50ms, and treat it as a real resume if we haven't paused in that time frame. |
| // This delay ensures the user interface does not flash between brief steps |
| // or successive breakpoints. |
| if (!DebuggerAgent.setPauseOnAssertions) { |
| this._delayedResumeTimeout = setTimeout(this._didResumeInternal.bind(this, target), 50); |
| return; |
| } |
| |
| this._didResumeInternal(target); |
| } |
| |
| playBreakpointActionSound(breakpointActionIdentifier) |
| { |
| // Called from WI.DebuggerObserver. |
| |
| InspectorFrontendHost.beep(); |
| } |
| |
| scriptDidParse(target, scriptIdentifier, url, startLine, startColumn, endLine, endColumn, isModule, isContentScript, sourceURL, sourceMapURL) |
| { |
| // Called from WI.DebuggerObserver. |
| |
| // Don't add the script again if it is already known. |
| let targetData = this.dataForTarget(target); |
| let existingScript = targetData.scriptForIdentifier(scriptIdentifier); |
| if (existingScript) { |
| console.assert(existingScript.url === (url || null)); |
| console.assert(existingScript.range.startLine === startLine); |
| console.assert(existingScript.range.startColumn === startColumn); |
| console.assert(existingScript.range.endLine === endLine); |
| console.assert(existingScript.range.endColumn === endColumn); |
| return; |
| } |
| |
| if (!WI.isDebugUIEnabled() && isWebKitInternalScript(sourceURL)) |
| return; |
| |
| let range = new WI.TextRange(startLine, startColumn, endLine, endColumn); |
| let sourceType = isModule ? WI.Script.SourceType.Module : WI.Script.SourceType.Program; |
| let script = new WI.Script(target, scriptIdentifier, range, url, sourceType, isContentScript, sourceURL, sourceMapURL); |
| |
| targetData.addScript(script); |
| |
| // FIXME: <https://webkit.org/b/164427> Web Inspector: WorkerTarget's mainResource should be a Resource not a Script |
| // We make the main resource of a WorkerTarget the Script instead of the Resource |
| // because the frontend may not be informed of the Resource. We should guarantee |
| // the frontend is informed of the Resource. |
| if (WI.sharedApp.debuggableType === WI.DebuggableType.ServiceWorker) { |
| // A ServiceWorker starts with a LocalScript for the main resource but we can replace it during initialization. |
| if (target.mainResource instanceof WI.LocalScript) { |
| if (script.url === target.name) |
| target.mainResource = script; |
| } |
| } else if (!target.mainResource && target !== WI.mainTarget) { |
| // A Worker starts without a main resource and we insert one. |
| if (script.url === target.name) { |
| target.mainResource = script; |
| if (script.resource) |
| target.resourceCollection.remove(script.resource); |
| } |
| } |
| |
| if (isWebKitInternalScript(script.sourceURL)) { |
| this._internalWebKitScripts.push(script); |
| if (!WI.isDebugUIEnabled()) |
| return; |
| } |
| |
| // Console expressions are not added to the UI by default. |
| if (isWebInspectorConsoleEvaluationScript(script.sourceURL)) |
| return; |
| |
| this.dispatchEventToListeners(WI.DebuggerManager.Event.ScriptAdded, {script}); |
| |
| if ((target !== WI.mainTarget || WI.sharedApp.debuggableType === WI.DebuggableType.ServiceWorker) && !script.isMainResource() && !script.resource) |
| target.addScript(script); |
| } |
| |
| // Private |
| |
| _sourceCodeLocationFromPayload(target, payload) |
| { |
| let targetData = this.dataForTarget(target); |
| let script = targetData.scriptForIdentifier(payload.scriptId); |
| if (!script) |
| return null; |
| |
| return script.createSourceCodeLocation(payload.lineNumber, payload.columnNumber); |
| } |
| |
| _scopeChainFromPayload(target, payload) |
| { |
| let scopeChain = []; |
| for (let i = 0; i < payload.length; ++i) |
| scopeChain.push(this._scopeChainNodeFromPayload(target, payload[i])); |
| return scopeChain; |
| } |
| |
| _scopeChainNodeFromPayload(target, payload) |
| { |
| var type = null; |
| switch (payload.type) { |
| case DebuggerAgent.ScopeType.Global: |
| type = WI.ScopeChainNode.Type.Global; |
| break; |
| case DebuggerAgent.ScopeType.With: |
| type = WI.ScopeChainNode.Type.With; |
| break; |
| case DebuggerAgent.ScopeType.Closure: |
| type = WI.ScopeChainNode.Type.Closure; |
| break; |
| case DebuggerAgent.ScopeType.Catch: |
| type = WI.ScopeChainNode.Type.Catch; |
| break; |
| case DebuggerAgent.ScopeType.FunctionName: |
| type = WI.ScopeChainNode.Type.FunctionName; |
| break; |
| case DebuggerAgent.ScopeType.NestedLexical: |
| type = WI.ScopeChainNode.Type.Block; |
| break; |
| case DebuggerAgent.ScopeType.GlobalLexicalEnvironment: |
| type = WI.ScopeChainNode.Type.GlobalLexicalEnvironment; |
| break; |
| |
| // COMPATIBILITY (iOS 9): Debugger.ScopeType.Local used to be provided by the backend. |
| // Newer backends no longer send this enum value, it should be computed by the frontend. |
| // Map this to "Closure" type. The frontend can recalculate this when needed. |
| case DebuggerAgent.ScopeType.Local: |
| type = WI.ScopeChainNode.Type.Closure; |
| break; |
| |
| default: |
| console.error("Unknown type: " + payload.type); |
| } |
| |
| let object = WI.RemoteObject.fromPayload(payload.object, target); |
| return new WI.ScopeChainNode(type, [object], payload.name, payload.location, payload.empty); |
| } |
| |
| _pauseReasonFromPayload(payload) |
| { |
| // FIXME: Handle other backend pause reasons. |
| switch (payload) { |
| case DebuggerAgent.PausedReason.Assert: |
| return WI.DebuggerManager.PauseReason.Assertion; |
| case DebuggerAgent.PausedReason.Breakpoint: |
| return WI.DebuggerManager.PauseReason.Breakpoint; |
| case DebuggerAgent.PausedReason.CSPViolation: |
| return WI.DebuggerManager.PauseReason.CSPViolation; |
| case DebuggerAgent.PausedReason.DOM: |
| return WI.DebuggerManager.PauseReason.DOM; |
| case DebuggerAgent.PausedReason.DebuggerStatement: |
| return WI.DebuggerManager.PauseReason.DebuggerStatement; |
| case DebuggerAgent.PausedReason.Exception: |
| return WI.DebuggerManager.PauseReason.Exception; |
| case DebuggerAgent.PausedReason.PauseOnNextStatement: |
| return WI.DebuggerManager.PauseReason.PauseOnNextStatement; |
| case DebuggerAgent.PausedReason.XHR: |
| return WI.DebuggerManager.PauseReason.XHR; |
| default: |
| return WI.DebuggerManager.PauseReason.Other; |
| } |
| } |
| |
| _debuggerBreakpointActionType(type) |
| { |
| switch (type) { |
| case WI.BreakpointAction.Type.Log: |
| return DebuggerAgent.BreakpointActionType.Log; |
| case WI.BreakpointAction.Type.Evaluate: |
| return DebuggerAgent.BreakpointActionType.Evaluate; |
| case WI.BreakpointAction.Type.Sound: |
| return DebuggerAgent.BreakpointActionType.Sound; |
| case WI.BreakpointAction.Type.Probe: |
| return DebuggerAgent.BreakpointActionType.Probe; |
| default: |
| console.assert(false); |
| return DebuggerAgent.BreakpointActionType.Log; |
| } |
| } |
| |
| _debuggerBreakpointOptions(breakpoint) |
| { |
| const templatePlaceholderRegex = /\$\{.*?\}/; |
| |
| let options = breakpoint.options; |
| let invalidActions = []; |
| |
| for (let action of options.actions) { |
| if (action.type !== WI.BreakpointAction.Type.Log) |
| continue; |
| |
| if (!templatePlaceholderRegex.test(action.data)) |
| continue; |
| |
| let lexer = new WI.BreakpointLogMessageLexer; |
| let tokens = lexer.tokenize(action.data); |
| if (!tokens) { |
| invalidActions.push(action); |
| continue; |
| } |
| |
| let templateLiteral = tokens.reduce((text, token) => { |
| if (token.type === WI.BreakpointLogMessageLexer.TokenType.PlainText) |
| return text + token.data.escapeCharacters("`\\"); |
| if (token.type === WI.BreakpointLogMessageLexer.TokenType.Expression) |
| return text + "${" + token.data + "}"; |
| return text; |
| }, ""); |
| |
| action.data = "console.log(`" + templateLiteral + "`)"; |
| action.type = WI.BreakpointAction.Type.Evaluate; |
| } |
| |
| for (let invalidAction of invalidActions) |
| options.actions.remove(invalidAction); |
| |
| return options; |
| } |
| |
| _setBreakpoint(breakpoint, specificTarget, callback) |
| { |
| console.assert(!breakpoint.disabled); |
| |
| if (breakpoint.disabled) |
| return; |
| |
| if (!this._restoringBreakpoints && !this.breakpointsDisabledTemporarily) { |
| // Enable breakpoints since a breakpoint is being set. This eliminates |
| // a multi-step process for the user that can be confusing. |
| this.breakpointsEnabled = true; |
| } |
| |
| function didSetBreakpoint(target, error, breakpointIdentifier, locations) |
| { |
| if (error) |
| return; |
| |
| this._breakpointIdMap.set(breakpointIdentifier, breakpoint); |
| |
| breakpoint.identifier = breakpointIdentifier; |
| |
| // Debugger.setBreakpoint returns a single location. |
| if (!(locations instanceof Array)) |
| locations = [locations]; |
| |
| for (let location of locations) |
| this.breakpointResolved(target, breakpointIdentifier, location); |
| |
| if (typeof callback === "function") |
| callback(); |
| } |
| |
| // The breakpoint will be resolved again by calling DebuggerAgent, so mark it as unresolved. |
| // If something goes wrong it will stay unresolved and show up as such in the user interface. |
| // When setting for a new target, don't change the resolved target. |
| if (!specificTarget) |
| breakpoint.resolved = false; |
| |
| // Convert BreakpointAction types to DebuggerAgent protocol types. |
| // NOTE: Breakpoint.options returns new objects each time, so it is safe to modify. |
| let options = this._debuggerBreakpointOptions(breakpoint); |
| if (options.actions.length) { |
| for (let action of options.actions) |
| action.type = this._debuggerBreakpointActionType(action.type); |
| } |
| |
| if (breakpoint.contentIdentifier) { |
| let targets = specificTarget ? [specificTarget] : WI.targets; |
| for (let target of targets) { |
| target.DebuggerAgent.setBreakpointByUrl.invoke({ |
| lineNumber: breakpoint.sourceCodeLocation.lineNumber, |
| url: breakpoint.contentIdentifier, |
| urlRegex: undefined, |
| columnNumber: breakpoint.sourceCodeLocation.columnNumber, |
| options |
| }, didSetBreakpoint.bind(this, target), target.DebuggerAgent); |
| } |
| } else if (breakpoint.scriptIdentifier) { |
| let target = breakpoint.target; |
| target.DebuggerAgent.setBreakpoint.invoke({ |
| location: {scriptId: breakpoint.scriptIdentifier, lineNumber: breakpoint.sourceCodeLocation.lineNumber, columnNumber: breakpoint.sourceCodeLocation.columnNumber}, |
| options |
| }, didSetBreakpoint.bind(this, target), target.DebuggerAgent); |
| } |
| } |
| |
| _removeBreakpoint(breakpoint, callback) |
| { |
| if (!breakpoint.identifier) |
| return; |
| |
| function didRemoveBreakpoint(error) |
| { |
| if (error) |
| console.error(error); |
| |
| this._breakpointIdMap.delete(breakpoint.identifier); |
| |
| breakpoint.identifier = null; |
| |
| // Don't reset resolved here since we want to keep disabled breakpoints looking like they |
| // are resolved in the user interface. They will get marked as unresolved in reset. |
| |
| if (typeof callback === "function") |
| callback(); |
| } |
| |
| if (breakpoint.contentIdentifier) { |
| for (let target of WI.targets) |
| target.DebuggerAgent.removeBreakpoint(breakpoint.identifier, didRemoveBreakpoint.bind(this)); |
| } else if (breakpoint.scriptIdentifier) { |
| let target = breakpoint.target; |
| target.DebuggerAgent.removeBreakpoint(breakpoint.identifier, didRemoveBreakpoint.bind(this)); |
| } |
| } |
| |
| _breakpointDisplayLocationDidChange(event) |
| { |
| if (this._ignoreBreakpointDisplayLocationDidChangeEvent) |
| return; |
| |
| let breakpoint = event.target; |
| if (!breakpoint.identifier || breakpoint.disabled) |
| return; |
| |
| // Remove the breakpoint with its old id. |
| this._removeBreakpoint(breakpoint, breakpointRemoved.bind(this)); |
| |
| function breakpointRemoved() |
| { |
| // Add the breakpoint at its new lineNumber and get a new id. |
| this._setBreakpoint(breakpoint); |
| |
| this.dispatchEventToListeners(WI.DebuggerManager.Event.BreakpointMoved, {breakpoint}); |
| } |
| } |
| |
| _breakpointDisabledStateDidChange(event) |
| { |
| this._saveBreakpoints(); |
| |
| let breakpoint = event.target; |
| if (breakpoint === this._allExceptionsBreakpoint) { |
| if (!breakpoint.disabled && !this.breakpointsDisabledTemporarily) |
| this.breakpointsEnabled = true; |
| this._allExceptionsBreakpointEnabledSetting.value = !breakpoint.disabled; |
| this._updateBreakOnExceptionsState(); |
| for (let target of WI.targets) |
| target.DebuggerAgent.setPauseOnExceptions(this._breakOnExceptionsState); |
| return; |
| } |
| |
| if (breakpoint === this._allUncaughtExceptionsBreakpoint) { |
| if (!breakpoint.disabled && !this.breakpointsDisabledTemporarily) |
| this.breakpointsEnabled = true; |
| this._allUncaughtExceptionsBreakpointEnabledSetting.value = !breakpoint.disabled; |
| this._updateBreakOnExceptionsState(); |
| for (let target of WI.targets) |
| target.DebuggerAgent.setPauseOnExceptions(this._breakOnExceptionsState); |
| return; |
| } |
| |
| if (breakpoint === this._assertionsBreakpoint) { |
| if (!breakpoint.disabled && !this.breakpointsDisabledTemporarily) |
| this.breakpointsEnabled = true; |
| this._assertionsBreakpointEnabledSetting.value = !breakpoint.disabled; |
| for (let target of WI.targets) |
| target.DebuggerAgent.setPauseOnAssertions(this._assertionsBreakpointEnabledSetting.value); |
| return; |
| } |
| |
| if (breakpoint.disabled) |
| this._removeBreakpoint(breakpoint); |
| else |
| this._setBreakpoint(breakpoint); |
| } |
| |
| _breakpointEditablePropertyDidChange(event) |
| { |
| this._saveBreakpoints(); |
| |
| let breakpoint = event.target; |
| if (breakpoint.disabled) |
| return; |
| |
| console.assert(this.isBreakpointEditable(breakpoint)); |
| if (!this.isBreakpointEditable(breakpoint)) |
| return; |
| |
| // Remove the breakpoint with its old id. |
| this._removeBreakpoint(breakpoint, breakpointRemoved.bind(this)); |
| |
| function breakpointRemoved() |
| { |
| // Add the breakpoint with its new properties and get a new id. |
| this._setBreakpoint(breakpoint); |
| } |
| } |
| |
| _startDisablingBreakpointsTemporarily() |
| { |
| console.assert(!this.breakpointsDisabledTemporarily, "Already temporarily disabling breakpoints."); |
| if (this.breakpointsDisabledTemporarily) |
| return; |
| |
| this._temporarilyDisabledBreakpointsRestoreSetting.value = this._breakpointsEnabledSetting.value; |
| |
| this.breakpointsEnabled = false; |
| } |
| |
| _stopDisablingBreakpointsTemporarily() |
| { |
| console.assert(this.breakpointsDisabledTemporarily, "Was not temporarily disabling breakpoints."); |
| if (!this.breakpointsDisabledTemporarily) |
| return; |
| |
| let restoreState = this._temporarilyDisabledBreakpointsRestoreSetting.value; |
| this._temporarilyDisabledBreakpointsRestoreSetting.value = null; |
| |
| this.breakpointsEnabled = restoreState; |
| } |
| |
| _timelineCapturingWillStart(event) |
| { |
| this._startDisablingBreakpointsTemporarily(); |
| |
| if (this.paused) |
| this.resume(); |
| } |
| |
| _timelineCapturingStopped(event) |
| { |
| this._stopDisablingBreakpointsTemporarily(); |
| } |
| |
| _targetRemoved(event) |
| { |
| let wasPaused = this.paused; |
| |
| this._targetDebuggerDataMap.delete(event.data.target); |
| |
| if (!this.paused && wasPaused) |
| this.dispatchEventToListeners(WI.DebuggerManager.Event.Resumed); |
| } |
| |
| _mainResourceDidChange(event) |
| { |
| if (!event.target.isMainFrame()) |
| return; |
| |
| this._didResumeInternal(WI.mainTarget); |
| } |
| |
| _didResumeInternal(target) |
| { |
| if (!this.paused) |
| return; |
| |
| if (this._delayedResumeTimeout) { |
| clearTimeout(this._delayedResumeTimeout); |
| this._delayedResumeTimeout = undefined; |
| } |
| |
| let activeCallFrameDidChange = false; |
| if (this._activeCallFrame && this._activeCallFrame.target === target) { |
| this._activeCallFrame = null; |
| activeCallFrameDidChange = true; |
| } |
| |
| this.dataForTarget(target).updateForResume(); |
| |
| if (!this.paused) |
| this.dispatchEventToListeners(WI.DebuggerManager.Event.Resumed); |
| |
| this.dispatchEventToListeners(WI.DebuggerManager.Event.CallFramesDidChange, {target}); |
| |
| if (activeCallFrameDidChange) |
| this.dispatchEventToListeners(WI.DebuggerManager.Event.ActiveCallFrameDidChange); |
| } |
| |
| _updateBreakOnExceptionsState() |
| { |
| let state = "none"; |
| |
| if (this._breakpointsEnabledSetting.value) { |
| if (!this._allExceptionsBreakpoint.disabled) |
| state = "all"; |
| else if (!this._allUncaughtExceptionsBreakpoint.disabled) |
| state = "uncaught"; |
| } |
| |
| this._breakOnExceptionsState = state; |
| |
| switch (state) { |
| case "all": |
| // Mark the uncaught breakpoint as unresolved since "all" includes "uncaught". |
| // That way it is clear in the user interface that the breakpoint is ignored. |
| this._allUncaughtExceptionsBreakpoint.resolved = false; |
| break; |
| case "uncaught": |
| case "none": |
| // Mark the uncaught breakpoint as resolved again. |
| this._allUncaughtExceptionsBreakpoint.resolved = true; |
| break; |
| } |
| } |
| |
| _saveBreakpoints() |
| { |
| if (this._restoringBreakpoints) |
| return; |
| |
| let breakpointsToSave = this._breakpoints.filter((breakpoint) => !!breakpoint.contentIdentifier); |
| let serializedBreakpoints = breakpointsToSave.map((breakpoint) => breakpoint.info); |
| this._breakpointsSetting.value = serializedBreakpoints; |
| } |
| |
| _associateBreakpointsWithSourceCode(breakpoints, sourceCode) |
| { |
| this._ignoreBreakpointDisplayLocationDidChangeEvent = true; |
| |
| for (let breakpoint of breakpoints) { |
| if (!breakpoint.sourceCodeLocation.sourceCode) |
| breakpoint.sourceCodeLocation.sourceCode = sourceCode; |
| // SourceCodes can be unequal if the SourceCodeLocation is associated with a Script and we are looking at the Resource. |
| console.assert(breakpoint.sourceCodeLocation.sourceCode === sourceCode || breakpoint.sourceCodeLocation.sourceCode.contentIdentifier === sourceCode.contentIdentifier); |
| } |
| |
| this._ignoreBreakpointDisplayLocationDidChangeEvent = false; |
| } |
| |
| _debugUIEnabledDidChange() |
| { |
| let eventType = WI.isDebugUIEnabled() ? WI.DebuggerManager.Event.ScriptAdded : WI.DebuggerManager.Event.ScriptRemoved; |
| for (let script of this._internalWebKitScripts) |
| this.dispatchEventToListeners(eventType, {script}); |
| } |
| }; |
| |
| WI.DebuggerManager.Event = { |
| BreakpointAdded: "debugger-manager-breakpoint-added", |
| BreakpointRemoved: "debugger-manager-breakpoint-removed", |
| BreakpointMoved: "debugger-manager-breakpoint-moved", |
| WaitingToPause: "debugger-manager-waiting-to-pause", |
| Paused: "debugger-manager-paused", |
| Resumed: "debugger-manager-resumed", |
| CallFramesDidChange: "debugger-manager-call-frames-did-change", |
| ActiveCallFrameDidChange: "debugger-manager-active-call-frame-did-change", |
| ScriptAdded: "debugger-manager-script-added", |
| ScriptRemoved: "debugger-manager-script-removed", |
| ScriptsCleared: "debugger-manager-scripts-cleared", |
| BreakpointsEnabledDidChange: "debugger-manager-breakpoints-enabled-did-change" |
| }; |
| |
| WI.DebuggerManager.PauseReason = { |
| Assertion: "assertion", |
| Breakpoint: "breakpoint", |
| CSPViolation: "CSP-violation", |
| DebuggerStatement: "debugger-statement", |
| DOM: "DOM", |
| Exception: "exception", |
| PauseOnNextStatement: "pause-on-next-statement", |
| XHR: "xhr", |
| Other: "other", |
| }; |