eslint-plugin-sonarjs
Version:
SonarJS rules for ESLint
82 lines (81 loc) • 3.34 kB
JavaScript
;
/*
* SonarQube JavaScript Plugin
* Copyright (C) 2011-2025 SonarSource SA
* mailto:info AT sonarsource DOT com
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the Sonar Source-Available License Version 1, as published by SonarSource SA.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
* See the Sonar Source-Available License for more details.
*
* You should have received a copy of the Sonar Source-Available License
* along with this program; if not, see https://sonarsource.com/license/ssal/
*/
// https://sonarsource.github.io/rspec/#/rspec/S5264/javascript
var __importDefault = (this && this.__importDefault) || function (mod) {
return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.rule = void 0;
const index_js_1 = require("../helpers/index.js");
const meta_js_1 = require("./meta.js");
const jsx_ast_utils_1 = __importDefault(require("jsx-ast-utils"));
const { getLiteralPropValue, getProp, getPropValue } = jsx_ast_utils_1.default;
exports.rule = {
meta: (0, index_js_1.generateMeta)(meta_js_1.meta, {
messages: {
addContent: 'Add an accessible content to this "<object>" tag.',
},
}),
create(context) {
const elementType = (0, index_js_1.getElementType)(context);
function hasVisibleChildren(children) {
return children.some((child) => {
switch (child.type) {
case 'JSXText':
return !!child.value.trim();
case 'JSXFragment':
return hasVisibleChildren(child.children);
case 'JSXElement':
return !isHiddenFromScreenReader(elementType(child.openingElement), child.openingElement.attributes);
case 'JSXExpressionContainer':
if (child.expression.type === 'Identifier') {
return child.expression.name !== 'undefined';
}
return child.expression.type !== 'JSXEmptyExpression';
default:
return false;
}
});
}
return {
JSXElement(node) {
const jsxNode = node;
const type = elementType(jsxNode.openingElement);
if (type.toLowerCase() !== 'object') {
return;
}
if (!hasVisibleChildren(jsxNode.children)) {
context.report({
node,
messageId: 'addContent',
});
}
},
};
},
};
const isHiddenFromScreenReader = (type, attributes) => {
if (type.toUpperCase() === 'INPUT') {
const hidden = getLiteralPropValue(getProp(attributes, 'type'));
if (typeof hidden === 'string' && hidden.toUpperCase?.() === 'HIDDEN') {
return true;
}
}
const ariaHidden = getPropValue(getProp(attributes, 'aria-hidden'));
return ariaHidden === true;
};