chrome-devtools-frontend
Version:
Chrome DevTools UI
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text/typescript
// Copyright 2021 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.
import * as i18n from '../../../core/i18n/i18n.js';
import type * as SDK from '../../../core/sdk/sdk.js';
import * as ExpandableList from '../../../ui/components/expandable_list/expandable_list.js';
import * as ComponentHelpers from '../../../ui/components/helpers/helpers.js';
import * as Components from '../../../ui/legacy/components/utils/utils.js';
import * as LitHtml from '../../../ui/lit-html/lit-html.js';
import type * as Protocol from '../../../generated/protocol.js';
import stackTraceRowStyles from './stackTraceRow.css.js';
import stackTraceLinkButtonStyles from './stackTraceLinkButton.css.js';
const UIStrings = {
/**
*@description Error message stating that something went wrong when tring to render stack trace
*/
cannotRenderStackTrace: 'Cannot render stack trace',
/**
*@description A link to show more frames in the stack trace if more are available. Never 0.
*/
showSMoreFrames: '{n, plural, =1 {Show # more frame} other {Show # more frames}}',
/**
*@description A link to rehide frames that are by default hidden.
*/
showLess: 'Show less',
};
const str_ = i18n.i18n.registerUIStrings('panels/application/components/StackTrace.ts', UIStrings);
const i18nString = i18n.i18n.getLocalizedString.bind(undefined, str_);
export interface StackTraceData {
frame: SDK.ResourceTreeModel.ResourceTreeFrame;
buildStackTraceRows: (
stackTrace: Protocol.Runtime.StackTrace,
target: SDK.Target.Target|null,
linkifier: Components.Linkifier.Linkifier,
tabStops: boolean|undefined,
updateCallback?: (arg0: (Components.JSPresentationUtils.StackTraceRegularRow|
Components.JSPresentationUtils.StackTraceAsyncRow)[]) => void,
) => (Components.JSPresentationUtils.StackTraceRegularRow | Components.JSPresentationUtils.StackTraceAsyncRow)[];
}
interface StackTraceRowData {
stackTraceRowItem: Components.JSPresentationUtils.StackTraceRegularRow;
}
export class StackTraceRow extends HTMLElement {
static readonly litTagName = LitHtml.literal`devtools-stack-trace-row`;
readonly #shadow = this.attachShadow({mode: 'open'});
#stackTraceRowItem: Components.JSPresentationUtils.StackTraceRegularRow|null = null;
set data(data: StackTraceRowData) {
this.#stackTraceRowItem = data.stackTraceRowItem;
this.#render();
}
connectedCallback(): void {
this.#shadow.adoptedStyleSheets = [stackTraceRowStyles];
}
#render(): void {
if (!this.#stackTraceRowItem) {
return;
}
LitHtml.render(
LitHtml.html`
<div class="stack-trace-row">
<div class="stack-trace-function-name text-ellipsis" title=${this.#stackTraceRowItem.functionName}>
${this.#stackTraceRowItem.functionName}
</div>
<div class="stack-trace-source-location">
${
this.#stackTraceRowItem.link ?
LitHtml.html`<div class="text-ellipsis">\xA0@\xA0${this.#stackTraceRowItem.link}</div>` :
LitHtml.nothing}
</div>
</div>
`,
this.#shadow, {host: this});
}
}
interface StackTraceLinkButtonData {
onShowAllClick: () => void;
hiddenCallFramesCount: number;
expandedView: boolean;
}
export class StackTraceLinkButton extends HTMLElement {
static readonly litTagName = LitHtml.literal`devtools-stack-trace-link-button`;
readonly #shadow = this.attachShadow({mode: 'open'});
#onShowAllClick: () => void = () => {};
#hiddenCallFramesCount: number|null = null;
#expandedView: boolean = false;
set data(data: StackTraceLinkButtonData) {
this.#onShowAllClick = data.onShowAllClick;
this.#hiddenCallFramesCount = data.hiddenCallFramesCount;
this.#expandedView = data.expandedView;
this.#render();
}
connectedCallback(): void {
this.#shadow.adoptedStyleSheets = [stackTraceLinkButtonStyles];
}
#render(): void {
if (!this.#hiddenCallFramesCount) {
return;
}
const linkText = this.#expandedView ? i18nString(UIStrings.showLess) :
i18nString(UIStrings.showSMoreFrames, {n: this.#hiddenCallFramesCount});
LitHtml.render(
LitHtml.html`
<div class="stack-trace-row">
<button class="link" =${(): void => this.#onShowAllClick()}>
${linkText}
</button>
</div>
`,
this.#shadow, {host: this});
}
}
export class StackTrace extends HTMLElement {
static readonly litTagName = LitHtml.literal`devtools-resources-stack-trace`;
readonly #shadow = this.attachShadow({mode: 'open'});
readonly #linkifier = new Components.Linkifier.Linkifier();
#stackTraceRows: (Components.JSPresentationUtils.StackTraceRegularRow|
Components.JSPresentationUtils.StackTraceAsyncRow)[] = [];
#showHidden = false;
set data(data: StackTraceData) {
const frame = data.frame;
const {creationStackTrace, creationStackTraceTarget} = frame.getCreationStackTraceData();
if (creationStackTrace) {
this.#stackTraceRows = data.buildStackTraceRows(
creationStackTrace, creationStackTraceTarget, this.#linkifier, true,
this.#onStackTraceRowsUpdated.bind(this));
}
this.#render();
}
#onStackTraceRowsUpdated(stackTraceRows: (Components.JSPresentationUtils.StackTraceRegularRow|
Components.JSPresentationUtils.StackTraceAsyncRow)[]): void {
this.#stackTraceRows = stackTraceRows;
this.#render();
}
#onToggleShowAllClick(): void {
this.#showHidden = !this.#showHidden;
this.#render();
}
createRowTemplates(): LitHtml.TemplateResult[] {
const expandableRows = [];
let hiddenCallFramesCount = 0;
for (const item of this.#stackTraceRows) {
if (this.#showHidden || !item.ignoreListHide) {
if ('functionName' in item) {
expandableRows.push(LitHtml.html`
<${StackTraceRow.litTagName} data-stack-trace-row .data=${{
stackTraceRowItem: item,
} as StackTraceRowData}></${StackTraceRow.litTagName}>`);
}
if ('asyncDescription' in item) {
expandableRows.push(LitHtml.html`
<div>${item.asyncDescription}</div>
`);
}
}
if ('functionName' in item && item.ignoreListHide) {
hiddenCallFramesCount++;
}
}
if (hiddenCallFramesCount) {
// Disabled until https://crbug.com/1079231 is fixed.
// clang-format off
expandableRows.push(LitHtml.html`
<${StackTraceLinkButton.litTagName} data-stack-trace-row .data=${{onShowAllClick: this.#onToggleShowAllClick.bind(this), hiddenCallFramesCount, expandedView: this.#showHidden} as StackTraceLinkButtonData}></${StackTraceLinkButton.litTagName}>
`);
// clang-format on
}
return expandableRows;
}
#render(): void {
if (!this.#stackTraceRows.length) {
// Disabled until https://crbug.com/1079231 is fixed.
// clang-format off
LitHtml.render(
LitHtml.html`
<span>${i18nString(UIStrings.cannotRenderStackTrace)}</span>
`,
this.#shadow, {host: this});
return;
}
const expandableRows = this.createRowTemplates();
LitHtml.render(
LitHtml.html`
<${ExpandableList.ExpandableList.ExpandableList.litTagName} .data=${{
rows: expandableRows,
} as ExpandableList.ExpandableList.ExpandableListData}>
</${ExpandableList.ExpandableList.ExpandableList.litTagName}>
`,
this.#shadow, {host: this});
// clang-format on
}
}
ComponentHelpers.CustomElements.defineComponent('devtools-stack-trace-row', StackTraceRow);
ComponentHelpers.CustomElements.defineComponent('devtools-stack-trace-link-button', StackTraceLinkButton);
ComponentHelpers.CustomElements.defineComponent('devtools-resources-stack-trace', StackTrace);
declare global {
// eslint-disable-next-line @typescript-eslint/no-unused-vars
interface HTMLElementTagNameMap {
'devtools-stack-trace-row': StackTraceRow;
'devtools-stack-trace-link-button': StackTraceLinkButton;
'devtools-resources-stack-trace': StackTrace;
}
}