# Copyright 2017 The Chromium Authors. All rights reserved. # Use of this source code is governed by a BSD-style license that can be # found in the LICENSE file. version major 1 minor 3 # This domain is deprecated - use Runtime or Log instead. deprecated domain Console depends on Runtime # Console message. type ConsoleMessage extends object properties # Message source. enum source xml javascript network console-api storage appcache rendering security other deprecation worker # Message severity. enum level log warning error debug info # Message text. string text # URL of the message origin. optional string url # Line number in the resource that generated this message (1-based). optional integer line # Column number in the resource that generated this message (1-based). optional integer column # Does nothing. command clearMessages # Disables console domain, prevents further console messages from being reported to the client. command disable # Enables console domain, sends the messages collected so far to the client by means of the # `messageAdded` notification. command enable # Issued when new console message is added. event messageAdded parameters # Console message that has been added. ConsoleMessage message # Debugger domain exposes JavaScript debugging capabilities. It allows setting and removing # breakpoints, stepping through execution, exploring stack traces, etc. domain Debugger depends on Runtime # Breakpoint identifier. type BreakpointId extends string # Call frame identifier. type CallFrameId extends string # Location in the source code. type Location extends object properties # Script identifier as reported in the `Debugger.scriptParsed`. Runtime.ScriptId scriptId # Line number in the script (0-based). integer lineNumber # Column number in the script (0-based). optional integer columnNumber # Location in the source code. experimental type ScriptPosition extends object properties integer lineNumber integer columnNumber # Location range within one script. experimental type LocationRange extends object properties Runtime.ScriptId scriptId ScriptPosition start ScriptPosition end # JavaScript call frame. Array of call frames form the call stack. type CallFrame extends object properties # Call frame identifier. This identifier is only valid while the virtual machine is paused. CallFrameId callFrameId # Name of the JavaScript function called on this call frame. string functionName # Location in the source code. optional Location functionLocation # Location in the source code. Location location # JavaScript script name or url. # Deprecated in favor of using the `location.scriptId` to resolve the URL via a previously # sent `Debugger.scriptParsed` event. deprecated string url # Scope chain for this call frame. array of Scope scopeChain # `this` object for this call frame. Runtime.RemoteObject this # The value being returned, if the function is at return point. optional Runtime.RemoteObject returnValue # Valid only while the VM is paused and indicates whether this frame # can be restarted or not. Note that a `true` value here does not # guarantee that Debugger#restartFrame with this CallFrameId will be # successful, but it is very likely. experimental optional boolean canBeRestarted # Scope description. type Scope extends object properties # Scope type. enum type global local with closure catch block script eval module wasm-expression-stack # Object representing the scope. For `global` and `with` scopes it represents the actual # object; for the rest of the scopes, it is artificial transient object enumerating scope # variables as its properties. Runtime.RemoteObject object optional string name # Location in the source code where scope starts optional Location startLocation # Location in the source code where scope ends optional Location endLocation # Search match for resource. type SearchMatch extends object properties # Line number in resource content. number lineNumber # Line with match content. string lineContent type BreakLocation extends object properties # Script identifier as reported in the `Debugger.scriptParsed`. Runtime.ScriptId scriptId # Line number in the script (0-based). integer lineNumber # Column number in the script (0-based). optional integer columnNumber optional enum type debuggerStatement call return # Continues execution until specific location is reached. command continueToLocation parameters # Location to continue to. Location location optional enum targetCallFrames any current # Disables debugger for given page. command disable # Enables debugger for the given page. Clients should not assume that the debugging has been # enabled until the result for this command is received. command enable parameters # The maximum size in bytes of collected scripts (not referenced by other heap objects) # the debugger can hold. Puts no limit if parameter is omitted. experimental optional number maxScriptsCacheSize returns # Unique identifier of the debugger. experimental Runtime.UniqueDebuggerId debuggerId # Evaluates expression on a given call frame. command evaluateOnCallFrame parameters # Call frame identifier to evaluate on. CallFrameId callFrameId # Expression to evaluate. string expression # String object group name to put result into (allows rapid releasing resulting object handles # using `releaseObjectGroup`). optional string objectGroup # Specifies whether command line API should be available to the evaluated expression, defaults # to false. optional boolean includeCommandLineAPI # In silent mode exceptions thrown during evaluation are not reported and do not pause # execution. Overrides `setPauseOnException` state. optional boolean silent # Whether the result is expected to be a JSON object that should be sent by value. optional boolean returnByValue # Whether preview should be generated for the result. experimental optional boolean generatePreview # Whether to throw an exception if side effect cannot be ruled out during evaluation. optional boolean throwOnSideEffect # Terminate execution after timing out (number of milliseconds). experimental optional Runtime.TimeDelta timeout returns # Object wrapper for the evaluation result. Runtime.RemoteObject result # Exception details. optional Runtime.ExceptionDetails exceptionDetails # Returns possible locations for breakpoint. scriptId in start and end range locations should be # the same. command getPossibleBreakpoints parameters # Start of range to search possible breakpoint locations in. Location start # End of range to search possible breakpoint locations in (excluding). When not specified, end # of scripts is used as end of range. optional Location end # Only consider locations which are in the same (non-nested) function as start. optional boolean restrictToFunction returns # List of the possible breakpoint locations. array of BreakLocation locations # Returns source for the script with given id. command getScriptSource parameters # Id of the script to get source for. Runtime.ScriptId scriptId returns # Script source (empty in case of Wasm bytecode). string scriptSource # Wasm bytecode. optional binary bytecode experimental type WasmDisassemblyChunk extends object properties # The next chunk of disassembled lines. array of string lines # The bytecode offsets describing the start of each line. array of integer bytecodeOffsets experimental command disassembleWasmModule parameters # Id of the script to disassemble Runtime.ScriptId scriptId returns # For large modules, return a stream from which additional chunks of # disassembly can be read successively. optional string streamId # The total number of lines in the disassembly text. integer totalNumberOfLines # The offsets of all function bodies, in the format [start1, end1, # start2, end2, ...] where all ends are exclusive. array of integer functionBodyOffsets # The first chunk of disassembly. WasmDisassemblyChunk chunk # Disassemble the next chunk of lines for the module corresponding to the # stream. If disassembly is complete, this API will invalidate the streamId # and return an empty chunk. Any subsequent calls for the now invalid stream # will return errors. experimental command nextWasmDisassemblyChunk parameters string streamId returns # The next chunk of disassembly. WasmDisassemblyChunk chunk # This command is deprecated. Use getScriptSource instead. deprecated command getWasmBytecode parameters # Id of the Wasm script to get source for. Runtime.ScriptId scriptId returns # Script source. binary bytecode # Returns stack trace with given `stackTraceId`. experimental command getStackTrace parameters Runtime.StackTraceId stackTraceId returns Runtime.StackTrace stackTrace # Stops on the next JavaScript statement. command pause experimental deprecated command pauseOnAsyncCall parameters # Debugger will pause when async call with given stack trace is started. Runtime.StackTraceId parentStackTraceId # Removes JavaScript breakpoint. command removeBreakpoint parameters BreakpointId breakpointId # Restarts particular call frame from the beginning. The old, deprecated # behavior of `restartFrame` is to stay paused and allow further CDP commands # after a restart was scheduled. This can cause problems with restarting, so # we now continue execution immediatly after it has been scheduled until we # reach the beginning of the restarted frame. # # To stay back-wards compatible, `restartFrame` now expects a `mode` # parameter to be present. If the `mode` parameter is missing, `restartFrame` # errors out. # # The various return values are deprecated and `callFrames` is always empty. # Use the call frames from the `Debugger#paused` events instead, that fires # once V8 pauses at the beginning of the restarted function. command restartFrame parameters # Call frame identifier to evaluate on. CallFrameId callFrameId # The `mode` parameter must be present and set to 'StepInto', otherwise # `restartFrame` will error out. experimental optional enum mode # Pause at the beginning of the restarted function StepInto returns # New stack trace. deprecated array of CallFrame callFrames # Async stack trace, if any. deprecated optional Runtime.StackTrace asyncStackTrace # Async stack trace, if any. deprecated optional Runtime.StackTraceId asyncStackTraceId # Resumes JavaScript execution. command resume parameters # Set to true to terminate execution upon resuming execution. In contrast # to Runtime.terminateExecution, this will allows to execute further # JavaScript (i.e. via evaluation) until execution of the paused code # is actually resumed, at which point termination is triggered. # If execution is currently not paused, this parameter has no effect. optional boolean terminateOnResume # Searches for given string in script content. command searchInContent parameters # Id of the script to search in. Runtime.ScriptId scriptId # String to search for. string query # If true, search is case sensitive. optional boolean caseSensitive # If true, treats string parameter as regex. optional boolean isRegex returns # List of search matches. array of SearchMatch result # Enables or disables async call stacks tracking. command setAsyncCallStackDepth parameters # Maximum depth of async call stacks. Setting to `0` will effectively disable collecting async # call stacks (default). integer maxDepth # Replace previous blackbox patterns with passed ones. Forces backend to skip stepping/pausing in # scripts with url matching one of the patterns. VM will try to leave blackboxed script by # performing 'step in' several times, finally resorting to 'step out' if unsuccessful. experimental command setBlackboxPatterns parameters # Array of regexps that will be used to check script url for blackbox state. array of string patterns # Makes backend skip steps in the script in blackboxed ranges. VM will try leave blacklisted # scripts by performing 'step in' several times, finally resorting to 'step out' if unsuccessful. # Positions array contains positions where blackbox state is changed. First interval isn't # blackboxed. Array should be sorted. experimental command setBlackboxedRanges parameters # Id of the script. Runtime.ScriptId scriptId array of ScriptPosition positions # Sets JavaScript breakpoint at a given location. command setBreakpoint parameters # Location to set breakpoint in. Location location # Expression to use as a breakpoint condition. When specified, debugger will only stop on the # breakpoint if this expression evaluates to true. optional string condition returns # Id of the created breakpoint for further reference. BreakpointId breakpointId # Location this breakpoint resolved into. Location actualLocation # Sets instrumentation breakpoint. command setInstrumentationBreakpoint parameters # Instrumentation name. enum instrumentation beforeScriptExecution beforeScriptWithSourceMapExecution returns # Id of the created breakpoint for further reference. BreakpointId breakpointId # Sets JavaScript breakpoint at given location specified either by URL or URL regex. Once this # command is issued, all existing parsed scripts will have breakpoints resolved and returned in # `locations` property. Further matching script parsing will result in subsequent # `breakpointResolved` events issued. This logical breakpoint will survive page reloads. command setBreakpointByUrl parameters # Line number to set breakpoint at. integer lineNumber # URL of the resources to set breakpoint on. optional string url # Regex pattern for the URLs of the resources to set breakpoints on. Either `url` or # `urlRegex` must be specified. optional string urlRegex # Script hash of the resources to set breakpoint on. optional string scriptHash # Offset in the line to set breakpoint at. optional integer columnNumber # Expression to use as a breakpoint condition. When specified, debugger will only stop on the # breakpoint if this expression evaluates to true. optional string condition returns # Id of the created breakpoint for further reference. BreakpointId breakpointId # List of the locations this breakpoint resolved into upon addition. array of Location locations # Sets JavaScript breakpoint before each call to the given function. # If another function was created from the same source as a given one, # calling it will also trigger the breakpoint. experimental command setBreakpointOnFunctionCall parameters # Function object id. Runtime.RemoteObjectId objectId # Expression to use as a breakpoint condition. When specified, debugger will # stop on the breakpoint if this expression evaluates to true. optional string condition returns # Id of the created breakpoint for further reference. BreakpointId breakpointId # Activates / deactivates all breakpoints on the page. command setBreakpointsActive parameters # New value for breakpoints active state. boolean active # Defines pause on exceptions state. Can be set to stop on all exceptions, uncaught exceptions, # or caught exceptions, no exceptions. Initial pause on exceptions state is `none`. command setPauseOnExceptions parameters # Pause on exceptions mode. enum state none caught uncaught all # Changes return value in top frame. Available only at return break position. experimental command setReturnValue parameters # New return value. Runtime.CallArgument newValue # Edits JavaScript source live. # # In general, functions that are currently on the stack can not be edited with # a single exception: If the edited function is the top-most stack frame and # that is the only activation of that function on the stack. In this case # the live edit will be successful and a `Debugger.restartFrame` for the # top-most function is automatically triggered. command setScriptSource parameters # Id of the script to edit. Runtime.ScriptId scriptId # New content of the script. string scriptSource # If true the change will not actually be applied. Dry run may be used to get result # description without actually modifying the code. optional boolean dryRun # If true, then `scriptSource` is allowed to change the function on top of the stack # as long as the top-most stack frame is the only activation of that function. experimental optional boolean allowTopFrameEditing returns # New stack trace in case editing has happened while VM was stopped. deprecated optional array of CallFrame callFrames # Whether current call stack was modified after applying the changes. deprecated optional boolean stackChanged # Async stack trace, if any. deprecated optional Runtime.StackTrace asyncStackTrace # Async stack trace, if any. deprecated optional Runtime.StackTraceId asyncStackTraceId # Whether the operation was successful or not. Only `Ok` denotes a # successful live edit while the other enum variants denote why # the live edit failed. experimental enum status Ok CompileError BlockedByActiveGenerator BlockedByActiveFunction BlockedByTopLevelEsModuleChange # Exception details if any. Only present when `status` is `CompileError`. optional Runtime.ExceptionDetails exceptionDetails # Makes page not interrupt on any pauses (breakpoint, exception, dom exception etc). command setSkipAllPauses parameters # New value for skip pauses state. boolean skip # Changes value of variable in a callframe. Object-based scopes are not supported and must be # mutated manually. command setVariableValue parameters # 0-based number of scope as was listed in scope chain. Only 'local', 'closure' and 'catch' # scope types are allowed. Other scopes could be manipulated manually. integer scopeNumber # Variable name. string variableName # New variable value. Runtime.CallArgument newValue # Id of callframe that holds variable. CallFrameId callFrameId # Steps into the function call. command stepInto parameters # Debugger will pause on the execution of the first async task which was scheduled # before next pause. experimental optional boolean breakOnAsyncCall # The skipList specifies location ranges that should be skipped on step into. experimental optional array of LocationRange skipList # Steps out of the function call. command stepOut # Steps over the statement. command stepOver parameters # The skipList specifies location ranges that should be skipped on step over. experimental optional array of LocationRange skipList # Fired when breakpoint is resolved to an actual script and location. event breakpointResolved parameters # Breakpoint unique identifier. BreakpointId breakpointId # Actual breakpoint location. Location location # Fired when the virtual machine stopped on breakpoint or exception or any other stop criteria. event paused parameters # Call stack the virtual machine stopped on. array of CallFrame callFrames # Pause reason. enum reason ambiguous assert CSPViolation debugCommand DOM EventListener exception instrumentation OOM other promiseRejection XHR step # Object containing break-specific auxiliary properties. optional object data # Hit breakpoints IDs optional array of string hitBreakpoints # Async stack trace, if any. optional Runtime.StackTrace asyncStackTrace # Async stack trace, if any. experimental optional Runtime.StackTraceId asyncStackTraceId # Never present, will be removed. experimental deprecated optional Runtime.StackTraceId asyncCallStackTraceId # Fired when the virtual machine resumed execution. event resumed # Enum of possible script languages. type ScriptLanguage extends string enum JavaScript WebAssembly # Debug symbols available for a wasm script. type DebugSymbols extends object properties # Type of the debug symbols. enum type None SourceMap EmbeddedDWARF ExternalDWARF # URL of the external symbol source. optional string externalURL # Fired when virtual machine fails to parse the script. event scriptFailedToParse parameters # Identifier of the script parsed. Runtime.ScriptId scriptId # URL or name of the script parsed (if any). string url # Line offset of the script within the resource with given URL (for script tags). integer startLine # Column offset of the script within the resource with given URL. integer startColumn # Last line of the script. integer endLine # Length of the last line of the script. integer endColumn # Specifies script creation context. Runtime.ExecutionContextId executionContextId # Content hash of the script, SHA-256. string hash # Embedder-specific auxiliary data likely matching {isDefault: boolean, type: 'default'|'isolated'|'worker', frameId: string} optional object executionContextAuxData # URL of source map associated with script (if any). optional string sourceMapURL # True, if this script has sourceURL. optional boolean hasSourceURL # True, if this script is ES6 module. optional boolean isModule # This script length. optional integer length # JavaScript top stack frame of where the script parsed event was triggered if available. experimental optional Runtime.StackTrace stackTrace # If the scriptLanguage is WebAssembly, the code section offset in the module. experimental optional integer codeOffset # The language of the script. experimental optional Debugger.ScriptLanguage scriptLanguage # The name the embedder supplied for this script. experimental optional string embedderName # Fired when virtual machine parses script. This event is also fired for all known and uncollected # scripts upon enabling debugger. event scriptParsed parameters # Identifier of the script parsed. Runtime.ScriptId scriptId # URL or name of the script parsed (if any). string url # Line offset of the script within the resource with given URL (for script tags). integer startLine # Column offset of the script within the resource with given URL. integer startColumn # Last line of the script. integer endLine # Length of the last line of the script. integer endColumn # Specifies script creation context. Runtime.ExecutionContextId executionContextId # Content hash of the script, SHA-256. string hash # Embedder-specific auxiliary data likely matching {isDefault: boolean, type: 'default'|'isolated'|'worker', frameId: string} optional object executionContextAuxData # True, if this script is generated as a result of the live edit operation. experimental optional boolean isLiveEdit # URL of source map associated with script (if any). optional string sourceMapURL # True, if this script has sourceURL. optional boolean hasSourceURL # True, if this script is ES6 module. optional boolean isModule # This script length. optional integer length # JavaScript top stack frame of where the script parsed event was triggered if available. experimental optional Runtime.StackTrace stackTrace # If the scriptLanguage is WebAssembly, the code section offset in the module. experimental optional integer codeOffset # The language of the script. experimental optional Debugger.ScriptLanguage scriptLanguage # If the scriptLanguage is WebASsembly, the source of debug symbols for the module. experimental optional Debugger.DebugSymbols debugSymbols # The name the embedder supplied for this script. experimental optional string embedderName experimental domain HeapProfiler depends on Runtime # Heap snapshot object id. type HeapSnapshotObjectId extends string # Sampling Heap Profile node. Holds callsite information, allocation statistics and child nodes. type SamplingHeapProfileNode extends object properties # Function location. Runtime.CallFrame callFrame # Allocations size in bytes for the node excluding children. number selfSize # Node id. Ids are unique across all profiles collected between startSampling and stopSampling. integer id # Child nodes. array of SamplingHeapProfileNode children # A single sample from a sampling profile. type SamplingHeapProfileSample extends object properties # Allocation size in bytes attributed to the sample. number size # Id of the corresponding profile tree node. integer nodeId # Time-ordered sample ordinal number. It is unique across all profiles retrieved # between startSampling and stopSampling. number ordinal # Sampling profile. type SamplingHeapProfile extends object properties SamplingHeapProfileNode head array of SamplingHeapProfileSample samples # Enables console to refer to the node with given id via $x (see Command Line API for more details # $x functions). command addInspectedHeapObject parameters # Heap snapshot object id to be accessible by means of $x command line API. HeapSnapshotObjectId heapObjectId command collectGarbage command disable command enable command getHeapObjectId parameters # Identifier of the object to get heap object id for. Runtime.RemoteObjectId objectId returns # Id of the heap snapshot object corresponding to the passed remote object id. HeapSnapshotObjectId heapSnapshotObjectId command getObjectByHeapObjectId parameters HeapSnapshotObjectId objectId # Symbolic group name that can be used to release multiple objects. optional string objectGroup returns # Evaluation result. Runtime.RemoteObject result command getSamplingProfile returns # Return the sampling profile being collected. SamplingHeapProfile profile command startSampling parameters # Average sample interval in bytes. Poisson distribution is used for the intervals. The # default value is 32768 bytes. optional number samplingInterval # By default, the sampling heap profiler reports only objects which are # still alive when the profile is returned via getSamplingProfile or # stopSampling, which is useful for determining what functions contribute # the most to steady-state memory usage. This flag instructs the sampling # heap profiler to also include information about objects discarded by # major GC, which will show which functions cause large temporary memory # usage or long GC pauses. optional boolean includeObjectsCollectedByMajorGC # By default, the sampling heap profiler reports only objects which are # still alive when the profile is returned via getSamplingProfile or # stopSampling, which is useful for determining what functions contribute # the most to steady-state memory usage. This flag instructs the sampling # heap profiler to also include information about objects discarded by # minor GC, which is useful when tuning a latency-sensitive application # for minimal GC activity. optional boolean includeObjectsCollectedByMinorGC command startTrackingHeapObjects parameters optional boolean trackAllocations command stopSampling returns # Recorded sampling heap profile. SamplingHeapProfile profile command stopTrackingHeapObjects parameters # If true 'reportHeapSnapshotProgress' events will be generated while snapshot is being taken # when the tracking is stopped. optional boolean reportProgress # Deprecated in favor of `exposeInternals`. deprecated optional boolean treatGlobalObjectsAsRoots # If true, numerical values are included in the snapshot optional boolean captureNumericValue # If true, exposes internals of the snapshot. experimental optional boolean exposeInternals command takeHeapSnapshot parameters # If true 'reportHeapSnapshotProgress' events will be generated while snapshot is being taken. optional boolean reportProgress # If true, a raw snapshot without artificial roots will be generated. # Deprecated in favor of `exposeInternals`. deprecated optional boolean treatGlobalObjectsAsRoots # If true, numerical values are included in the snapshot optional boolean captureNumericValue # If true, exposes internals of the snapshot. experimental optional boolean exposeInternals event addHeapSnapshotChunk parameters string chunk # If heap objects tracking has been started then backend may send update for one or more fragments event heapStatsUpdate parameters # An array of triplets. Each triplet describes a fragment. The first integer is the fragment # index, the second integer is a total count of objects for the fragment, the third integer is # a total size of the objects for the fragment. array of integer statsUpdate # If heap objects tracking has been started then backend regularly sends a current value for last # seen object id and corresponding timestamp. If the were changes in the heap since last event # then one or more heapStatsUpdate events will be sent before a new lastSeenObjectId event. event lastSeenObjectId parameters integer lastSeenObjectId number timestamp event reportHeapSnapshotProgress parameters integer done integer total optional boolean finished event resetProfiles domain Profiler depends on Runtime depends on Debugger # Profile node. Holds callsite information, execution statistics and child nodes. type ProfileNode extends object properties # Unique id of the node. integer id # Function location. Runtime.CallFrame callFrame # Number of samples where this node was on top of the call stack. optional integer hitCount # Child node ids. optional array of integer children # The reason of being not optimized. The function may be deoptimized or marked as don't # optimize. optional string deoptReason # An array of source position ticks. optional array of PositionTickInfo positionTicks # Profile. type Profile extends object properties # The list of profile nodes. First item is the root node. array of ProfileNode nodes # Profiling start timestamp in microseconds. number startTime # Profiling end timestamp in microseconds. number endTime # Ids of samples top nodes. optional array of integer samples # Time intervals between adjacent samples in microseconds. The first delta is relative to the # profile startTime. optional array of integer timeDeltas # Specifies a number of samples attributed to a certain source position. type PositionTickInfo extends object properties # Source line number (1-based). integer line # Number of samples attributed to the source line. integer ticks # Coverage data for a source range. type CoverageRange extends object properties # JavaScript script source offset for the range start. integer startOffset # JavaScript script source offset for the range end. integer endOffset # Collected execution count of the source range. integer count # Coverage data for a JavaScript function. type FunctionCoverage extends object properties # JavaScript function name. string functionName # Source ranges inside the function with coverage data. array of CoverageRange ranges # Whether coverage data for this function has block granularity. boolean isBlockCoverage # Coverage data for a JavaScript script. type ScriptCoverage extends object properties # JavaScript script id. Runtime.ScriptId scriptId # JavaScript script name or url. string url # Functions contained in the script that has coverage data. array of FunctionCoverage functions command disable command enable # Collect coverage data for the current isolate. The coverage data may be incomplete due to # garbage collection. command getBestEffortCoverage returns # Coverage data for the current isolate. array of ScriptCoverage result # Changes CPU profiler sampling interval. Must be called before CPU profiles recording started. command setSamplingInterval parameters # New sampling interval in microseconds. integer interval command start # Enable precise code coverage. Coverage data for JavaScript executed before enabling precise code # coverage may be incomplete. Enabling prevents running optimized code and resets execution # counters. command startPreciseCoverage parameters # Collect accurate call counts beyond simple 'covered' or 'not covered'. optional boolean callCount # Collect block-based coverage. optional boolean detailed # Allow the backend to send updates on its own initiative optional boolean allowTriggeredUpdates returns # Monotonically increasing time (in seconds) when the coverage update was taken in the backend. number timestamp command stop returns # Recorded profile. Profile profile # Disable precise code coverage. Disabling releases unnecessary execution count records and allows # executing optimized code. command stopPreciseCoverage # Collect coverage data for the current isolate, and resets execution counters. Precise code # coverage needs to have started. command takePreciseCoverage returns # Coverage data for the current isolate. array of ScriptCoverage result # Monotonically increasing time (in seconds) when the coverage update was taken in the backend. number timestamp event consoleProfileFinished parameters string id # Location of console.profileEnd(). Debugger.Location location Profile profile # Profile title passed as an argument to console.profile(). optional string title # Sent when new profile recording is started using console.profile() call. event consoleProfileStarted parameters string id # Location of console.profile(). Debugger.Location location # Profile title passed as an argument to console.profile(). optional string title # Reports coverage delta since the last poll (either from an event like this, or from # `takePreciseCoverage` for the current isolate. May only be sent if precise code # coverage has been started. This event can be trigged by the embedder to, for example, # trigger collection of coverage data immediately at a certain point in time. experimental event preciseCoverageDeltaUpdate parameters # Monotonically increasing time (in seconds) when the coverage update was taken in the backend. number timestamp # Identifier for distinguishing coverage events. string occasion # Coverage data for the current isolate. array of ScriptCoverage result # Runtime domain exposes JavaScript runtime by means of remote evaluation and mirror objects. # Evaluation results are returned as mirror object that expose object type, string representation # and unique identifier that can be used for further object reference. Original objects are # maintained in memory unless they are either explicitly released or are released along with the # other objects in their object group. domain Runtime # Unique script identifier. type ScriptId extends string # Represents options for serialization. Overrides `generatePreview`, `returnByValue` and # `generateWebDriverValue`. type SerializationOptions extends object properties enum serialization # Whether the result should be deep-serialized. The result is put into # `deepSerializedValue` and `ObjectId` is provided. deep # Whether the result is expected to be a JSON object which should be sent by value. # The result is put either into `value` or into `unserializableValue`. Synonym of # `returnByValue: true`. Overrides `returnByValue`. json # Only remote object id is put in the result. Same bahaviour as if no # `serializationOptions`, `generatePreview`, `returnByValue` nor `generateWebDriverValue` # are provided. idOnly # Deep serialization depth. Default is full depth. Respected only in `deep` serialization mode. optional integer maxDepth # Represents deep serialized value. type DeepSerializedValue extends object properties enum type undefined null string number boolean bigint regexp date symbol array object function map set weakmap weakset error proxy promise typedarray arraybuffer node window optional any value optional string objectId # Set if value reference met more then once during serialization. In such # case, value is provided only to one of the serialized values. Unique # per value in the scope of one CDP call. optional integer weakLocalObjectReference # Unique object identifier. type RemoteObjectId extends string # Primitive value which cannot be JSON-stringified. Includes values `-0`, `NaN`, `Infinity`, # `-Infinity`, and bigint literals. type UnserializableValue extends string # Mirror object referencing original JavaScript object. type RemoteObject extends object properties # Object type. enum type object function undefined string number boolean symbol bigint # Object subtype hint. Specified for `object` type values only. # NOTE: If you change anything here, make sure to also update # `subtype` in `ObjectPreview` and `PropertyPreview` below. optional enum subtype array null node regexp date map set weakmap weakset iterator generator error proxy promise typedarray arraybuffer dataview webassemblymemory wasmvalue # Object class (constructor) name. Specified for `object` type values only. optional string className # Remote object value in case of primitive values or JSON values (if it was requested). optional any value # Primitive value which can not be JSON-stringified does not have `value`, but gets this # property. optional UnserializableValue unserializableValue # String representation of the object. optional string description # Deprecated. Use `deepSerializedValue` instead. WebDriver BiDi representation of the value. deprecated optional DeepSerializedValue webDriverValue # Deep serialized value. experimental optional DeepSerializedValue deepSerializedValue # Unique object identifier (for non-primitive values). optional RemoteObjectId objectId # Preview containing abbreviated property values. Specified for `object` type values only. experimental optional ObjectPreview preview experimental optional CustomPreview customPreview experimental type CustomPreview extends object properties # The JSON-stringified result of formatter.header(object, config) call. # It contains json ML array that represents RemoteObject. string header # If formatter returns true as a result of formatter.hasBody call then bodyGetterId will # contain RemoteObjectId for the function that returns result of formatter.body(object, config) call. # The result value is json ML array. optional RemoteObjectId bodyGetterId # Object containing abbreviated remote object value. experimental type ObjectPreview extends object properties # Object type. enum type object function undefined string number boolean symbol bigint # Object subtype hint. Specified for `object` type values only. optional enum subtype array null node regexp date map set weakmap weakset iterator generator error proxy promise typedarray arraybuffer dataview webassemblymemory wasmvalue # String representation of the object. optional string description # True iff some of the properties or entries of the original object did not fit. boolean overflow # List of the properties. array of PropertyPreview properties # List of the entries. Specified for `map` and `set` subtype values only. optional array of EntryPreview entries experimental type PropertyPreview extends object properties # Property name. string name # Object type. Accessor means that the property itself is an accessor property. enum type object function undefined string number boolean symbol accessor bigint # User-friendly property value string. optional string value # Nested value preview. optional ObjectPreview valuePreview # Object subtype hint. Specified for `object` type values only. optional enum subtype array null node regexp date map set weakmap weakset iterator generator error proxy promise typedarray arraybuffer dataview webassemblymemory wasmvalue experimental type EntryPreview extends object properties # Preview of the key. Specified for map-like collection entries. optional ObjectPreview key # Preview of the value. ObjectPreview value # Object property descriptor. type PropertyDescriptor extends object properties # Property name or symbol description. string name # The value associated with the property. optional RemoteObject value # True if the value associated with the property may be changed (data descriptors only). optional boolean writable # A function which serves as a getter for the property, or `undefined` if there is no getter # (accessor descriptors only). optional RemoteObject get # A function which serves as a setter for the property, or `undefined` if there is no setter # (accessor descriptors only). optional RemoteObject set # True if the type of this property descriptor may be changed and if the property may be # deleted from the corresponding object. boolean configurable # True if this property shows up during enumeration of the properties on the corresponding # object. boolean enumerable # True if the result was thrown during the evaluation. optional boolean wasThrown # True if the property is owned for the object. optional boolean isOwn # Property symbol object, if the property is of the `symbol` type. optional RemoteObject symbol # Object internal property descriptor. This property isn't normally visible in JavaScript code. type InternalPropertyDescriptor extends object properties # Conventional property name. string name # The value associated with the property. optional RemoteObject value # Object private field descriptor. experimental type PrivatePropertyDescriptor extends object properties # Private property name. string name # The value associated with the private property. optional RemoteObject value # A function which serves as a getter for the private property, # or `undefined` if there is no getter (accessor descriptors only). optional RemoteObject get # A function which serves as a setter for the private property, # or `undefined` if there is no setter (accessor descriptors only). optional RemoteObject set # Represents function call argument. Either remote object id `objectId`, primitive `value`, # unserializable primitive value or neither of (for undefined) them should be specified. type CallArgument extends object properties # Primitive value or serializable javascript object. optional any value # Primitive value which can not be JSON-stringified. optional UnserializableValue unserializableValue # Remote object handle. optional RemoteObjectId objectId # Id of an execution context. type ExecutionContextId extends integer # Description of an isolated world. type ExecutionContextDescription extends object properties # Unique id of the execution context. It can be used to specify in which execution context # script evaluation should be performed. ExecutionContextId id # Execution context origin. string origin # Human readable name describing given context. string name # A system-unique execution context identifier. Unlike the id, this is unique across # multiple processes, so can be reliably used to identify specific context while backend # performs a cross-process navigation. experimental string uniqueId # Embedder-specific auxiliary data likely matching {isDefault: boolean, type: 'default'|'isolated'|'worker', frameId: string} optional object auxData # Detailed information about exception (or error) that was thrown during script compilation or # execution. type ExceptionDetails extends object properties # Exception id. integer exceptionId # Exception text, which should be used together with exception object when available. string text # Line number of the exception location (0-based). integer lineNumber # Column number of the exception location (0-based). integer columnNumber # Script ID of the exception location. optional ScriptId scriptId # URL of the exception location, to be used when the script was not reported. optional string url # JavaScript stack trace if available. optional StackTrace stackTrace # Exception object if available. optional RemoteObject exception # Identifier of the context where exception happened. optional ExecutionContextId executionContextId # Dictionary with entries of meta data that the client associated # with this exception, such as information about associated network # requests, etc. experimental optional object exceptionMetaData # Number of milliseconds since epoch. type Timestamp extends number # Number of milliseconds. type TimeDelta extends number # Stack entry for runtime errors and assertions. type CallFrame extends object properties # JavaScript function name. string functionName # JavaScript script id. ScriptId scriptId # JavaScript script name or url. string url # JavaScript script line number (0-based). integer lineNumber # JavaScript script column number (0-based). integer columnNumber # Call frames for assertions or error messages. type StackTrace extends object properties # String label of this stack trace. For async traces this may be a name of the function that # initiated the async call. optional string description # JavaScript function name. array of CallFrame callFrames # Asynchronous JavaScript stack trace that preceded this stack, if available. optional StackTrace parent # Asynchronous JavaScript stack trace that preceded this stack, if available. experimental optional StackTraceId parentId # Unique identifier of current debugger. experimental type UniqueDebuggerId extends string # If `debuggerId` is set stack trace comes from another debugger and can be resolved there. This # allows to track cross-debugger calls. See `Runtime.StackTrace` and `Debugger.paused` for usages. experimental type StackTraceId extends object properties string id optional UniqueDebuggerId debuggerId # Add handler to promise with given promise object id. command awaitPromise parameters # Identifier of the promise. RemoteObjectId promiseObjectId # Whether the result is expected to be a JSON object that should be sent by value. optional boolean returnByValue # Whether preview should be generated for the result. optional boolean generatePreview returns # Promise result. Will contain rejected value if promise was rejected. RemoteObject result # Exception details if stack strace is available. optional ExceptionDetails exceptionDetails # Calls function with given declaration on the given object. Object group of the result is # inherited from the target object. command callFunctionOn parameters # Declaration of the function to call. string functionDeclaration # Identifier of the object to call function on. Either objectId or executionContextId should # be specified. optional RemoteObjectId objectId # Call arguments. All call arguments must belong to the same JavaScript world as the target # object. optional array of CallArgument arguments # In silent mode exceptions thrown during evaluation are not reported and do not pause # execution. Overrides `setPauseOnException` state. optional boolean silent # Whether the result is expected to be a JSON object which should be sent by value. # Can be overriden by `serializationOptions`. optional boolean returnByValue # Whether preview should be generated for the result. experimental optional boolean generatePreview # Whether execution should be treated as initiated by user in the UI. optional boolean userGesture # Whether execution should `await` for resulting value and return once awaited promise is # resolved. optional boolean awaitPromise # Specifies execution context which global object will be used to call function on. Either # executionContextId or objectId should be specified. optional ExecutionContextId executionContextId # Symbolic group name that can be used to release multiple objects. If objectGroup is not # specified and objectId is, objectGroup will be inherited from object. optional string objectGroup # Whether to throw an exception if side effect cannot be ruled out during evaluation. experimental optional boolean throwOnSideEffect # An alternative way to specify the execution context to call function on. # Compared to contextId that may be reused across processes, this is guaranteed to be # system-unique, so it can be used to prevent accidental function call # in context different than intended (e.g. as a result of navigation across process # boundaries). # This is mutually exclusive with `executionContextId`. experimental optional string uniqueContextId # Deprecated. Use `serializationOptions: {serialization:"deep"}` instead. # Whether the result should contain `webDriverValue`, serialized according to # https://w3c.github.io/webdriver-bidi. This is mutually exclusive with `returnByValue`, but # resulting `objectId` is still provided. deprecated optional boolean generateWebDriverValue # Specifies the result serialization. If provided, overrides # `returnByValue` and `generateWebDriverValue`. experimental optional SerializationOptions serializationOptions returns # Call result. RemoteObject result # Exception details. optional ExceptionDetails exceptionDetails # Compiles expression. command compileScript parameters # Expression to compile. string expression # Source url to be set for the script. string sourceURL # Specifies whether the compiled script should be persisted. boolean persistScript # Specifies in which execution context to perform script run. If the parameter is omitted the # evaluation will be performed in the context of the inspected page. optional ExecutionContextId executionContextId returns # Id of the script. optional ScriptId scriptId # Exception details. optional ExceptionDetails exceptionDetails # Disables reporting of execution contexts creation. command disable # Discards collected exceptions and console API calls. command discardConsoleEntries # Enables reporting of execution contexts creation by means of `executionContextCreated` event. # When the reporting gets enabled the event will be sent immediately for each existing execution # context. command enable # Evaluates expression on global object. command evaluate parameters # Expression to evaluate. string expression # Symbolic group name that can be used to release multiple objects. optional string objectGroup # Determines whether Command Line API should be available during the evaluation. optional boolean includeCommandLineAPI # In silent mode exceptions thrown during evaluation are not reported and do not pause # execution. Overrides `setPauseOnException` state. optional boolean silent # Specifies in which execution context to perform evaluation. If the parameter is omitted the # evaluation will be performed in the context of the inspected page. # This is mutually exclusive with `uniqueContextId`, which offers an # alternative way to identify the execution context that is more reliable # in a multi-process environment. optional ExecutionContextId contextId # Whether the result is expected to be a JSON object that should be sent by value. optional boolean returnByValue # Whether preview should be generated for the result. experimental optional boolean generatePreview # Whether execution should be treated as initiated by user in the UI. optional boolean userGesture # Whether execution should `await` for resulting value and return once awaited promise is # resolved. optional boolean awaitPromise # Whether to throw an exception if side effect cannot be ruled out during evaluation. # This implies `disableBreaks` below. experimental optional boolean throwOnSideEffect # Terminate execution after timing out (number of milliseconds). experimental optional TimeDelta timeout # Disable breakpoints during execution. experimental optional boolean disableBreaks # Setting this flag to true enables `let` re-declaration and top-level `await`. # Note that `let` variables can only be re-declared if they originate from # `replMode` themselves. experimental optional boolean replMode # The Content Security Policy (CSP) for the target might block 'unsafe-eval' # which includes eval(), Function(), setTimeout() and setInterval() # when called with non-callable arguments. This flag bypasses CSP for this # evaluation and allows unsafe-eval. Defaults to true. experimental optional boolean allowUnsafeEvalBlockedByCSP # An alternative way to specify the execution context to evaluate in. # Compared to contextId that may be reused across processes, this is guaranteed to be # system-unique, so it can be used to prevent accidental evaluation of the expression # in context different than intended (e.g. as a result of navigation across process # boundaries). # This is mutually exclusive with `contextId`. experimental optional string uniqueContextId # Deprecated. Use `serializationOptions: {serialization:"deep"}` instead. # Whether the result should contain `webDriverValue`, serialized # according to # https://w3c.github.io/webdriver-bidi. This is mutually exclusive with `returnByValue`, but # resulting `objectId` is still provided. deprecated optional boolean generateWebDriverValue # Specifies the result serialization. If provided, overrides # `returnByValue` and `generateWebDriverValue`. experimental optional SerializationOptions serializationOptions returns # Evaluation result. RemoteObject result # Exception details. optional ExceptionDetails exceptionDetails # Returns the isolate id. experimental command getIsolateId returns # The isolate id. string id # Returns the JavaScript heap usage. # It is the total usage of the corresponding isolate not scoped to a particular Runtime. experimental command getHeapUsage returns # Used heap size in bytes. number usedSize # Allocated heap size in bytes. number totalSize # Returns properties of a given object. Object group of the result is inherited from the target # object. command getProperties parameters # Identifier of the object to return properties for. RemoteObjectId objectId # If true, returns properties belonging only to the element itself, not to its prototype # chain. optional boolean ownProperties # If true, returns accessor properties (with getter/setter) only; internal properties are not # returned either. experimental optional boolean accessorPropertiesOnly # Whether preview should be generated for the results. experimental optional boolean generatePreview # If true, returns non-indexed properties only. experimental optional boolean nonIndexedPropertiesOnly returns # Object properties. array of PropertyDescriptor result # Internal object properties (only of the element itself). optional array of InternalPropertyDescriptor internalProperties # Object private properties. experimental optional array of PrivatePropertyDescriptor privateProperties # Exception details. optional ExceptionDetails exceptionDetails # Returns all let, const and class variables from global scope. command globalLexicalScopeNames parameters # Specifies in which execution context to lookup global scope variables. optional ExecutionContextId executionContextId returns array of string names command queryObjects parameters # Identifier of the prototype to return objects for. RemoteObjectId prototypeObjectId # Symbolic group name that can be used to release the results. optional string objectGroup returns # Array with objects. RemoteObject objects # Releases remote object with given id. command releaseObject parameters # Identifier of the object to release. RemoteObjectId objectId # Releases all remote objects that belong to a given group. command releaseObjectGroup parameters # Symbolic object group name. string objectGroup # Tells inspected instance to run if it was waiting for debugger to attach. command runIfWaitingForDebugger # Runs script with given id in a given context. command runScript parameters # Id of the script to run. ScriptId scriptId # Specifies in which execution context to perform script run. If the parameter is omitted the # evaluation will be performed in the context of the inspected page. optional ExecutionContextId executionContextId # Symbolic group name that can be used to release multiple objects. optional string objectGroup # In silent mode exceptions thrown during evaluation are not reported and do not pause # execution. Overrides `setPauseOnException` state. optional boolean silent # Determines whether Command Line API should be available during the evaluation. optional boolean includeCommandLineAPI # Whether the result is expected to be a JSON object which should be sent by value. optional boolean returnByValue # Whether preview should be generated for the result. optional boolean generatePreview # Whether execution should `await` for resulting value and return once awaited promise is # resolved. optional boolean awaitPromise returns # Run result. RemoteObject result # Exception details. optional ExceptionDetails exceptionDetails # Enables or disables async call stacks tracking. command setAsyncCallStackDepth redirect Debugger parameters # Maximum depth of async call stacks. Setting to `0` will effectively disable collecting async # call stacks (default). integer maxDepth experimental command setCustomObjectFormatterEnabled parameters boolean enabled experimental command setMaxCallStackSizeToCapture parameters integer size # Terminate current or next JavaScript execution. # Will cancel the termination when the outer-most script execution ends. experimental command terminateExecution # If executionContextId is empty, adds binding with the given name on the # global objects of all inspected contexts, including those created later, # bindings survive reloads. # Binding function takes exactly one argument, this argument should be string, # in case of any other input, function throws an exception. # Each binding function call produces Runtime.bindingCalled notification. experimental command addBinding parameters string name # If specified, the binding would only be exposed to the specified # execution context. If omitted and `executionContextName` is not set, # the binding is exposed to all execution contexts of the target. # This parameter is mutually exclusive with `executionContextName`. # Deprecated in favor of `executionContextName` due to an unclear use case # and bugs in implementation (crbug.com/1169639). `executionContextId` will be # removed in the future. deprecated optional ExecutionContextId executionContextId # If specified, the binding is exposed to the executionContext with # matching name, even for contexts created after the binding is added. # See also `ExecutionContext.name` and `worldName` parameter to # `Page.addScriptToEvaluateOnNewDocument`. # This parameter is mutually exclusive with `executionContextId`. experimental optional string executionContextName # This method does not remove binding function from global object but # unsubscribes current runtime agent from Runtime.bindingCalled notifications. experimental command removeBinding parameters string name # This method tries to lookup and populate exception details for a # JavaScript Error object. # Note that the stackTrace portion of the resulting exceptionDetails will # only be populated if the Runtime domain was enabled at the time when the # Error was thrown. experimental command getExceptionDetails parameters # The error object for which to resolve the exception details. RemoteObjectId errorObjectId returns optional ExceptionDetails exceptionDetails # Notification is issued every time when binding is called. experimental event bindingCalled parameters string name string payload # Identifier of the context where the call was made. ExecutionContextId executionContextId # Issued when console API was called. event consoleAPICalled parameters # Type of the call. enum type log debug info error warning dir dirxml table trace clear startGroup startGroupCollapsed endGroup assert profile profileEnd count timeEnd # Call arguments. array of RemoteObject args # Identifier of the context where the call was made. ExecutionContextId executionContextId # Call timestamp. Timestamp timestamp # Stack trace captured when the call was made. The async stack chain is automatically reported for # the following call types: `assert`, `error`, `trace`, `warning`. For other types the async call # chain can be retrieved using `Debugger.getStackTrace` and `stackTrace.parentId` field. optional StackTrace stackTrace # Console context descriptor for calls on non-default console context (not console.*): # 'anonymous#unique-logger-id' for call on unnamed context, 'name#unique-logger-id' for call # on named context. experimental optional string context # Issued when unhandled exception was revoked. event exceptionRevoked parameters # Reason describing why exception was revoked. string reason # The id of revoked exception, as reported in `exceptionThrown`. integer exceptionId # Issued when exception was thrown and unhandled. event exceptionThrown parameters # Timestamp of the exception. Timestamp timestamp ExceptionDetails exceptionDetails # Issued when new execution context is created. event executionContextCreated parameters # A newly created execution context. ExecutionContextDescription context # Issued when execution context is destroyed. event executionContextDestroyed parameters # Id of the destroyed context deprecated ExecutionContextId executionContextId # Unique Id of the destroyed context experimental string executionContextUniqueId # Issued when all executionContexts were cleared in browser event executionContextsCleared # Issued when object should be inspected (for example, as a result of inspect() command line API # call). event inspectRequested parameters RemoteObject object object hints # Identifier of the context where the call was made. experimental optional ExecutionContextId executionContextId # This domain is deprecated. deprecated domain Schema # Description of the protocol domain. type Domain extends object properties # Domain name. string name # Domain version. string version # Returns supported domains. command getDomains returns # List of supported domains. array of Domain domains