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@creedengo/eslint-plugin

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/* * creedengo JavaScript plugin - Provides rules to reduce the environmental footprint of your JavaScript programs * Copyright © 2023 Green Code Initiative (https://green-code-initiative.org) * * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * 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 * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ "use strict"; /** @type {import('eslint').Rule.RuleModule} */ module.exports = { meta: { type: "suggestion", docs: { description: "Disallow usage of image with empty source attribute", category: "eco-design", recommended: "warn", }, messages: { SpecifySrcAttribute: "Make sure to specify src attribute when using <img/>.", }, schema: [], }, create(context) { return { JSXOpeningElement(node) { if (node.name.name === "img") { const srcValue = node.attributes.find( (attr) => attr.name.name === "src", ); if (srcValue?.value?.value === "") { //to prevent <img src='' alt='Empty image'/> context.report({ node: srcValue, messageId: "SpecifySrcAttribute", }); } else if (!srcValue) { //to prevent <img /> context.report({ node, messageId: "SpecifySrcAttribute", }); } } }, }; }, };