{"version":3,"file":"index.cjs","sources":["../../../src/plugins/shiki/index.ts"],"sourcesContent":["import { Paragraph, TextRun } from \"docx\";\nimport type { RemarkDocxPlugin } from \"../../types\";\nimport {\n createHighlighter,\n type BundledLanguage,\n type BundledTheme,\n} from \"shiki\";\nimport { visit } from \"unist-util-visit\";\nimport type { FontStyle } from \"shiki/textmate\";\nimport { warnOnce } from \"../../utils\";\n\n/**\n * Format to 6 disit hex\n */\nconst formatHex = (str: string): string => {\n // #RGB\n if (str.length === 4) {\n const r = str[1]!;\n const g = str[2]!;\n const b = str[3]!;\n return str[0]! + r + r + g + g + b + b;\n }\n // #RRGGBBAA\n if (str.length === 9) {\n return str.slice(0, 7);\n }\n return str;\n};\n\nexport interface ShikiPluginOptions {\n /**\n * https://shiki.style/themes\n */\n theme: BundledTheme;\n}\n\n/**\n * A plugin to render \"code\" nodes, with syntax highlighting powered by shiki.\n */\nexport const shikiPlugin = ({\n theme,\n}: ShikiPluginOptions): RemarkDocxPlugin => {\n let highlighter: Awaited> | undefined;\n const langs = new Set();\n const failedLangs = new Set();\n\n return async ({ root }) => {\n const newLangs: string[] = [];\n\n visit(root, \"code\", ({ lang }) => {\n if (lang) {\n if (!langs.has(lang)) {\n langs.add(lang);\n newLangs.push(lang);\n }\n }\n });\n\n if (!highlighter) {\n highlighter = await createHighlighter({\n themes: [theme],\n langs: [],\n });\n }\n await Promise.all(\n newLangs.map(async (l) => {\n try {\n await highlighter!.loadLanguage(l as BundledLanguage);\n } catch (e) {\n failedLangs.add(l);\n warnOnce(String(e));\n }\n }),\n );\n\n return {\n code: ({ value, lang }) => {\n if (!lang || failedLangs.has(lang)) {\n return null;\n }\n const res = highlighter!.codeToTokens(value, {\n lang: lang as BundledLanguage,\n theme,\n });\n let { bg, fg } = res;\n if (fg) {\n fg = formatHex(fg);\n }\n if (bg) {\n bg = formatHex(bg);\n }\n\n return res.tokens.map((r) => {\n return new Paragraph({\n shading: {\n type: \"clear\",\n color: \"auto\",\n fill: bg,\n },\n children: r.map(({ content, bgColor, color, fontStyle }) => {\n if (color) {\n color = formatHex(color);\n }\n if (bgColor) {\n bgColor = formatHex(bgColor);\n }\n return new TextRun({\n text: content,\n color: color ?? 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