修复知乎数学公式

package.json

@@ -1,6 +1,6 @@
 {
   "name": "markdown-downloader",
-  "version": "2.0.0",
+  "version": "2.0.1",
   "description": "markdown文章下载",
   "main": "dist/index.js",
   "scripts": {

src/markdown.js

@@ -117,7 +117,7 @@ export const formatMarkdownBody = (container, selectors, options, exec) => {
     return markdownBody
 }
 
-const extract = async (markdownBody, selectors, options, exec) => {
+const extract = async ({ markdownBody, selectors, options, exec, hook }) => {
     const { origin, context, localOptions = {} } = options
     const fileName = getText(selectors.title) || document.title
     const realName = fileName.replace(/[\\\/\?<>:'\*\|]/g, '_')
@@ -151,7 +151,7 @@ const extract = async (markdownBody, selectors, options, exec) => {
     }, localOptions.tpl)
     const markdownDoc = html2markdown(info + getMarkdown(markdownBody), {})
     const copyright = formatCopyRight({ title: fileName, url: location.href }, localOptions)
-    const content = await exec('formatContent', { markdownBody, markdownDoc })
+    const content = await exec(hook['formatContent'], context, { markdownBody, markdownDoc })
     files.push({
         name: realName + '.md',
         content: `${content && typeof content === 'string' ? content : markdownDoc}${copyright}`
@@ -178,7 +178,7 @@ export const downloadMarkdown = async (...rest) => {
     const markdownBody = formatMarkdownBody(container, selectors, options, exec)
     if (await verify('extract', { markdownBody })) return exec()
 
-    const { fileName, files } = await extract(markdownBody, selectors, options, exec)
+    const { fileName, files } = await extract({ markdownBody, selectors, options, exec, hook })
     if (await verify('afterExtract', { fileName, files })) return exec()
 
     return {

src/mathjax.js

@@ -1,5 +1,5 @@
-require('mathjax/es5/tex-svg')
-const tex2svg = (markdownDoc) => {
+import 'mathjax/es5/tex-svg'
+export const tex2svg = (markdownDoc) => {
   return markdownDoc.replace(/<ztext>(.*?)<\/ztext>/g, (s, s1) => {
     const tex = decodeURIComponent(s1)
     const svg = MathJax.tex2svg(tex)
@@ -8,6 +8,6 @@ const tex2svg = (markdownDoc) => {
     return svg.outerHTML
   })
 }
-Object.assign(module.exports, Object.assign(exports, {
+export default {
   tex2svg
-}))
+}

src/utils.js

@@ -113,6 +113,7 @@ export const exec = async (...rest) => {
     } catch (err) {
         console.warn(err)
     }
+    return exec.returnValue
 }
 
 export default {