gecko-dev/devtools/shared/specs/profiler.js

122 строки
3.2 KiB
JavaScript

/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
"use strict";
const {
Arg,
Option,
RetVal,
generateActorSpec,
types
} = require("devtools/shared/protocol");
types.addType("profiler-data", {
// On Fx42+, the profile is only deserialized on the front; older
// servers will get the profiler data as an object from nsIProfiler,
// causing one parse/stringify cycle, then again implicitly in a packet.
read: (v) => {
if (typeof v.profile === "string") {
// Create a new response object since `profile` is read only.
let newValue = Object.create(null);
newValue.profile = JSON.parse(v.profile);
newValue.currentTime = v.currentTime;
return newValue;
}
return v;
}
});
const profilerSpec = generateActorSpec({
typeName: "profiler",
/**
* The set of events the ProfilerActor emits over RDP.
*/
events: {
"console-api-profiler": {
data: Arg(0, "json"),
},
"profiler-started": {
data: Arg(0, "json"),
},
"profiler-stopped": {
data: Arg(0, "json"),
},
"profiler-status": {
data: Arg(0, "json"),
},
// Only for older geckos, pre-protocol.js ProfilerActor (<Fx42).
// Emitted on other events as a transition from older profiler events
// to newer ones.
"eventNotification": {
subject: Option(0, "json"),
topic: Option(0, "string"),
details: Option(0, "json")
}
},
methods: {
startProfiler: {
// Write out every property in the request, since we want all these options to be
// on the packet's top-level for backwards compatibility, when the profiler actor
// was not using protocol.js (<Fx42)
request: {
entries: Option(0, "nullable:number"),
interval: Option(0, "nullable:number"),
features: Option(0, "nullable:array:string"),
threadFilters: Option(0, "nullable:array:string"),
},
response: RetVal("json"),
},
stopProfiler: {
response: RetVal("json"),
},
getProfile: {
request: {
startTime: Option(0, "nullable:number"),
stringify: Option(0, "nullable:boolean")
},
response: RetVal("profiler-data")
},
getFeatures: {
response: RetVal("json")
},
getBufferInfo: {
response: RetVal("json")
},
getStartOptions: {
response: RetVal("json")
},
isActive: {
response: RetVal("json")
},
sharedLibraries: {
response: RetVal("json")
},
registerEventNotifications: {
// Explicitly enumerate the arguments
// @see ProfilerActor#startProfiler
request: {
events: Option(0, "nullable:array:string"),
},
response: RetVal("json")
},
unregisterEventNotifications: {
// Explicitly enumerate the arguments
// @see ProfilerActor#startProfiler
request: {
events: Option(0, "nullable:array:string"),
},
response: RetVal("json")
},
setProfilerStatusInterval: {
request: { interval: Arg(0, "number") },
oneway: true
}
}
});
exports.profilerSpec = profilerSpec;