Deprecate Marp.ready() and provide browser.js

browser.d.ts

@@ -0,0 +1 @@
+export * from './types/src/browser'

browser.js

@@ -0,0 +1 @@
+module.exports = require('./lib/browser.cjs')

package.json

@@ -30,7 +30,9 @@
   "types": "types/src/marp.d.ts",
   "files": [
     "lib/",
-    "types/"
+    "types/",
+    "browser.js",
+    "browser.d.ts"
   ],
   "engines": {
     "node": ">=8"

src/marp.ts

@@ -144,7 +144,12 @@ export class Marp extends Marpit {
     return base
   }
 
-  static ready = browser
+  static ready() {
+    console.warn(
+      '[DEPRECATION WARNING] A script for the browser that is equivalent to Marp.ready() has injected into rendered Markdown by default. Marp.ready() will remove in future so you have to use "@marp-team/marp-core/browser" instead if you want to execute browser script in script-disabled HTML manually via using such as webpack.'
+    )
+    browser()
+  }
 }
 
 export default Marp

test/browser.ts

@@ -1,6 +1,5 @@
 /** @jest-environment jsdom */
-import browser from '../src/browser'
-import observer from '../src/observer'
+import browser, { observer } from '../src/browser'
 import fittingObserver from '../src/fitting/observer'
 
 const polyfill = jest.fn()