debug-server-next
Version:
Dev server for hippy-core.
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JavaScript
// Copyright 2016 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.
/* eslint-disable rulesdir/no_underscored_properties */
import * as TextUtils from '../../models/text_utils/text_utils.js';
import * as Common from '../common/common.js';
import * as HostModule from '../host/host.js';
import * as Platform from '../platform/platform.js';
import { cssMetadata, GridAreaRowRegex } from './CSSMetadata.js';
export class CSSProperty {
ownerStyle;
index;
name;
value;
important;
disabled;
parsedOk;
implicit;
text;
range;
_active;
_nameRange;
_valueRange;
_invalidProperty;
_invalidString;
constructor(ownerStyle, index, name, value, important, disabled, parsedOk, implicit, text, range) {
this.ownerStyle = ownerStyle;
this.index = index;
this.name = name;
this.value = value;
this.important = important;
this.disabled = disabled;
this.parsedOk = parsedOk;
this.implicit = implicit; // A longhand, implicitly set by missing values of shorthand.
this.text = text;
this.range = range ? TextUtils.TextRange.TextRange.fromObject(range) : null;
this._active = true;
this._nameRange = null;
this._valueRange = null;
this._invalidProperty = null;
}
static parsePayload(ownerStyle, index, payload) {
// The following default field values are used in the payload:
// important: false
// parsedOk: true
// implicit: false
// disabled: false
const result = new CSSProperty(ownerStyle, index, payload.name, payload.value, payload.important || false, payload.disabled || false, ('parsedOk' in payload) ? Boolean(payload.parsedOk) : true, Boolean(payload.implicit), payload.text, payload.range);
return result;
}
_ensureRanges() {
if (this._nameRange && this._valueRange) {
return;
}
const range = this.range;
const text = this.text ? new TextUtils.Text.Text(this.text) : null;
if (!range || !text) {
return;
}
const nameIndex = text.value().indexOf(this.name);
const valueIndex = text.value().lastIndexOf(this.value);
if (nameIndex === -1 || valueIndex === -1 || nameIndex > valueIndex) {
return;
}
const nameSourceRange = new TextUtils.TextRange.SourceRange(nameIndex, this.name.length);
const valueSourceRange = new TextUtils.TextRange.SourceRange(valueIndex, this.value.length);
this._nameRange = rebase(text.toTextRange(nameSourceRange), range.startLine, range.startColumn);
this._valueRange = rebase(text.toTextRange(valueSourceRange), range.startLine, range.startColumn);
function rebase(oneLineRange, lineOffset, columnOffset) {
if (oneLineRange.startLine === 0) {
oneLineRange.startColumn += columnOffset;
oneLineRange.endColumn += columnOffset;
}
oneLineRange.startLine += lineOffset;
oneLineRange.endLine += lineOffset;
return oneLineRange;
}
}
nameRange() {
this._ensureRanges();
return this._nameRange;
}
valueRange() {
this._ensureRanges();
return this._valueRange;
}
rebase(edit) {
if (this.ownerStyle.styleSheetId !== edit.styleSheetId) {
return;
}
if (this.range) {
this.range = this.range.rebaseAfterTextEdit(edit.oldRange, edit.newRange);
}
}
setActive(active) {
this._active = active;
}
get propertyText() {
if (this.text !== undefined) {
return this.text;
}
if (this.name === '') {
return '';
}
return this.name + ': ' + this.value + (this.important ? ' !important' : '') + ';';
}
activeInStyle() {
return this._active;
}
trimmedValueWithoutImportant() {
const important = '!important';
return this.value.endsWith(important) ? this.value.slice(0, -important.length).trim() : this.value.trim();
}
async setText(propertyText, majorChange, overwrite) {
if (!this.ownerStyle) {
return Promise.reject(new Error('No ownerStyle for property'));
}
if (!this.ownerStyle.styleSheetId) {
return Promise.reject(new Error('No owner style id'));
}
if (!this.range || !this.ownerStyle.range) {
return Promise.reject(new Error('Style not editable'));
}
if (majorChange) {
HostModule.userMetrics.actionTaken(HostModule.UserMetrics.Action.StyleRuleEdited);
if (this.name.startsWith('--')) {
HostModule.userMetrics.actionTaken(HostModule.UserMetrics.Action.CustomPropertyEdited);
}
}
if (overwrite && propertyText === this.propertyText) {
this.ownerStyle.cssModel().domModel().markUndoableState(!majorChange);
return Promise.resolve(true);
}
const range = this.range.relativeTo(this.ownerStyle.range.startLine, this.ownerStyle.range.startColumn);
const indentation = this.ownerStyle.cssText ?
this._detectIndentation(this.ownerStyle.cssText) :
Common.Settings.Settings.instance().moduleSetting('textEditorIndent').get();
const endIndentation = this.ownerStyle.cssText ? indentation.substring(0, this.ownerStyle.range.endColumn) : '';
const text = new TextUtils.Text.Text(this.ownerStyle.cssText || '');
const newStyleText = text.replaceRange(range, Platform.StringUtilities.sprintf(';%s;', propertyText));
const tokenizerFactory = TextUtils.CodeMirrorUtils.TokenizerFactory.instance();
const styleText = CSSProperty._formatStyle(newStyleText, indentation, endIndentation, tokenizerFactory);
return this.ownerStyle.setText(styleText, majorChange);
}
static _formatStyle(styleText, indentation, endIndentation,
// TODO(crbug.com/1172300) Ignored during the jsdoc to ts migration
// eslint-disable-next-line @typescript-eslint/no-explicit-any
tokenizerFactory, codeMirrorMode) {
const doubleIndent = indentation.substring(endIndentation.length) + indentation;
if (indentation) {
indentation = '\n' + indentation;
}
let result = '';
let propertyName = '';
let propertyText = '';
let insideProperty = false;
let needsSemi = false;
const tokenize = tokenizerFactory.createTokenizer('text/css', codeMirrorMode);
tokenize('*{' + styleText + '}', processToken);
if (insideProperty) {
result += propertyText;
}
result = result.substring(2, result.length - 1).trimRight();
return result + (indentation ? '\n' + endIndentation : '');
function processToken(token, tokenType, _column, _newColumn) {
if (!insideProperty) {
const disabledProperty = tokenType && tokenType.includes('css-comment') && isDisabledProperty(token);
const isPropertyStart = tokenType &&
(tokenType.includes('css-string') || tokenType.includes('css-meta') || tokenType.includes('css-property') ||
tokenType.includes('css-variable-2'));
if (disabledProperty) {
result = result.trimRight() + indentation + token;
}
else if (isPropertyStart) {
insideProperty = true;
propertyText = token;
}
else if (token !== ';' || needsSemi) {
result += token;
if (token.trim() && !(tokenType && tokenType.includes('css-comment'))) {
needsSemi = token !== ';';
}
}
if (token === '{' && !tokenType) {
needsSemi = false;
}
return;
}
if (token === '}' || token === ';') {
// While `propertyText` can generally be trimmed, doing so
// breaks valid CSS declarations such as `--foo: ;` which would
// then produce invalid CSS of the form `--foo:;`. This
// implementation takes special care to restore a single
// whitespace token in this edge case. https://crbug.com/1071296
const trimmedPropertyText = propertyText.trim();
result = result.trimRight() + indentation + trimmedPropertyText +
(trimmedPropertyText.endsWith(':') ? ' ' : '') + ';';
needsSemi = false;
insideProperty = false;
propertyName = '';
if (token === '}') {
result += '}';
}
}
else {
if (cssMetadata().isGridAreaDefiningProperty(propertyName)) {
const rowResult = GridAreaRowRegex.exec(token);
if (rowResult && rowResult.index === 0 && !propertyText.trimRight().endsWith(']')) {
propertyText = propertyText.trimRight() + '\n' + doubleIndent;
}
}
if (!propertyName && token === ':') {
propertyName = propertyText;
}
propertyText += token;
}
}
function isDisabledProperty(text) {
const colon = text.indexOf(':');
if (colon === -1) {
return false;
}
const propertyName = text.substring(2, colon).trim();
return cssMetadata().isCSSPropertyName(propertyName);
}
}
_detectIndentation(text) {
const lines = text.split('\n');
if (lines.length < 2) {
return '';
}
return TextUtils.TextUtils.Utils.lineIndent(lines[1]);
}
setValue(newValue, majorChange, overwrite, userCallback) {
const text = this.name + ': ' + newValue + (this.important ? ' !important' : '') + ';';
this.setText(text, majorChange, overwrite).then(userCallback);
}
setDisabled(disabled) {
if (!this.ownerStyle) {
return Promise.resolve(false);
}
if (disabled === this.disabled) {
return Promise.resolve(true);
}
if (!this.text) {
return Promise.resolve(true);
}
const propertyText = this.text.trim();
const text = disabled ? '/* ' + propertyText + ' */' : this.text.substring(2, propertyText.length - 2).trim();
return this.setText(text, true, true);
}
/**
* This stores the warning string when a CSS Property is improperly parsed.
*/
setDisplayedStringForInvalidProperty(invalidString) {
this._invalidString = invalidString;
}
/**
* Retrieve the warning string for a screen reader to announce when editing the property.
*/
getInvalidStringForInvalidProperty() {
return this._invalidString;
}
}