Generate Typescript Type Definitions (#779)

* Publish typecript types

* Fix unnamed things

* put back

* Put backs. version was for old build tooling

* create a Mobiledoc type

* privatize

* more

package.json

@@ -6,6 +6,7 @@
   "module": "dist/mobiledoc.js",
   "main": "dist/mobiledoc.cjs",
   "style": "dist/mobiledoc.css",
+  "types": "dist/mobiledoc.d.ts",
   "exports": {
     ".": {
       "import": "./dist/mobiledoc.js",
@@ -70,6 +71,7 @@
     "qunit": "^2.19.1",
     "rollup": "^2.79.0",
     "rollup-plugin-copy": "^3.4.0",
+    "rollup-plugin-dts": "^4.2.2",
     "rollup-plugin-glob-import": "^0.5.0",
     "rollup-plugin-serve": "^2.0.1",
     "saucie": "^3.3.3",

rollup.config.js

@@ -6,6 +6,7 @@ import commonjs from '@rollup/plugin-commonjs'
 import serve from 'rollup-plugin-serve'
 import copy from 'rollup-plugin-copy'
 import typescript from '@rollup/plugin-typescript'
+import dts from 'rollup-plugin-dts'
 
 function commonPlugins() {
   return [
@@ -67,6 +68,14 @@ export default args => [
       sourcemap: true,
     },
   },
+  {
+    input: 'src/js/index.ts',
+    plugins: [dts()],
+    output: {
+      file: 'dist/mobiledoc.d.ts',
+      format: 'es',
+    },
+  },
   {
     input: 'tests/index.ts',
     plugins: [

src/js/cards/image.ts

@@ -5,7 +5,7 @@ interface ImagePayload {
   src?: string
 }
 
-export default {
+const ImageCard: CardData = {
   name: 'image',
   type: 'dom',
 
@@ -14,4 +14,6 @@ export default {
     img.src = payload.src || placeholderImageSrc
     return img
   },
-} as CardData
+}
+
+export default ImageCard