Updating to latest protocol.json

cdp/cdp.go

@@ -400,10 +400,6 @@ const (
 	CommandRuntimeSetCustomObjectFormatterEnabled          MethodType = "Runtime.setCustomObjectFormatterEnabled"
 	CommandRuntimeCompileScript                            MethodType = "Runtime.compileScript"
 	CommandRuntimeRunScript                                MethodType = "Runtime.runScript"
-	CommandRuntimeStartPreciseCoverage                     MethodType = "Runtime.startPreciseCoverage"
-	CommandRuntimeStopPreciseCoverage                      MethodType = "Runtime.stopPreciseCoverage"
-	CommandRuntimeTakePreciseCoverage                      MethodType = "Runtime.takePreciseCoverage"
-	CommandRuntimeGetBestEffortCoverage                    MethodType = "Runtime.getBestEffortCoverage"
 	EventDebuggerScriptParsed                              MethodType = "Debugger.scriptParsed"
 	EventDebuggerScriptFailedToParse                       MethodType = "Debugger.scriptFailedToParse"
 	EventDebuggerBreakpointResolved                        MethodType = "Debugger.breakpointResolved"
@@ -440,6 +436,10 @@ const (
 	CommandProfilerSetSamplingInterval                     MethodType = "Profiler.setSamplingInterval"
 	CommandProfilerStart                                   MethodType = "Profiler.start"
 	CommandProfilerStop                                    MethodType = "Profiler.stop"
+	CommandProfilerStartPreciseCoverage                    MethodType = "Profiler.startPreciseCoverage"
+	CommandProfilerStopPreciseCoverage                     MethodType = "Profiler.stopPreciseCoverage"
+	CommandProfilerTakePreciseCoverage                     MethodType = "Profiler.takePreciseCoverage"
+	CommandProfilerGetBestEffortCoverage                   MethodType = "Profiler.getBestEffortCoverage"
 	EventHeapProfilerAddHeapSnapshotChunk                  MethodType = "HeapProfiler.addHeapSnapshotChunk"
 	EventHeapProfilerResetProfiles                         MethodType = "HeapProfiler.resetProfiles"
 	EventHeapProfilerReportHeapSnapshotProgress            MethodType = "HeapProfiler.reportHeapSnapshotProgress"
@@ -1173,14 +1173,6 @@ func (t *MethodType) UnmarshalEasyJSON(in *jlexer.Lexer) {
 		*t = CommandRuntimeCompileScript
 	case CommandRuntimeRunScript:
 		*t = CommandRuntimeRunScript
-	case CommandRuntimeStartPreciseCoverage:
-		*t = CommandRuntimeStartPreciseCoverage
-	case CommandRuntimeStopPreciseCoverage:
-		*t = CommandRuntimeStopPreciseCoverage
-	case CommandRuntimeTakePreciseCoverage:
-		*t = CommandRuntimeTakePreciseCoverage
-	case CommandRuntimeGetBestEffortCoverage:
-		*t = CommandRuntimeGetBestEffortCoverage
 	case EventDebuggerScriptParsed:
 		*t = EventDebuggerScriptParsed
 	case EventDebuggerScriptFailedToParse:
@@ -1253,6 +1245,14 @@ func (t *MethodType) UnmarshalEasyJSON(in *jlexer.Lexer) {
 		*t = CommandProfilerStart
 	case CommandProfilerStop:
 		*t = CommandProfilerStop
+	case CommandProfilerStartPreciseCoverage:
+		*t = CommandProfilerStartPreciseCoverage
+	case CommandProfilerStopPreciseCoverage:
+		*t = CommandProfilerStopPreciseCoverage
+	case CommandProfilerTakePreciseCoverage:
+		*t = CommandProfilerTakePreciseCoverage
+	case CommandProfilerGetBestEffortCoverage:
+		*t = CommandProfilerGetBestEffortCoverage
 	case EventHeapProfilerAddHeapSnapshotChunk:
 		*t = EventHeapProfilerAddHeapSnapshotChunk
 	case EventHeapProfilerResetProfiles:

cdp/cdputil/cdputil.go

@@ -1078,18 +1078,6 @@ func UnmarshalMessage(msg *cdp.Message) (interface{}, error) {
 	case cdp.CommandRuntimeRunScript:
 		v = new(runtime.RunScriptReturns)
 
-	case cdp.CommandRuntimeStartPreciseCoverage:
-		return emptyVal, nil
-
-	case cdp.CommandRuntimeStopPreciseCoverage:
-		return emptyVal, nil
-
-	case cdp.CommandRuntimeTakePreciseCoverage:
-		v = new(runtime.TakePreciseCoverageReturns)
-
-	case cdp.CommandRuntimeGetBestEffortCoverage:
-		v = new(runtime.GetBestEffortCoverageReturns)
-
 	case cdp.EventRuntimeExecutionContextCreated:
 		v = new(runtime.EventExecutionContextCreated)
 
@@ -1213,6 +1201,18 @@ func UnmarshalMessage(msg *cdp.Message) (interface{}, error) {
 	case cdp.CommandProfilerStop:
 		v = new(profiler.StopReturns)
 
+	case cdp.CommandProfilerStartPreciseCoverage:
+		return emptyVal, nil
+
+	case cdp.CommandProfilerStopPreciseCoverage:
+		return emptyVal, nil
+
+	case cdp.CommandProfilerTakePreciseCoverage:
+		v = new(profiler.TakePreciseCoverageReturns)
+
+	case cdp.CommandProfilerGetBestEffortCoverage:
+		v = new(profiler.GetBestEffortCoverageReturns)
+
 	case cdp.EventProfilerConsoleProfileStarted:
 		v = new(profiler.EventConsoleProfileStarted)
 

cdp/debugger/debugger.go

@@ -242,8 +242,9 @@ func (p *RemoveBreakpointParams) Do(ctxt context.Context, h cdp.Handler) (err er
 // GetPossibleBreakpointsParams returns possible locations for breakpoint.
 // scriptId in start and end range locations should be the same.
 type GetPossibleBreakpointsParams struct {
-	Start *Location `json:"start"`         // Start of range to search possible breakpoint locations in.
+	Start              *Location `json:"start"`                        // Start of range to search possible breakpoint locations in.
-	End   *Location `json:"end,omitempty"` // End of range to search possible breakpoint locations in (excluding). When not specifed, end of scripts is used as end of range.
+	End                *Location `json:"end,omitempty"`                // End of range to search possible breakpoint locations in (excluding). When not specifed, end of scripts is used as end of range.
+	RestrictToFunction bool      `json:"restrictToFunction,omitempty"` // Only consider locations which are in the same (non-nested) function as start.
 }
 
 // GetPossibleBreakpoints returns possible locations for breakpoint. scriptId
@@ -264,6 +265,13 @@ func (p GetPossibleBreakpointsParams) WithEnd(end *Location) *GetPossibleBreakpo
 	return &p
 }
 
+// WithRestrictToFunction only consider locations which are in the same
+// (non-nested) function as start.
+func (p GetPossibleBreakpointsParams) WithRestrictToFunction(restrictToFunction bool) *GetPossibleBreakpointsParams {
+	p.RestrictToFunction = restrictToFunction
+	return &p
+}
+
 // GetPossibleBreakpointsReturns return values.
 type GetPossibleBreakpointsReturns struct {
 	Locations []*Location `json:"locations,omitempty"` // List of the possible breakpoint locations.

cdp/debugger/easyjson.go

@@ -2721,6 +2721,8 @@ func easyjsonC5a4559bDecodeGithubComKnqChromedpCdpDebugger30(in *jlexer.Lexer, o
 				}
 				(*out.End).UnmarshalEasyJSON(in)
 			}
+		case "restrictToFunction":
+			out.RestrictToFunction = bool(in.Bool())
 		default:
 			in.SkipRecursive()
 		}
@@ -2757,6 +2759,14 @@ func easyjsonC5a4559bEncodeGithubComKnqChromedpCdpDebugger30(out *jwriter.Writer
 			(*in.End).MarshalEasyJSON(out)
 		}
 	}
+	if in.RestrictToFunction {
+		if !first {
+			out.RawByte(',')
+		}
+		first = false
+		out.RawString("\"restrictToFunction\":")
+		out.Bool(bool(in.RestrictToFunction))
+	}
 	out.RawByte('}')
 }
 

cdp/profiler/profiler.go

@@ -105,3 +105,100 @@ func (p *StopParams) Do(ctxt context.Context, h cdp.Handler) (profile *Profile,
 
 	return res.Profile, nil
 }
+
+// StartPreciseCoverageParams 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.
+type StartPreciseCoverageParams struct{}
+
+// StartPreciseCoverage 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.
+func StartPreciseCoverage() *StartPreciseCoverageParams {
+	return &StartPreciseCoverageParams{}
+}
+
+// Do executes Profiler.startPreciseCoverage against the provided context and
+// target handler.
+func (p *StartPreciseCoverageParams) Do(ctxt context.Context, h cdp.Handler) (err error) {
+	return h.Execute(ctxt, cdp.CommandProfilerStartPreciseCoverage, nil, nil)
+}
+
+// StopPreciseCoverageParams disable precise code coverage. Disabling
+// releases unnecessary execution count records and allows executing optimized
+// code.
+type StopPreciseCoverageParams struct{}
+
+// StopPreciseCoverage disable precise code coverage. Disabling releases
+// unnecessary execution count records and allows executing optimized code.
+func StopPreciseCoverage() *StopPreciseCoverageParams {
+	return &StopPreciseCoverageParams{}
+}
+
+// Do executes Profiler.stopPreciseCoverage against the provided context and
+// target handler.
+func (p *StopPreciseCoverageParams) Do(ctxt context.Context, h cdp.Handler) (err error) {
+	return h.Execute(ctxt, cdp.CommandProfilerStopPreciseCoverage, nil, nil)
+}
+
+// TakePreciseCoverageParams collect coverage data for the current isolate,
+// and resets execution counters. Precise code coverage needs to have started.
+type TakePreciseCoverageParams struct{}
+
+// TakePreciseCoverage collect coverage data for the current isolate, and
+// resets execution counters. Precise code coverage needs to have started.
+func TakePreciseCoverage() *TakePreciseCoverageParams {
+	return &TakePreciseCoverageParams{}
+}
+
+// TakePreciseCoverageReturns return values.
+type TakePreciseCoverageReturns struct {
+	Result []*ScriptCoverage `json:"result,omitempty"` // Coverage data for the current isolate.
+}
+
+// Do executes Profiler.takePreciseCoverage against the provided context and
+// target handler.
+//
+// returns:
+//   result - Coverage data for the current isolate.
+func (p *TakePreciseCoverageParams) Do(ctxt context.Context, h cdp.Handler) (result []*ScriptCoverage, err error) {
+	// execute
+	var res TakePreciseCoverageReturns
+	err = h.Execute(ctxt, cdp.CommandProfilerTakePreciseCoverage, nil, &res)
+	if err != nil {
+		return nil, err
+	}
+
+	return res.Result, nil
+}
+
+// GetBestEffortCoverageParams collect coverage data for the current isolate.
+// The coverage data may be incomplete due to garbage collection.
+type GetBestEffortCoverageParams struct{}
+
+// GetBestEffortCoverage collect coverage data for the current isolate. The
+// coverage data may be incomplete due to garbage collection.
+func GetBestEffortCoverage() *GetBestEffortCoverageParams {
+	return &GetBestEffortCoverageParams{}
+}
+
+// GetBestEffortCoverageReturns return values.
+type GetBestEffortCoverageReturns struct {
+	Result []*ScriptCoverage `json:"result,omitempty"` // Coverage data for the current isolate.
+}
+
+// Do executes Profiler.getBestEffortCoverage against the provided context and
+// target handler.
+//
+// returns:
+//   result - Coverage data for the current isolate.
+func (p *GetBestEffortCoverageParams) Do(ctxt context.Context, h cdp.Handler) (result []*ScriptCoverage, err error) {
+	// execute
+	var res GetBestEffortCoverageReturns
+	err = h.Execute(ctxt, cdp.CommandProfilerGetBestEffortCoverage, nil, &res)
+	if err != nil {
+		return nil, err
+	}
+
+	return res.Result, nil
+}

cdp/profiler/types.go

@@ -30,3 +30,25 @@ type PositionTickInfo struct {
 	Line  int64 `json:"line,omitempty"`  // Source line number (1-based).
 	Ticks int64 `json:"ticks,omitempty"` // Number of samples attributed to the source line.
 }
+
+// CoverageRange coverage data for a source range.
+type CoverageRange struct {
+	StartLineNumber   int64 `json:"startLineNumber,omitempty"`   // JavaScript script line number (0-based) for the range start.
+	StartColumnNumber int64 `json:"startColumnNumber,omitempty"` // JavaScript script column number (0-based) for the range start.
+	EndLineNumber     int64 `json:"endLineNumber,omitempty"`     // JavaScript script line number (0-based) for the range end.
+	EndColumnNumber   int64 `json:"endColumnNumber,omitempty"`   // JavaScript script column number (0-based) for the range end.
+	Count             int64 `json:"count,omitempty"`             // Collected execution count of the source range.
+}
+
+// FunctionCoverage coverage data for a JavaScript function.
+type FunctionCoverage struct {
+	FunctionName string           `json:"functionName,omitempty"` // JavaScript function name.
+	Ranges       []*CoverageRange `json:"ranges,omitempty"`       // Source ranges inside the function with coverage data.
+}
+
+// ScriptCoverage coverage data for a JavaScript script.
+type ScriptCoverage struct {
+	ScriptID  runtime.ScriptID    `json:"scriptId,omitempty"`  // JavaScript script id.
+	URL       string              `json:"url,omitempty"`       // JavaScript script name or url.
+	Functions []*FunctionCoverage `json:"functions,omitempty"` // Functions contained in the script that has coverage data.
+}

cdp/runtime/runtime.go

@@ -603,100 +603,3 @@ func (p *RunScriptParams) Do(ctxt context.Context, h cdp.Handler) (result *Remot
 
 	return res.Result, res.ExceptionDetails, nil
 }
-
-// StartPreciseCoverageParams 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.
-type StartPreciseCoverageParams struct{}
-
-// StartPreciseCoverage 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.
-func StartPreciseCoverage() *StartPreciseCoverageParams {
-	return &StartPreciseCoverageParams{}
-}
-
-// Do executes Runtime.startPreciseCoverage against the provided context and
-// target handler.
-func (p *StartPreciseCoverageParams) Do(ctxt context.Context, h cdp.Handler) (err error) {
-	return h.Execute(ctxt, cdp.CommandRuntimeStartPreciseCoverage, nil, nil)
-}
-
-// StopPreciseCoverageParams disable precise code coverage. Disabling
-// releases unnecessary execution count records and allows executing optimized
-// code.
-type StopPreciseCoverageParams struct{}
-
-// StopPreciseCoverage disable precise code coverage. Disabling releases
-// unnecessary execution count records and allows executing optimized code.
-func StopPreciseCoverage() *StopPreciseCoverageParams {
-	return &StopPreciseCoverageParams{}
-}
-
-// Do executes Runtime.stopPreciseCoverage against the provided context and
-// target handler.
-func (p *StopPreciseCoverageParams) Do(ctxt context.Context, h cdp.Handler) (err error) {
-	return h.Execute(ctxt, cdp.CommandRuntimeStopPreciseCoverage, nil, nil)
-}
-
-// TakePreciseCoverageParams collect coverage data for the current isolate,
-// and resets execution counters. Precise code coverage needs to have started.
-type TakePreciseCoverageParams struct{}
-
-// TakePreciseCoverage collect coverage data for the current isolate, and
-// resets execution counters. Precise code coverage needs to have started.
-func TakePreciseCoverage() *TakePreciseCoverageParams {
-	return &TakePreciseCoverageParams{}
-}
-
-// TakePreciseCoverageReturns return values.
-type TakePreciseCoverageReturns struct {
-	Result []*ScriptCoverage `json:"result,omitempty"` // Coverage data for the current isolate.
-}
-
-// Do executes Runtime.takePreciseCoverage against the provided context and
-// target handler.
-//
-// returns:
-//   result - Coverage data for the current isolate.
-func (p *TakePreciseCoverageParams) Do(ctxt context.Context, h cdp.Handler) (result []*ScriptCoverage, err error) {
-	// execute
-	var res TakePreciseCoverageReturns
-	err = h.Execute(ctxt, cdp.CommandRuntimeTakePreciseCoverage, nil, &res)
-	if err != nil {
-		return nil, err
-	}
-
-	return res.Result, nil
-}
-
-// GetBestEffortCoverageParams collect coverage data for the current isolate.
-// The coverage data may be incomplete due to garbage collection.
-type GetBestEffortCoverageParams struct{}
-
-// GetBestEffortCoverage collect coverage data for the current isolate. The
-// coverage data may be incomplete due to garbage collection.
-func GetBestEffortCoverage() *GetBestEffortCoverageParams {
-	return &GetBestEffortCoverageParams{}
-}
-
-// GetBestEffortCoverageReturns return values.
-type GetBestEffortCoverageReturns struct {
-	Result []*ScriptCoverage `json:"result,omitempty"` // Coverage data for the current isolate.
-}
-
-// Do executes Runtime.getBestEffortCoverage against the provided context and
-// target handler.
-//
-// returns:
-//   result - Coverage data for the current isolate.
-func (p *GetBestEffortCoverageParams) Do(ctxt context.Context, h cdp.Handler) (result []*ScriptCoverage, err error) {
-	// execute
-	var res GetBestEffortCoverageReturns
-	err = h.Execute(ctxt, cdp.CommandRuntimeGetBestEffortCoverage, nil, &res)
-	if err != nil {
-		return nil, err
-	}
-
-	return res.Result, nil
-}

cdp/runtime/types.go

@@ -206,28 +206,6 @@ type StackTrace struct {
 	PromiseCreationFrame *CallFrame   `json:"promiseCreationFrame,omitempty"` // Creation frame of the Promise which produced the next synchronous trace when resolved, if available.
 }
 
-// CoverageRange coverage data for a source range.
-type CoverageRange struct {
-	StartLineNumber   int64 `json:"startLineNumber,omitempty"`   // JavaScript script line number (0-based) for the range start.
-	StartColumnNumber int64 `json:"startColumnNumber,omitempty"` // JavaScript script column number (0-based) for the range start.
-	EndLineNumber     int64 `json:"endLineNumber,omitempty"`     // JavaScript script line number (0-based) for the range end.
-	EndColumnNumber   int64 `json:"endColumnNumber,omitempty"`   // JavaScript script column number (0-based) for the range end.
-	Count             int64 `json:"count,omitempty"`             // Collected execution count of the source range.
-}
-
-// FunctionCoverage coverage data for a JavaScript function.
-type FunctionCoverage struct {
-	FunctionName string           `json:"functionName,omitempty"` // JavaScript function name.
-	Ranges       []*CoverageRange `json:"ranges,omitempty"`       // Source ranges inside the function with coverage data.
-}
-
-// ScriptCoverage coverage data for a JavaScript script.
-type ScriptCoverage struct {
-	ScriptID  ScriptID            `json:"scriptId,omitempty"`  // JavaScript script id.
-	URL       string              `json:"url,omitempty"`       // JavaScript script name or url.
-	Functions []*FunctionCoverage `json:"functions,omitempty"` // Functions contained in the script that has coverage data.
-}
-
 // Type object type.
 type Type string
 

cmd/chromedp-gen/protocol.json

@@ -10716,86 +10716,6 @@
               "description": "Creation frame of the Promise which produced the next synchronous trace when resolved, if available."
             }
           ]
-        },
-        {
-          "id": "CoverageRange",
-          "type": "object",
-          "description": "Coverage data for a source range.",
-          "properties": [
-            {
-              "name": "startLineNumber",
-              "type": "integer",
-              "description": "JavaScript script line number (0-based) for the range start."
-            },
-            {
-              "name": "startColumnNumber",
-              "type": "integer",
-              "description": "JavaScript script column number (0-based) for the range start."
-            },
-            {
-              "name": "endLineNumber",
-              "type": "integer",
-              "description": "JavaScript script line number (0-based) for the range end."
-            },
-            {
-              "name": "endColumnNumber",
-              "type": "integer",
-              "description": "JavaScript script column number (0-based) for the range end."
-            },
-            {
-              "name": "count",
-              "type": "integer",
-              "description": "Collected execution count of the source range."
-            }
-          ],
-          "experimental": "true"
-        },
-        {
-          "id": "FunctionCoverage",
-          "type": "object",
-          "description": "Coverage data for a JavaScript function.",
-          "properties": [
-            {
-              "name": "functionName",
-              "type": "string",
-              "description": "JavaScript function name."
-            },
-            {
-              "name": "ranges",
-              "type": "array",
-              "items": {
-                "$ref": "CoverageRange"
-              },
-              "description": "Source ranges inside the function with coverage data."
-            }
-          ],
-          "experimental": "true"
-        },
-        {
-          "id": "ScriptCoverage",
-          "type": "object",
-          "description": "Coverage data for a JavaScript script.",
-          "properties": [
-            {
-              "name": "scriptId",
-              "$ref": "ScriptId",
-              "description": "JavaScript script id."
-            },
-            {
-              "name": "url",
-              "type": "string",
-              "description": "JavaScript script name or url."
-            },
-            {
-              "name": "functions",
-              "type": "array",
-              "items": {
-                "$ref": "FunctionCoverage"
-              },
-              "description": "Functions contained in the script that has coverage data."
-            }
-          ],
-          "experimental": "true"
         }
       ],
       "commands": [
@@ -11190,46 +11110,6 @@
             }
           ],
           "description": "Runs script with given id in a given context."
-        },
-        {
-          "name": "startPreciseCoverage",
-          "description": "Enable precise code coverage. Coverage data for JavaScript executed before enabling precise code coverage may be incomplete. Enabling prevents running optimized code and resets execution counters.",
-          "experimental": true
-        },
-        {
-          "name": "stopPreciseCoverage",
-          "description": "Disable precise code coverage. Disabling releases unnecessary execution count records and allows executing optimized code.",
-          "experimental": true
-        },
-        {
-          "name": "takePreciseCoverage",
-          "returns": [
-            {
-              "name": "result",
-              "type": "array",
-              "items": {
-                "$ref": "ScriptCoverage"
-              },
-              "description": "Coverage data for the current isolate."
-            }
-          ],
-          "description": "Collect coverage data for the current isolate, and resets execution counters. Precise code coverage needs to have started.",
-          "experimental": true
-        },
-        {
-          "name": "getBestEffortCoverage",
-          "returns": [
-            {
-              "name": "result",
-              "type": "array",
-              "items": {
-                "$ref": "ScriptCoverage"
-              },
-              "description": "Coverage data for the current isolate."
-            }
-          ],
-          "description": "Collect coverage data for the current isolate. The coverage data may be incomplete due to garbage collection.",
-          "experimental": true
         }
       ],
       "events": [
@@ -11662,6 +11542,12 @@
               "$ref": "Location",
               "optional": true,
               "description": "End of range to search possible breakpoint locations in (excluding). When not specifed, end of scripts is used as end of range."
+            },
+            {
+              "name": "restrictToFunction",
+              "type": "boolean",
+              "optional": true,
+              "description": "Only consider locations which are in the same (non-nested) function as start."
             }
           ],
           "returns": [
@@ -12437,6 +12323,86 @@
               "description": "Number of samples attributed to the source line."
             }
           ]
+        },
+        {
+          "id": "CoverageRange",
+          "type": "object",
+          "description": "Coverage data for a source range.",
+          "properties": [
+            {
+              "name": "startLineNumber",
+              "type": "integer",
+              "description": "JavaScript script line number (0-based) for the range start."
+            },
+            {
+              "name": "startColumnNumber",
+              "type": "integer",
+              "description": "JavaScript script column number (0-based) for the range start."
+            },
+            {
+              "name": "endLineNumber",
+              "type": "integer",
+              "description": "JavaScript script line number (0-based) for the range end."
+            },
+            {
+              "name": "endColumnNumber",
+              "type": "integer",
+              "description": "JavaScript script column number (0-based) for the range end."
+            },
+            {
+              "name": "count",
+              "type": "integer",
+              "description": "Collected execution count of the source range."
+            }
+          ],
+          "experimental": true
+        },
+        {
+          "id": "FunctionCoverage",
+          "type": "object",
+          "description": "Coverage data for a JavaScript function.",
+          "properties": [
+            {
+              "name": "functionName",
+              "type": "string",
+              "description": "JavaScript function name."
+            },
+            {
+              "name": "ranges",
+              "type": "array",
+              "items": {
+                "$ref": "CoverageRange"
+              },
+              "description": "Source ranges inside the function with coverage data."
+            }
+          ],
+          "experimental": true
+        },
+        {
+          "id": "ScriptCoverage",
+          "type": "object",
+          "description": "Coverage data for a JavaScript script.",
+          "properties": [
+            {
+              "name": "scriptId",
+              "$ref": "Runtime.ScriptId",
+              "description": "JavaScript script id."
+            },
+            {
+              "name": "url",
+              "type": "string",
+              "description": "JavaScript script name or url."
+            },
+            {
+              "name": "functions",
+              "type": "array",
+              "items": {
+                "$ref": "FunctionCoverage"
+              },
+              "description": "Functions contained in the script that has coverage data."
+            }
+          ],
+          "experimental": true
         }
       ],
       "commands": [
@@ -12469,6 +12435,46 @@
               "description": "Recorded profile."
             }
           ]
+        },
+        {
+          "name": "startPreciseCoverage",
+          "description": "Enable precise code coverage. Coverage data for JavaScript executed before enabling precise code coverage may be incomplete. Enabling prevents running optimized code and resets execution counters.",
+          "experimental": true
+        },
+        {
+          "name": "stopPreciseCoverage",
+          "description": "Disable precise code coverage. Disabling releases unnecessary execution count records and allows executing optimized code.",
+          "experimental": true
+        },
+        {
+          "name": "takePreciseCoverage",
+          "returns": [
+            {
+              "name": "result",
+              "type": "array",
+              "items": {
+                "$ref": "ScriptCoverage"
+              },
+              "description": "Coverage data for the current isolate."
+            }
+          ],
+          "description": "Collect coverage data for the current isolate, and resets execution counters. Precise code coverage needs to have started.",
+          "experimental": true
+        },
+        {
+          "name": "getBestEffortCoverage",
+          "returns": [
+            {
+              "name": "result",
+              "type": "array",
+              "items": {
+                "$ref": "ScriptCoverage"
+              },
+              "description": "Coverage data for the current isolate."
+            }
+          ],
+          "description": "Collect coverage data for the current isolate. The coverage data may be incomplete due to garbage collection.",
+          "experimental": true
         }
       ],
       "events": [