Refactor to move implementation to lib/

.gitignore

@@ -1,7 +1,7 @@
 coverage/
 node_modules/
 *.log
-index.d.ts
-test.d.ts
+*.d.ts
 .DS_Store
 yarn.lock
+!/complex-types.d.ts

complex-types.d.ts

@@ -1,22 +1,26 @@
-import {type Literal} from 'mdast'
-import {type Program} from 'estree-jsx'
+import type {Literal} from 'mdast'
+import type {Program} from 'estree-jsx'
 
-export type MdxjsEsm = {
+// eslint-disable-next-line @typescript-eslint/consistent-type-definitions
+export interface MdxjsEsm extends Literal {
   type: 'mdxjsEsm'
-  data?: {estree?: Program} & Literal['data']
-} & Literal
+  data?: {estree?: Program}
+}
 
 declare module 'mdast' {
-  type BlockContentMap = {
+  // eslint-disable-next-line @typescript-eslint/consistent-type-definitions
+  interface BlockContentMap {
     mdxjsEsm: MdxjsEsm
   }
 }
 
 declare module 'hast' {
-  type RootContentMap = {
+  // eslint-disable-next-line @typescript-eslint/consistent-type-definitions
+  interface RootContentMap {
     mdxjsEsm: MdxjsEsm
   }
-  type ElementContentMap = {
+  // eslint-disable-next-line @typescript-eslint/consistent-type-definitions
+  interface ElementContentMap {
     mdxjsEsm: MdxjsEsm
   }
 }

index.js

@@ -1,65 +1 @@
-/**
- * @typedef {import('mdast-util-from-markdown').CompileContext} CompileContext
- * @typedef {import('mdast-util-from-markdown').Extension} FromMarkdownExtension
- * @typedef {import('mdast-util-from-markdown').Handle} FromMarkdownHandle
- * @typedef {import('mdast-util-to-markdown').Options} ToMarkdownExtension
- * @typedef {import('mdast-util-to-markdown').Handle} ToMarkdownHandle
- * @typedef {import('estree-jsx').Program} Program
- * @typedef {import('./complex-types.js').MdxjsEsm} MdxjsEsm
- *
- * @typedef {MdxjsEsm} MDXJSEsm
- *   Deprecated name, prefer `MdxjsEsm`.
- */
-
-/** @type {FromMarkdownExtension} */
-export const mdxjsEsmFromMarkdown = {
-  enter: {mdxjsEsm: enterMdxjsEsm},
-  exit: {mdxjsEsm: exitMdxjsEsm, mdxjsEsmData: exitMdxjsEsmData}
-}
-
-/** @type {ToMarkdownExtension} */
-export const mdxjsEsmToMarkdown = {handlers: {mdxjsEsm: handleMdxjsEsm}}
-
-/**
- * @this {CompileContext}
- * @type {FromMarkdownHandle}
- */
-function enterMdxjsEsm(token) {
-  this.enter({type: 'mdxjsEsm', value: ''}, token)
-  this.buffer() // Capture EOLs
-}
-
-/**
- * @this {CompileContext}
- * @type {FromMarkdownHandle}
- */
-function exitMdxjsEsm(token) {
-  const value = this.resume()
-  const node = /** @type {MdxjsEsm} */ (this.exit(token))
-  /** @type {Program|undefined} */
-  // @ts-expect-error: custom.
-  const estree = token.estree
-
-  node.value = value
-
-  if (estree) {
-    node.data = {estree}
-  }
-}
-
-/**
- * @this {CompileContext}
- * @type {FromMarkdownHandle}
- */
-function exitMdxjsEsmData(token) {
-  this.config.enter.data.call(this, token)
-  this.config.exit.data.call(this, token)
-}
-
-/**
- * @type {ToMarkdownHandle}
- * @param {MdxjsEsm} node
- */
-function handleMdxjsEsm(node) {
-  return node.value || ''
-}
+export {mdxjsEsmFromMarkdown, mdxjsEsmToMarkdown} from './lib/index.js'

lib/index.js

@@ -0,0 +1,65 @@
+/**
+ * @typedef {import('mdast-util-from-markdown').CompileContext} CompileContext
+ * @typedef {import('mdast-util-from-markdown').Extension} FromMarkdownExtension
+ * @typedef {import('mdast-util-from-markdown').Handle} FromMarkdownHandle
+ * @typedef {import('mdast-util-to-markdown').Options} ToMarkdownExtension
+ * @typedef {import('mdast-util-to-markdown').Handle} ToMarkdownHandle
+ * @typedef {import('estree-jsx').Program} Program
+ * @typedef {import('../complex-types.js').MdxjsEsm} MdxjsEsm
+ *
+ * @typedef {MdxjsEsm} MDXJSEsm
+ *   Deprecated name, prefer `MdxjsEsm`.
+ */
+
+/** @type {FromMarkdownExtension} */
+export const mdxjsEsmFromMarkdown = {
+  enter: {mdxjsEsm: enterMdxjsEsm},
+  exit: {mdxjsEsm: exitMdxjsEsm, mdxjsEsmData: exitMdxjsEsmData}
+}
+
+/** @type {ToMarkdownExtension} */
+export const mdxjsEsmToMarkdown = {handlers: {mdxjsEsm: handleMdxjsEsm}}
+
+/**
+ * @this {CompileContext}
+ * @type {FromMarkdownHandle}
+ */
+function enterMdxjsEsm(token) {
+  this.enter({type: 'mdxjsEsm', value: ''}, token)
+  this.buffer() // Capture EOLs
+}
+
+/**
+ * @this {CompileContext}
+ * @type {FromMarkdownHandle}
+ */
+function exitMdxjsEsm(token) {
+  const value = this.resume()
+  const node = /** @type {MdxjsEsm} */ (this.exit(token))
+  /** @type {Program|undefined} */
+  // @ts-expect-error: custom.
+  const estree = token.estree
+
+  node.value = value
+
+  if (estree) {
+    node.data = {estree}
+  }
+}
+
+/**
+ * @this {CompileContext}
+ * @type {FromMarkdownHandle}
+ */
+function exitMdxjsEsmData(token) {
+  this.config.enter.data.call(this, token)
+  this.config.exit.data.call(this, token)
+}
+
+/**
+ * @type {ToMarkdownHandle}
+ * @param {MdxjsEsm} node
+ */
+function handleMdxjsEsm(node) {
+  return node.value || ''
+}

package.json

@@ -33,6 +33,7 @@
   "main": "index.js",
   "types": "index.d.ts",
   "files": [
+    "lib/",
     "complex-types.d.ts",
     "index.d.ts",
     "index.js"