Files
react-native-devtools-frontend/front_end/elements/NodeStackTraceWidget.js
T
Tim van der Lippe d1a00aacb9 [globals] self.UI.context
R=jacktfranklin@chromium.org

Bug: 1058320
Change-Id: Icc1d806782e7624fff02e719670a2cca59070ddd
Reviewed-on: https://chromium-review.googlesource.com/c/devtools/devtools-frontend/+/2364594
Commit-Queue: Tim van der Lippe <tvanderlippe@chromium.org>
Reviewed-by: Jack Franklin <jacktfranklin@chromium.org>
2020-08-19 16:24:38 +00:00

77 lines
2.3 KiB
JavaScript

// Copyright 2019 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.
// @ts-nocheck
// TODO(crbug.com/1011811): Enable TypeScript compiler checks
import * as Components from '../components/components.js';
import * as SDK from '../sdk/sdk.js';
import * as UI from '../ui/ui.js';
/**
* @unrestricted
*/
export class NodeStackTraceWidget extends UI.ThrottledWidget.ThrottledWidget {
constructor() {
super(true /* isWebComponent */);
this.registerRequiredCSS('elements/nodeStackTraceWidget.css');
this._noStackTraceElement = this.contentElement.createChild('div', 'gray-info-message');
this._noStackTraceElement.textContent = ls`No stack trace available`;
this._creationStackTraceElement = this.contentElement.createChild('div', 'stack-trace');
this._linkifier = new Components.Linkifier.Linkifier(MaxLengthForLinks);
}
/**
* @override
*/
wasShown() {
UI.Context.Context.instance().addFlavorChangeListener(SDK.DOMModel.DOMNode, this.update, this);
this.update();
}
/**
* @override
*/
willHide() {
UI.Context.Context.instance().removeFlavorChangeListener(SDK.DOMModel.DOMNode, this.update, this);
}
/**
* @override
* @protected
* @return {!Promise<undefined>}
*/
async doUpdate() {
const node = UI.Context.Context.instance().flavor(SDK.DOMModel.DOMNode);
if (!node) {
this._noStackTraceElement.classList.remove('hidden');
this._creationStackTraceElement.classList.add('hidden');
return;
}
const creationStackTrace = await node.creationStackTrace();
if (creationStackTrace) {
this._noStackTraceElement.classList.add('hidden');
this._creationStackTraceElement.classList.remove('hidden');
const stackTracePreview = Components.JSPresentationUtils.buildStackTracePreviewContents(
node.domModel().target(), this._linkifier, {stackTrace: creationStackTrace});
this._creationStackTraceElement.removeChildren();
this._creationStackTraceElement.appendChild(stackTracePreview.element);
} else {
this._noStackTraceElement.classList.remove('hidden');
this._creationStackTraceElement.classList.add('hidden');
}
}
}
/**
* @const
* @type {number}
*/
export const MaxLengthForLinks = 40;