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authorMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
committerMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
commit5f8de423f190bbb79a62f804151bc24824fa32d8 (patch)
tree10027f336435511475e392454359edea8e25895d /devtools/server/actors/frame.js
parent49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff)
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Add m-esr52 at 52.6.0
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+/* -*- indent-tabs-mode: nil; js-indent-level: 2; js-indent-level: 2 -*- */
+/* vim: set ft=javascript ts=2 et sw=2 tw=80: */
+/* 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 { ActorPool } = require("devtools/server/actors/common");
+const { createValueGrip } = require("devtools/server/actors/object");
+const { ActorClassWithSpec } = require("devtools/shared/protocol");
+const { frameSpec } = require("devtools/shared/specs/frame");
+
+/**
+ * An actor for a specified stack frame.
+ */
+let FrameActor = ActorClassWithSpec(frameSpec, {
+ /**
+ * Creates the Frame actor.
+ *
+ * @param frame Debugger.Frame
+ * The debuggee frame.
+ * @param threadActor ThreadActor
+ * The parent thread actor for this frame.
+ */
+ initialize: function (frame, threadActor) {
+ this.frame = frame;
+ this.threadActor = threadActor;
+ },
+
+ /**
+ * A pool that contains frame-lifetime objects, like the environment.
+ */
+ _frameLifetimePool: null,
+ get frameLifetimePool() {
+ if (!this._frameLifetimePool) {
+ this._frameLifetimePool = new ActorPool(this.conn);
+ this.conn.addActorPool(this._frameLifetimePool);
+ }
+ return this._frameLifetimePool;
+ },
+
+ /**
+ * Finalization handler that is called when the actor is being evicted from
+ * the pool.
+ */
+ disconnect: function () {
+ this.conn.removeActorPool(this._frameLifetimePool);
+ this._frameLifetimePool = null;
+ },
+
+ /**
+ * Returns a frame form for use in a protocol message.
+ */
+ form: function () {
+ let threadActor = this.threadActor;
+ let form = { actor: this.actorID,
+ type: this.frame.type };
+ if (this.frame.type === "call") {
+ form.callee = createValueGrip(this.frame.callee, threadActor._pausePool,
+ threadActor.objectGrip);
+ }
+
+ if (this.frame.environment) {
+ let envActor = threadActor.createEnvironmentActor(
+ this.frame.environment,
+ this.frameLifetimePool
+ );
+ form.environment = envActor.form();
+ }
+ form.this = createValueGrip(this.frame.this, threadActor._pausePool,
+ threadActor.objectGrip);
+ form.arguments = this._args();
+ if (this.frame.script) {
+ var generatedLocation = this.threadActor.sources.getFrameLocation(this.frame);
+ form.where = {
+ source: generatedLocation.generatedSourceActor.form(),
+ line: generatedLocation.generatedLine,
+ column: generatedLocation.generatedColumn
+ };
+ }
+
+ if (!this.frame.older) {
+ form.oldest = true;
+ }
+
+ return form;
+ },
+
+ _args: function () {
+ if (!this.frame.arguments) {
+ return [];
+ }
+
+ return this.frame.arguments.map(arg => createValueGrip(arg,
+ this.threadActor._pausePool, this.threadActor.objectGrip));
+ }
+});
+
+exports.FrameActor = FrameActor;