@lobehub/ui/es/Mermaid/SyntaxMermaid/prepareMermaidSvg.mjs.map

Lobe UI is an open-source UI component library for building AIGC web apps

{"version":3,"file":"prepareMermaidSvg.mjs","names":[],"sources":["../../../src/Mermaid/SyntaxMermaid/prepareMermaidSvg.ts"],"sourcesContent":["const VOID_ELEMENTS = 'area|base|br|col|embed|hr|img|input|link|meta|param|source|track|wbr';\nconst voidElementPattern = new RegExp(`<(${VOID_ELEMENTS})((?:\\\\s[^>]*?)?)\\\\s*/?>`, 'gi');\n\n// Mermaid serializes HTML labels (foreignObject) with HTML rules, leaving void elements\n// like <br> unclosed. When that SVG string is loaded as a standalone image/svg+xml Blob,\n// the browser parses it as strict XML, rejects the unclosed tag, and fails the whole image.\nconst ensureXmlSafeVoidElements = (svg: string): string =>\n  svg.replaceAll(voidElementPattern, '<$1$2/>');\n\nconst applyFirefoxSizeFix = (svg: string): string => {\n  if (\n    typeof window === 'undefined' ||\n    typeof navigator === 'undefined' ||\n    !navigator.userAgent.includes('Firefox') ||\n    typeof DOMParser === 'undefined'\n  ) {\n    return svg;\n  }\n\n  const svgDoc = new DOMParser().parseFromString(svg, 'image/svg+xml');\n  if (svgDoc.querySelector('parsererror')) return svg;\n\n  const svgElement = svgDoc.documentElement;\n  if (!svgElement || svgElement.localName !== 'svg' || !svgElement.hasAttribute('viewBox')) {\n    return svg;\n  }\n\n  const viewBoxParts = svgElement.getAttribute('viewBox')!.split(' ');\n  if (viewBoxParts.length !== 4) return svg;\n\n  svgElement.setAttribute('width', viewBoxParts[2]!);\n  svgElement.setAttribute('height', viewBoxParts[3]!);\n  return new XMLSerializer().serializeToString(svgDoc);\n};\n\nexport const prepareMermaidSvgString = (svg: string): string =>\n  applyFirefoxSizeFix(ensureXmlSafeVoidElements(svg));\n"],"mappings":";AACA,MAAM,qBAAqB,IAAI,OAAO,kGAA8C,IAAI;AAKxF,MAAM,6BAA6B,QACjC,IAAI,WAAW,oBAAoB,SAAS;AAE9C,MAAM,uBAAuB,QAAwB;CACnD,IACE,OAAO,WAAW,eAClB,OAAO,cAAc,eACrB,CAAC,UAAU,UAAU,SAAS,SAAS,KACvC,OAAO,cAAc,aAErB,OAAO;CAGT,MAAM,SAAS,IAAI,UAAU,CAAC,CAAC,gBAAgB,KAAK,eAAe;CACnE,IAAI,OAAO,cAAc,aAAa,GAAG,OAAO;CAEhD,MAAM,aAAa,OAAO;CAC1B,IAAI,CAAC,cAAc,WAAW,cAAc,SAAS,CAAC,WAAW,aAAa,SAAS,GACrF,OAAO;CAGT,MAAM,eAAe,WAAW,aAAa,SAAS,CAAC,CAAE,MAAM,GAAG;CAClE,IAAI,aAAa,WAAW,GAAG,OAAO;CAEtC,WAAW,aAAa,SAAS,aAAa,EAAG;CACjD,WAAW,aAAa,UAAU,aAAa,EAAG;CAClD,OAAO,IAAI,cAAc,CAAC,CAAC,kBAAkB,MAAM;AACrD;AAEA,MAAa,2BAA2B,QACtC,oBAAoB,0BAA0B,GAAG,CAAC"}