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31 lines
1.0 KiB
31 lines
1.0 KiB
"use strict"; |
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Object.defineProperty(exports, "__esModule", { |
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value: true |
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}); |
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exports["default"] = getImplicitRoleForImg; |
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var _jsxAstUtils = require("jsx-ast-utils"); |
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/** |
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* Returns the implicit role for an img tag. |
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*/ |
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function getImplicitRoleForImg(attributes) { |
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var _getLiteralPropValue; |
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var alt = (0, _jsxAstUtils.getProp)(attributes, 'alt'); |
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if (alt && (0, _jsxAstUtils.getLiteralPropValue)(alt) === '') { |
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return ''; |
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} |
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|
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/** |
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* If the src attribute can be determined to be an svg, allow the role to be set to 'img' |
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* so that VoiceOver on Safari can be better supported. |
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* |
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* @see https://developer.mozilla.org/en-US/docs/Web/HTML/Element/img#identifying_svg_as_an_image |
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* @see https://bugs.webkit.org/show_bug.cgi?id=216364 |
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*/ |
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var src = (0, _jsxAstUtils.getProp)(attributes, 'src'); |
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if (src && (_getLiteralPropValue = (0, _jsxAstUtils.getLiteralPropValue)(src)) !== null && _getLiteralPropValue !== void 0 && _getLiteralPropValue.includes('.svg')) { |
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return ''; |
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} |
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return 'img'; |
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} |
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module.exports = exports.default; |