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131 lines
3.8 KiB
131 lines
3.8 KiB
"use strict"; |
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var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault"); |
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Object.defineProperty(exports, "__esModule", { |
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value: true |
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}); |
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exports["default"] = void 0; |
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var _jsxAstUtils = require("jsx-ast-utils"); |
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var _schemas = require("../util/schemas"); |
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var _getElementType = _interopRequireDefault(require("../util/getElementType")); |
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var _mayContainChildComponent = _interopRequireDefault(require("../util/mayContainChildComponent")); |
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var _mayHaveAccessibleLabel = _interopRequireDefault(require("../util/mayHaveAccessibleLabel")); |
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/** |
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* @fileoverview Enforce label tags have an associated control. |
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* @author Jesse Beach |
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* |
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* |
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*/ |
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// ---------------------------------------------------------------------------- |
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// Rule Definition |
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// ---------------------------------------------------------------------------- |
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var errorMessage = 'A form label must be associated with a control.'; |
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var schema = (0, _schemas.generateObjSchema)({ |
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labelComponents: _schemas.arraySchema, |
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labelAttributes: _schemas.arraySchema, |
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controlComponents: _schemas.arraySchema, |
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assert: { |
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description: 'Assert that the label has htmlFor, a nested label, both or either', |
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type: 'string', |
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"enum": ['htmlFor', 'nesting', 'both', 'either'] |
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}, |
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depth: { |
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description: 'JSX tree depth limit to check for accessible label', |
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type: 'integer', |
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minimum: 0 |
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} |
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}); |
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var validateId = function validateId(node) { |
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var htmlForAttr = (0, _jsxAstUtils.getProp)(node.attributes, 'htmlFor'); |
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var htmlForValue = (0, _jsxAstUtils.getPropValue)(htmlForAttr); |
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return htmlForAttr !== false && !!htmlForValue; |
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}; |
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var _default = { |
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meta: { |
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docs: { |
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description: 'Enforce that a `label` tag has a text label and an associated control.', |
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url: 'https://github.com/jsx-eslint/eslint-plugin-jsx-a11y/blob/main/docs/rules/label-has-associated-control.md' |
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}, |
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schema: [schema] |
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}, |
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create: function create(context) { |
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var options = context.options[0] || {}; |
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var labelComponents = options.labelComponents || []; |
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var assertType = options.assert || 'either'; |
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var componentNames = ['label'].concat(labelComponents); |
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var elementType = (0, _getElementType["default"])(context); |
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var rule = function rule(node) { |
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if (componentNames.indexOf(elementType(node.openingElement)) === -1) { |
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return; |
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} |
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var controlComponents = ['input', 'meter', 'output', 'progress', 'select', 'textarea'].concat(options.controlComponents || []); // Prevent crazy recursion. |
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var recursionDepth = Math.min(options.depth === undefined ? 2 : options.depth, 25); |
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var hasLabelId = validateId(node.openingElement); // Check for multiple control components. |
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var hasNestedControl = controlComponents.some(function (name) { |
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return (0, _mayContainChildComponent["default"])(node, name, recursionDepth, elementType); |
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}); |
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var hasAccessibleLabel = (0, _mayHaveAccessibleLabel["default"])(node, recursionDepth, options.labelAttributes); |
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if (hasAccessibleLabel) { |
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switch (assertType) { |
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case 'htmlFor': |
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if (hasLabelId) { |
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return; |
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} |
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break; |
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case 'nesting': |
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if (hasNestedControl) { |
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return; |
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} |
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break; |
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case 'both': |
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if (hasLabelId && hasNestedControl) { |
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return; |
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} |
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break; |
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case 'either': |
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if (hasLabelId || hasNestedControl) { |
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return; |
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} |
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break; |
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default: |
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break; |
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} |
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} // htmlFor case |
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context.report({ |
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node: node.openingElement, |
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message: errorMessage |
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}); |
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}; // Create visitor selectors. |
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return { |
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JSXElement: rule |
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}; |
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} |
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}; |
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exports["default"] = _default; |
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module.exports = exports.default; |