{
  "version": 3,
  "sources": ["../src/html.ts"],
  "sourcesContent": ["import { CopyButton } from '@substrate-system/copy-button/html'\nimport { toAttributes } from '@substrate-system/web-component/attributes'\n\nexport interface CodeBlockOptions {\n    code?:string\n    copyHint?:string|boolean\n    copyButtonLabel?:string\n    classes?:string[]\n    languageClass?:string\n}\n\ntype AttrValue = string|number|boolean|string[]|null|undefined\ntype CodeBlockRenderer = ((options?:CodeBlockOptions) => string) & {\n    outerHTML:(options?:CodeBlockOptions, attrs?:Record<string, AttrValue>) => string\n}\n\nfunction escapeHtml (str:string) {\n    return str\n        .replaceAll('&', '&amp;')\n        .replaceAll('<', '&lt;')\n        .replaceAll('>', '&gt;')\n        .replaceAll('\"', '&quot;')\n        .replaceAll(\"'\", '&#39;')\n}\n\nfunction getLanguageClassFromList (classNames:string[]) {\n    return classNames.find(name => name.startsWith('language-')) ?? ''\n}\n\nfunction getLanguageClassFromAttrs (attrs:Record<string, AttrValue>) {\n    const classValue = attrs.class\n    if (typeof classValue === 'string') {\n        return getLanguageClassFromList(classValue.split(/\\s+/).filter(Boolean))\n    }\n    if (Array.isArray(classValue)) {\n        return getLanguageClassFromList(classValue)\n    }\n    return ''\n}\n\nfunction toCopyButtonMarkup (code:string, hint:string|boolean) {\n    const attrs = toAttributes({\n        'data-code-block-copy': true,\n        payload: escapeHtml(code),\n        hint: hint !== false\n    })\n\n    return `<copy-button ${attrs}>${CopyButton({\n        classes: ['code-block-copy-icon'],\n        hint\n    })}</copy-button>`\n}\n\nexport const CodeBlock:CodeBlockRenderer = (options:CodeBlockOptions = {}) => {\n    const code = options.code ?? ''\n    const hint = options.copyHint ?? true\n    const wrapperClasses = ['code-block-inner']\n        .concat(options.classes ?? [])\n        .filter(Boolean)\n        .join(' ')\n    const languageClass = (\n        options.languageClass ??\n        (options.classes ?? []).find(name => name.startsWith('language-')) ??\n        ''\n    ).trim()\n    const preClasses = ['code-block-pre', languageClass].filter(Boolean).join(' ')\n    const codeClasses = [languageClass].filter(Boolean).join(' ')\n    const label = options.copyButtonLabel ?? 'Copy to clipboard'\n    const safeCode = escapeHtml(code)\n    const codeClassAttr = codeClasses ? ` class=\"${escapeHtml(codeClasses)}\"` : ''\n\n    return `<div class=\"${wrapperClasses}\" data-code-block-root>\n        <pre class=\"${escapeHtml(preClasses)}\"><code data-code-block-code${codeClassAttr}>${safeCode}</code></pre>\n        <div class=\"code-block-controls\">\n            ${toCopyButtonMarkup(code, hint)}\n        </div>\n        <span class=\"visually-hidden\" data-code-block-live aria-live=\"polite\">\n            ${escapeHtml(label)}\n        </span>\n    </div>`\n}\n\nCodeBlock.outerHTML = (\n    options:CodeBlockOptions = {},\n    attrs:Record<string, AttrValue> = {}\n) => {\n    const hostAttributes = toAttributes(attrs)\n    const rendered = CodeBlock({\n        ...options,\n        languageClass: options.languageClass ?? getLanguageClassFromAttrs(attrs)\n    })\n\n    return `<code-block${hostAttributes.length ? ` ${hostAttributes}` : ''}>\n        ${rendered}\n    </code-block>`\n}\n"],
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