fix

Author: bajrangCoder

src/pages/markdownPreview/index.js

@@ -370,7 +370,9 @@ function createMarkdownPreview(file) {
 				const codeElement = pre.querySelector("code");
 				if (!codeElement || codeElement.closest(".mermaid-error")) return;
 
-				const language = codeElement.className.match(/language-(\w+)/)?.[1];
+				const language =
+					codeElement.dataset.language ||
+					codeElement.className.match(/language-(\S+)/)?.[1];
 				if (!language) return;
 
 				const originalCode = codeElement.textContent || "";
@@ -456,6 +458,7 @@ function createMarkdownPreview(file) {
 					const sanitizedSvg = DOMPurify.sanitize(svg, {
 						USE_PROFILES: { svg: true, svgFilters: true },
 						ADD_TAGS: ["style"],
+						ADD_ATTR: ["data-et", "data-id", "data-node", "data-zoom", "class"],
 					});
 					block.innerHTML = sanitizedSvg;
 					bindFunctions?.(block);

src/pages/markdownPreview/renderer.js

@@ -10,7 +10,8 @@ const EXTERNAL_LINK_PATTERN = /^(?:[a-z][a-z0-9+.-]*:|\/\/)/i;
 const IMAGE_PLACEHOLDER =
 	"data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///ywAAAAAAQABAAACAUwAOw==";
 const BLOCK_MATH_PATTERN = /(^|[^\\])\$\$[\s\S]+?\$\$/m;
-const INLINE_MATH_PATTERN = /(^|[^\\])\$(?!\s)(?:\\.|[^$\\\n])+\$(?!\w)/m;
+const INLINE_MATH_PATTERN =
+	/(^|[^\\])\$(?!\s)(?:\\.|[^$\\\n])*(?:\\[{^_(]|[{^_])(?:\\.|[^$\\\n])*\$(?!\w)/m;
 const BEGIN_END_MATH_PATTERN =
 	/\\begin\{(?:equation|align|gather|multline|eqnarray)\*?\}[\s\S]*?\\end\{(?:equation|align|gather|multline|eqnarray)\*?\}/m;