fix: export processors

Author: farnabaz

package.json

@@ -83,6 +83,7 @@
     "detab": "^3.0.2",
     "github-slugger": "^2.0.0",
     "hast-util-format": "^1.1.0",
+    "hast-util-to-mdast": "^10.1.1",
     "hast-util-to-string": "^3.0.1",
     "mdast-util-to-hast": "^13.2.0",
     "micromark-util-sanitize-uri": "^2.0.1",
@@ -102,6 +103,7 @@
     "remark-mdc": "^3.5.0",
     "remark-parse": "^11.0.0",
     "remark-rehype": "^11.1.1",
+    "remark-stringify": "^11.0.0",
     "scule": "^1.3.0",
     "shiki": "^1.24.0",
     "ufo": "^1.5.4",
@@ -122,7 +124,6 @@
     "@types/node": "^22.10.1",
     "changelogen": "^0.5.7",
     "eslint": "^9.16.0",
-    "hast-util-to-mdast": "^10.1.1",
     "nuxt": "^3.14.1592",
     "rehype": "^13.0.2",
     "release-it": "^17.10.0",
@@ -131,8 +132,7 @@
     "vue-tsc": "^2.1.10"
   },
   "resolutions": {
-    "@nuxtjs/mdc": "workspace:*",
-    "remark-mdc": "npm:remark-mdc-edge@latest"
+    "@nuxtjs/mdc": "workspace:*"
   },
   "packageManager": "pnpm@9.14.4",
   "release-it": {

pnpm-lock.yaml

@@ -1,4 +1,5 @@
-export { parseMarkdown, createMarkdownParser } from './parser'
+export { parseMarkdown, createMarkdownParser, createParseProcessor } from './parser'
+export { stringifyMarkdown, createMarkdownStringifier, createStringifyProcessor } from './stringify'
 export { rehypeHighlight } from './highlighter/rehype'
 export { createShikiHighlighter } from './highlighter/shiki'
 export * from './utils/node'

src/runtime/index.ts

@@ -14,7 +14,7 @@ import { compileHast } from './compiler'
 let moduleOptions: Partial<typeof import('#mdc-imports')> | undefined
 let generatedMdcConfigs: MdcConfig[] | undefined
 
-export const createProcessor = async (inlineOptions: MDCParseOptions = {}) => {
+export const createParseProcessor = async (inlineOptions: MDCParseOptions = {}) => {
   if (!moduleOptions) {
     moduleOptions = await import('#mdc-imports' /* @vite-ignore */).catch(() => ({}))
   }
@@ -97,7 +97,7 @@ export const createProcessor = async (inlineOptions: MDCParseOptions = {}) => {
 }
 
 export const createMarkdownParser = async (inlineOptions: MDCParseOptions = {}) => {
-  const processor = await createProcessor(inlineOptions)
+  const processor = await createParseProcessor(inlineOptions)
 
   return async function parse(md: string, { fileOptions }: { fileOptions?: VFileOptions } = {}): Promise<MDCParserResult> {
     // Extract front matter data

src/runtime/parser/index.ts

@@ -2,10 +2,10 @@ import { unified, type Processor } from 'unified'
 import gfm from 'remark-gfm'
 import mdc, { stringifyFrontMatter } from 'remark-mdc'
 import stringify from 'remark-stringify'
-import type { MDCParseOptions, MDCRoot } from '@nuxtjs/mdc'
+import type { MDCStringifyOptions, MDCRoot } from '@nuxtjs/mdc'
 import { mdcRemark } from './mdc-remark'
 
-export function createStringifyProcessor(_inlineOptions: MDCParseOptions = {}) {
+export function createStringifyProcessor(options: MDCStringifyOptions = {}) {
   return unified()
     .use(function jsonParser(this: Processor) {
       this.parser = function (root: string) {
@@ -21,23 +21,29 @@ export function createStringifyProcessor(_inlineOptions: MDCParseOptions = {}) {
       rule: '-',
       listItemIndent: 'one',
       fence: '`',
-      fences: true
+      fences: true,
+      ...options?.plugins?.remarkStringify?.options
     })
 }
 
-export function createMarkdownStringifier(options: MDCParseOptions = {}) {
+export function createMarkdownStringifier(options: MDCStringifyOptions = {}) {
   const processor = createStringifyProcessor(options)
 
   async function stringify(value: any, data: Record<string, any> = {}): Promise<string> {
     const result = await processor.process({ value: JSON.stringify(value) })
 
-    return stringifyFrontMatter(data, result.value as string)
+    // Stringify front matter returns empty string if no data is provided
+    if (Object.keys(data).length) {
+      return stringifyFrontMatter(data, result.value as string)
+    }
+
+    return result.value as string
   }
 
   return stringify
 }
 
-export async function stringifyMarkdown(MDCAst: MDCRoot, data: Record<string, any>, options: MDCParseOptions = {}) {
+export async function stringifyMarkdown(MDCAst: MDCRoot, data: Record<string, any>, options: MDCStringifyOptions = {}) {
   const processor = createMarkdownStringifier(options)
   if (!MDCAst) return null
   return await processor(MDCAst, data)

src/runtime/stringify/index.ts

@@ -1,5 +1,6 @@
 export type * from './tree'
 export type * from './parser'
+export type * from './stringify'
 export type * from './toc'
 export type * from './module'
 export type * from './highlighter'

src/types/index.ts

@@ -0,0 +1,9 @@
+import type { Options as RemarkStringifyOptions } from 'remark-stringify'
+
+export interface MDCStringifyOptions {
+  plugins?: {
+    remarkStringify?: {
+      options?: RemarkStringifyOptions
+    }
+  }
+}