| "use strict"; |
| |
| var _jsxAstUtils = require("jsx-ast-utils"); |
| |
| var _schemas = require("../util/schemas"); |
| |
| /** |
| * @fileoverview Enforce tabIndex value is not greater than zero. |
| * @author Ethan Cohen |
| */ |
| // ---------------------------------------------------------------------------- |
| // Rule Definition |
| // ---------------------------------------------------------------------------- |
| var errorMessage = 'Avoid positive integer values for tabIndex.'; |
| var schema = (0, _schemas.generateObjSchema)(); |
| module.exports = { |
| meta: { |
| docs: { |
| url: 'https://github.com/evcohen/eslint-plugin-jsx-a11y/tree/master/docs/rules/tabindex-no-positive.md' |
| }, |
| schema: [schema] |
| }, |
| create: function create(context) { |
| return { |
| JSXAttribute: function JSXAttribute(attribute) { |
| var name = (0, _jsxAstUtils.propName)(attribute).toUpperCase(); // Check if tabIndex is the attribute |
| |
| if (name !== 'TABINDEX') { |
| return; |
| } // Only check literals because we can't infer values from certain expressions. |
| |
| |
| var value = Number((0, _jsxAstUtils.getLiteralPropValue)(attribute)); // eslint-disable-next-line no-restricted-globals |
| |
| if (isNaN(value) || value <= 0) { |
| return; |
| } |
| |
| context.report({ |
| node: attribute, |
| message: errorMessage |
| }); |
| } |
| }; |
| } |
| }; |