DevTools: move InjectedScript* to inspector/v8.

third_party/WebKit/Source/core/inspector/DebuggerScript.js

Index: third_party/WebKit/Source/core/inspector/DebuggerScript.js
diff --git a/third_party/WebKit/Source/core/inspector/DebuggerScript.js b/third_party/WebKit/Source/core/inspector/DebuggerScript.js
deleted file mode 100644
index 3990fea2414c1e461b015e827eb3cf8c6511a8c5..0000000000000000000000000000000000000000
--- a/third_party/WebKit/Source/core/inspector/DebuggerScript.js
+++ /dev/null
@@ -1,617 +0,0 @@
-/*
- * Copyright (C) 2010 Google 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:
- *
- *     * Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- *     * 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.
- *     * Neither the name of Google Inc. nor the names of its
- * contributors may be used to endorse or promote products derived from
- * this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND 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 THE COPYRIGHT
- * OWNER OR 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.
- */
-"use strict";
-
-(function () {
-
-var DebuggerScript = {};
-
-DebuggerScript.PauseOnExceptionsState = {
-    DontPauseOnExceptions: 0,
-    PauseOnAllExceptions: 1,
-    PauseOnUncaughtExceptions: 2
-};
-
-DebuggerScript.ScopeInfoDetails = {
-    AllScopes: 0,
-    FastAsyncScopes: 1,
-    NoScopes: 2
-};
-
-DebuggerScript._pauseOnExceptionsState = DebuggerScript.PauseOnExceptionsState.DontPauseOnExceptions;
-Debug.clearBreakOnException();
-Debug.clearBreakOnUncaughtException();
-
-DebuggerScript.getAfterCompileScript = function(eventData)
-{
-    return DebuggerScript._formatScript(eventData.script_.script_);
-}
-
-DebuggerScript.getFunctionScopes = function(fun)
-{
-    var mirror = MakeMirror(fun);
-    if (!mirror.isFunction())
-        return null;
-    var count = mirror.scopeCount();
-    if (count == 0)
-        return null;
-    var result = [];
-    for (var i = 0; i < count; i++) {
-        var scopeDetails = mirror.scope(i).details();
-        var scopeObject = DebuggerScript._buildScopeObject(scopeDetails.type(), scopeDetails.object());
-        if (!scopeObject)
-            continue;
-        result.push({
-            type: scopeDetails.type(),
-            object: scopeObject,
-            name: scopeDetails.name()
-        });
-    }
-    return result;
-}
-
-DebuggerScript.getGeneratorObjectDetails = function(object)
-{
-    var mirror = MakeMirror(object, true /* transient */);
-    if (!mirror.isGenerator())
-        return null;
-    var funcMirror = mirror.func();
-    if (!funcMirror.resolved())
-        return null;
-    var result = {
-        "function": funcMirror.value(),
-        "functionName": funcMirror.debugName(),
-        "status": mirror.status()
-    };
-    var script = funcMirror.script();
-    var location = mirror.sourceLocation() || funcMirror.sourceLocation();
-    if (script && location) {
-        result["location"] = {
-            "scriptId": String(script.id()),
-            "lineNumber": location.line,
-            "columnNumber": location.column
-        };
-    }
-    return result;
-}
-
-DebuggerScript.getCollectionEntries = function(object)
-{
-    var mirror = MakeMirror(object, true /* transient */);
-    if (mirror.isMap())
-        return mirror.entries();
-    if (mirror.isSet() || mirror.isIterator()) {
-        var result = [];
-        var values = mirror.isSet() ? mirror.values() : mirror.preview();
-        for (var i = 0; i < values.length; ++i)
-            result.push({ value: values[i] });
-        return result;
-    }
-}
-
-DebuggerScript.setFunctionVariableValue = function(functionValue, scopeIndex, variableName, newValue)
-{
-    var mirror = MakeMirror(functionValue);
-    if (!mirror.isFunction())
-        throw new Error("Function value has incorrect type");
-    return DebuggerScript._setScopeVariableValue(mirror, scopeIndex, variableName, newValue);
-}
-
-DebuggerScript._setScopeVariableValue = function(scopeHolder, scopeIndex, variableName, newValue)
-{
-    var scopeMirror = scopeHolder.scope(scopeIndex);
-    if (!scopeMirror)
-        throw new Error("Incorrect scope index");
-    scopeMirror.setVariableValue(variableName, newValue);
-    return undefined;
-}
-
-DebuggerScript.getScripts = function(contextGroupId)
-{
-    var result = [];
-    var scripts = Debug.scripts();
-    var contextDataPrefix = null;
-    if (contextGroupId)
-        contextDataPrefix = contextGroupId + ",";
-    for (var i = 0; i < scripts.length; ++i) {
-        var script = scripts[i];
-        if (contextDataPrefix) {
-            if (!script.context_data)
-                continue;
-            // Context data is a string in the following format:
-            // <id>,<contextId>,("page"|"injected"|"worker")
-            if (script.context_data.indexOf(contextDataPrefix) !== 0)
-                continue;
-        }
-        result.push(DebuggerScript._formatScript(script));
-    }
-    return result;
-}
-
-DebuggerScript._formatScript = function(script)
-{
-    var lineEnds = script.line_ends;
-    var lineCount = lineEnds.length;
-    var endLine = script.line_offset + lineCount - 1;
-    var endColumn;
-    // V8 will not count last line if script source ends with \n.
-    if (script.source[script.source.length - 1] === '\n') {
-        endLine += 1;
-        endColumn = 0;
-    } else {
-        if (lineCount === 1)
-            endColumn = script.source.length + script.column_offset;
-        else
-            endColumn = script.source.length - (lineEnds[lineCount - 2] + 1);
-    }
-
-    /**
-     * @return {number}
-     */
-    function executionContextId()
-    {
-        var context_data = script.context_data;
-        if (!context_data)
-            return 0;
-        var firstComma = context_data.indexOf(",");
-        if (firstComma === -1)
-            return 0;
-        var secondComma = context_data.indexOf(",", firstComma + 1);
-        if (secondComma === -1)
-            return 0;
-
-        return parseInt(context_data.substring(firstComma + 1, secondComma), 10) || 0;
-    }
-
-    return {
-        id: script.id,
-        name: script.nameOrSourceURL(),
-        sourceURL: script.source_url,
-        sourceMappingURL: script.source_mapping_url,
-        source: script.source,
-        startLine: script.line_offset,
-        startColumn: script.column_offset,
-        endLine: endLine,
-        endColumn: endColumn,
-        executionContextId: executionContextId(),
-        isContentScript: !!script.context_data && script.context_data.endsWith(",injected"),
-        isInternalScript: script.is_debugger_script
-    };
-}
-
-DebuggerScript.setBreakpoint = function(execState, info)
-{
-    var positionAlignment = info.interstatementLocation ? Debug.BreakPositionAlignment.BreakPosition : Debug.BreakPositionAlignment.Statement;
-    var breakId = Debug.setScriptBreakPointById(info.sourceID, info.lineNumber, info.columnNumber, info.condition, undefined, positionAlignment);
-
-    var locations = Debug.findBreakPointActualLocations(breakId);
-    if (!locations.length)
-        return undefined;
-    info.lineNumber = locations[0].line;
-    info.columnNumber = locations[0].column;
-    return breakId.toString();
-}
-
-DebuggerScript.removeBreakpoint = function(execState, info)
-{
-    Debug.findBreakPoint(info.breakpointId, true);
-}
-
-DebuggerScript.pauseOnExceptionsState = function()
-{
-    return DebuggerScript._pauseOnExceptionsState;
-}
-
-DebuggerScript.setPauseOnExceptionsState = function(newState)
-{
-    DebuggerScript._pauseOnExceptionsState = newState;
-
-    if (DebuggerScript.PauseOnExceptionsState.PauseOnAllExceptions === newState)
-        Debug.setBreakOnException();
-    else
-        Debug.clearBreakOnException();
-
-    if (DebuggerScript.PauseOnExceptionsState.PauseOnUncaughtExceptions === newState)
-        Debug.setBreakOnUncaughtException();
-    else
-        Debug.clearBreakOnUncaughtException();
-}
-
-DebuggerScript.frameCount = function(execState)
-{
-    return execState.frameCount();
-}
-
-DebuggerScript.currentCallFrame = function(execState, data)
-{
-    var maximumLimit = data >> 2;
-    var scopeDetailsLevel = data & 3;
-
-    var frameCount = execState.frameCount();
-    if (maximumLimit && maximumLimit < frameCount)
-        frameCount = maximumLimit;
-    var topFrame = undefined;
-    for (var i = frameCount - 1; i >= 0; i--) {
-        var frameMirror = execState.frame(i);
-        topFrame = DebuggerScript._frameMirrorToJSCallFrame(frameMirror, topFrame, scopeDetailsLevel);
-    }
-    return topFrame;
-}
-
-DebuggerScript.currentCallFrameByIndex = function(execState, index)
-{
-    if (index < 0)
-        return undefined;
-    var frameCount = execState.frameCount();
-    if (index >= frameCount)
-        return undefined;
-    return DebuggerScript._frameMirrorToJSCallFrame(execState.frame(index), undefined, DebuggerScript.ScopeInfoDetails.NoScopes);
-}
-
-DebuggerScript.stepIntoStatement = function(execState)
-{
-    execState.prepareStep(Debug.StepAction.StepIn);
-}
-
-DebuggerScript.stepFrameStatement = function(execState)
-{
-    execState.prepareStep(Debug.StepAction.StepFrame);
-}
-
-DebuggerScript.stepOverStatement = function(execState, callFrame)
-{
-    execState.prepareStep(Debug.StepAction.StepNext);
-}
-
-DebuggerScript.stepOutOfFunction = function(execState, callFrame)
-{
-    execState.prepareStep(Debug.StepAction.StepOut);
-}
-
-DebuggerScript.clearStepping = function()
-{
-    Debug.clearStepping();
-}
-
-// Returns array in form:
-//      [ 0, <v8_result_report> ] in case of success
-//   or [ 1, <general_error_message>, <compiler_message>, <line_number>, <column_number> ] in case of compile error, numbers are 1-based.
-// or throws exception with message.
-DebuggerScript.liveEditScriptSource = function(scriptId, newSource, preview)
-{
-    var scripts = Debug.scripts();
-    var scriptToEdit = null;
-    for (var i = 0; i < scripts.length; i++) {
-        if (scripts[i].id == scriptId) {
-            scriptToEdit = scripts[i];
-            break;
-        }
-    }
-    if (!scriptToEdit)
-        throw("Script not found");
-
-    var changeLog = [];
-    try {
-        var result = Debug.LiveEdit.SetScriptSource(scriptToEdit, newSource, preview, changeLog);
-        return [0, result.stack_modified];
-    } catch (e) {
-        if (e instanceof Debug.LiveEdit.Failure && "details" in e) {
-            var details = e.details;
-            if (details.type === "liveedit_compile_error") {
-                var startPosition = details.position.start;
-                return [1, String(e), String(details.syntaxErrorMessage), Number(startPosition.line), Number(startPosition.column)];
-            }
-        }
-        throw e;
-    }
-}
-
-DebuggerScript.clearBreakpoints = function(execState, info)
-{
-    Debug.clearAllBreakPoints();
-}
-
-DebuggerScript.setBreakpointsActivated = function(execState, info)
-{
-    Debug.debuggerFlags().breakPointsActive.setValue(info.enabled);
-}
-
-DebuggerScript.getScriptSource = function(eventData)
-{
-    return eventData.script().source();
-}
-
-DebuggerScript.setScriptSource = function(eventData, source)
-{
-    if (eventData.script().data() === "injected-script")
-        return;
-    eventData.script().setSource(source);
-}
-
-DebuggerScript.getScriptName = function(eventData)
-{
-    return eventData.script().script_.nameOrSourceURL();
-}
-
-DebuggerScript.getBreakpointNumbers = function(eventData)
-{
-    var breakpoints = eventData.breakPointsHit();
-    var numbers = [];
-    if (!breakpoints)
-        return numbers;
-
-    for (var i = 0; i < breakpoints.length; i++) {
-        var breakpoint = breakpoints[i];
-        var scriptBreakPoint = breakpoint.script_break_point();
-        numbers.push(scriptBreakPoint ? scriptBreakPoint.number() : breakpoint.number());
-    }
-    return numbers;
-}
-
-DebuggerScript.isEvalCompilation = function(eventData)
-{
-    var script = eventData.script();
-    return (script.compilationType() === Debug.ScriptCompilationType.Eval);
-}
-
-// NOTE: This function is performance critical, as it can be run on every
-// statement that generates an async event (like addEventListener) to support
-// asynchronous call stacks. Thus, when possible, initialize the data lazily.
-DebuggerScript._frameMirrorToJSCallFrame = function(frameMirror, callerFrame, scopeDetailsLevel)
-{
-    // Stuff that can not be initialized lazily (i.e. valid while paused with a valid break_id).
-    // The frameMirror and scopeMirror can be accessed only while paused on the debugger.
-    var frameDetails = frameMirror.details();
-
-    var funcObject = frameDetails.func();
-    var sourcePosition = frameDetails.sourcePosition();
-    var thisObject = frameDetails.receiver();
-
-    var isAtReturn = !!frameDetails.isAtReturn();
-    var returnValue = isAtReturn ? frameDetails.returnValue() : undefined;
-
-    var scopeMirrors = (scopeDetailsLevel === DebuggerScript.ScopeInfoDetails.NoScopes ? [] : frameMirror.allScopes(scopeDetailsLevel === DebuggerScript.ScopeInfoDetails.FastAsyncScopes));
-    var scopeTypes = new Array(scopeMirrors.length);
-    var scopeObjects = new Array(scopeMirrors.length);
-    var scopeNames = new Array(scopeMirrors.length);
-    for (var i = 0; i < scopeMirrors.length; ++i) {
-        var scopeDetails = scopeMirrors[i].details();
-        scopeTypes[i] = scopeDetails.type();
-        scopeObjects[i] = scopeDetails.object();
-        scopeNames[i] = scopeDetails.name();
-    }
-
-    // Calculated lazily.
-    var scopeChain;
-    var funcMirror;
-    var location;
-
-    function lazyScopeChain()
-    {
-        if (!scopeChain) {
-            scopeChain = [];
-            for (var i = 0, j = 0; i < scopeObjects.length; ++i) {
-                var scopeObject = DebuggerScript._buildScopeObject(scopeTypes[i], scopeObjects[i], scopeNames[i]);
-                if (scopeObject) {
-                    scopeTypes[j] = scopeTypes[i];
-                    scopeNames[j] = scopeNames[i];
-                    scopeChain[j] = scopeObject;
-                    ++j;
-                }
-            }
-            scopeTypes.length = scopeChain.length;
-            scopeNames.length = scopeChain.length;
-            scopeObjects = null; // Free for GC.
-        }
-        return scopeChain;
-    }
-
-    function lazyScopeTypes()
-    {
-        if (!scopeChain)
-            lazyScopeChain();
-        return scopeTypes;
-    }
-
-    function lazyScopeNames()
-    {
-        if (!scopeChain)
-            lazyScopeChain();
-        return scopeNames;
-    }
-
-    function ensureFuncMirror()
-    {
-        if (!funcMirror) {
-            funcMirror = MakeMirror(funcObject);
-            if (!funcMirror.isFunction())
-                funcMirror = new UnresolvedFunctionMirror(funcObject);
-        }
-        return funcMirror;
-    }
-
-    function ensureLocation()
-    {
-        if (!location) {
-            var script = ensureFuncMirror().script();
-            if (script)
-                location = script.locationFromPosition(sourcePosition, true);
-            if (!location)
-                location = { line: 0, column: 0 };
-        }
-        return location;
-    }
-
-    function line()
-    {
-        return ensureLocation().line;
-    }
-
-    function column()
-    {
-        return ensureLocation().column;
-    }
-
-    function sourceID()
-    {
-        var script = ensureFuncMirror().script();
-        return script && script.id();
-    }
-
-    function scriptName()
-    {
-        var script = ensureFuncMirror().script();
-        return script && script.name();
-    }
-
-    function functionName()
-    {
-        return ensureFuncMirror().debugName();
-    }
-
-    function functionLine()
-    {
-        var location = ensureFuncMirror().sourceLocation();
-        return location ? location.line : 0;
-    }
-
-    function functionColumn()
-    {
-        var location = ensureFuncMirror().sourceLocation();
-        return location ? location.column : 0;
-    }
-
-    function evaluate(expression, scopeExtension)
-    {
-        return frameMirror.evaluate(expression, false, scopeExtension).value();
-    }
-
-    function restart()
-    {
-        return frameMirror.restart();
-    }
-
-    function setVariableValue(scopeNumber, variableName, newValue)
-    {
-        return DebuggerScript._setScopeVariableValue(frameMirror, scopeNumber, variableName, newValue);
-    }
-
-    function stepInPositions()
-    {
-        var stepInPositionsV8 = frameMirror.stepInPositions();
-        var stepInPositionsProtocol;
-        if (stepInPositionsV8) {
-            stepInPositionsProtocol = [];
-            var script = ensureFuncMirror().script();
-            if (script) {
-                var scriptId = String(script.id());
-                for (var i = 0; i < stepInPositionsV8.length; i++) {
-                    var item = {
-                        scriptId: scriptId,
-                        lineNumber: stepInPositionsV8[i].position.line,
-                        columnNumber: stepInPositionsV8[i].position.column
-                    };
-                    stepInPositionsProtocol.push(item);
-                }
-            }
-        }
-        return JSON.stringify(stepInPositionsProtocol);
-    }
-
-    return {
-        "sourceID": sourceID,
-        "line": line,
-        "column": column,
-        "scriptName": scriptName,
-        "functionName": functionName,
-        "functionLine": functionLine,
-        "functionColumn": functionColumn,
-        "thisObject": thisObject,
-        "scopeChain": lazyScopeChain,
-        "scopeType": lazyScopeTypes,
-        "scopeName": lazyScopeNames,
-        "evaluate": evaluate,
-        "caller": callerFrame,
-        "restart": restart,
-        "setVariableValue": setVariableValue,
-        "stepInPositions": stepInPositions,
-        "isAtReturn": isAtReturn,
-        "returnValue": returnValue
-    };
-}
-
-DebuggerScript._buildScopeObject = function(scopeType, scopeObject)
-{
-    var result;
-    switch (scopeType) {
-    case ScopeType.Local:
-    case ScopeType.Closure:
-    case ScopeType.Catch:
-    case ScopeType.Block:
-    case ScopeType.Script:
-        // For transient objects we create a "persistent" copy that contains
-        // the same properties.
-        // Reset scope object prototype to null so that the proto properties
-        // don't appear in the local scope section.
-        var properties = MakeMirror(scopeObject, true /* transient */).properties();
-        // Almost always Script scope will be empty, so just filter out that noise.
-        // Also drop empty Block scopes, should we get any.
-        if (!properties.length && (scopeType === ScopeType.Script || scopeType === ScopeType.Block))
-            break;
-        result = { __proto__: null };
-        for (var j = 0; j < properties.length; j++) {
-            var name = properties[j].name();
-            if (name.charAt(0) === ".")
-                continue; // Skip internal variables like ".arguments"
-            result[name] = properties[j].value_;
-        }
-        break;
-    case ScopeType.Global:
-    case ScopeType.With:
-        result = scopeObject;
-        break;
-    }
-    return result;
-}
-
-DebuggerScript.getPromiseDetails = function(eventData)
-{
-    return {
-        "promise": eventData.promise().value(),
-        "parentPromise": eventData.parentPromise().value(),
-        "status": eventData.status()
-    };
-}
-
-// We never resolve Mirror by its handle so to avoid memory leaks caused by Mirrors in the cache we disable it.
-ToggleMirrorCache(false);
-
-return DebuggerScript;
-})();