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Fix accessibility issue with custom markdown
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rehype-custom-html.ts
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rehype-custom-html.ts
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// match section before |
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const prefixes = alt.match(/.*?(?= \|.*)/gm);
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if (!prefixes) return;
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node.properties.alt = alt.match(/(?<= \| ).*/gm);
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if (!prefixes) return;
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const flags = prefixes[0].split(" ");
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for (const flag of flags) {
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node.properties[`data-img-flag--${flag}`] = true;