Andrew Zambazos
150 lines
4.3 KiB
JavaScript
150 lines
4.3 KiB
JavaScript
/*
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* Copyright (C) 2016 Apple Inc. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
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* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
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* THE POSSIBILITY OF SUCH DAMAGE.
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*/
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WI.DebuggerData = class DebuggerData
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{
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constructor(target)
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{
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console.assert(target instanceof WI.Target);
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this._target = target;
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this._paused = false;
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this._pausing = false;
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this._pauseReason = null;
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this._pauseData = null;
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this._stackTrace = null;
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this._scriptIdMap = new Map;
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this._scriptContentIdentifierMap = new Map;
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this._makePausingAfterNextResume = false;
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}
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// Public
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get target() { return this._target; }
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get paused() { return this._paused; }
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get pausing() { return this._pausing; }
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get pauseReason() { return this._pauseReason; }
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get pauseData() { return this._pauseData; }
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get stackTrace() { return this._stackTrace; }
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get scripts()
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{
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return Array.from(this._scriptIdMap.values());
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}
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scriptForIdentifier(id)
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{
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return this._scriptIdMap.get(id);
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}
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scriptsForURL(url)
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{
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return this._scriptContentIdentifierMap.get(url) || [];
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}
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// Protected (Called by DebuggerManager)
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reset()
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{
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this._scriptIdMap.clear();
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}
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addScript(script)
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{
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this._scriptIdMap.set(script.id, script);
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if (script.contentIdentifier) {
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let scripts = this._scriptContentIdentifierMap.get(script.contentIdentifier);
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if (!scripts) {
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scripts = [];
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this._scriptContentIdentifierMap.set(script.contentIdentifier, scripts);
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}
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scripts.push(script);
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}
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}
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pauseIfNeeded()
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{
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if (this._paused || this._pausing)
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return Promise.resolve();
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this._pausing = true;
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return this._target.DebuggerAgent.pause();
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}
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resumeIfNeeded()
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{
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if (!this._paused && !this._pausing)
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return Promise.resolve();
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this._pausing = false;
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return this._target.DebuggerAgent.resume();
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}
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continueUntilNextRunLoop()
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{
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if (!this._paused || this._pausing)
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return Promise.resolve();
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// The backend will automatically start pausing
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// after resuming, so we need to match that here.
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this._makePausingAfterNextResume = true;
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return this._target.DebuggerAgent.continueUntilNextRunLoop();
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}
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updateForPause(stackTrace, pauseReason, pauseData)
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{
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this._paused = true;
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this._pausing = false;
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this._pauseReason = pauseReason;
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this._pauseData = pauseData;
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this._stackTrace = stackTrace;
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// We paused, no need for auto-pausing.
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this._makePausingAfterNextResume = false;
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}
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updateForResume()
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{
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this._paused = false;
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this._pausing = false;
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this._pauseReason = null;
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this._pauseData = null;
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this._stackTrace = null;
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// We resumed, but may be auto-pausing.
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if (this._makePausingAfterNextResume) {
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this._makePausingAfterNextResume = false;
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this._pausing = true;
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}
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}
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};
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