flying-hero
96f6318101
新增: - backend/venv/ - Python 虚拟环境 - backend/start.sh - 启动脚本（使用虚拟环境） - backend/requirements.txt - 依赖列表 - .gitignore - 忽略虚拟环境和缓存文件 说明: - 每个项目使用独立虚拟环境 - 避免依赖冲突 - 启动脚本自动创建和激活虚拟环境
31 lines
1.0 KiB
JavaScript
31 lines
1.0 KiB
JavaScript
"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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* 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; |