Update deps, fix build and toJSON methods

.babelrc.json

@@ -2,7 +2,7 @@
 	"presets": [
 		["@babel/preset-env", {
 			"targets": "last 2 Chrome versions, last 2 Safari versions, last 2 ChromeAndroid versions, last 2 iOS versions, last 2 Firefox versions, last 2 Edge versions",
-			"corejs": 3,
+			"corejs": "3.21",
 			"useBuiltIns": "usage",
 			"bugfixes": true,
 			"modules": "auto"

package.json

@@ -3,34 +3,34 @@
   "version": "0.5.0",
   "description": "Parse and Render Epubs",
   "main": "src/index.js",
-  "module": "src/index.js",
   "browser": "dist/epub.js",
+  "exports": "./src/index.js",
   "types": "types/index.d.ts",
   "repository": "https://github.com/futurepress/epub.js",
+  "type": "module",
   "scripts": {
     "test": "",
     "lint": "eslint -c .eslintrc.js src; exit 0",
     "start": "rollup -w -c rollup.server.config.js",
     "build": "rollup -c",
-    "compile": "babel src/ -d lib/",
-    "watch": "babel --watch --optional runtime -d lib/ src/",
-    "prepare": "npm run compile && npm run build"
+    "watch": "rollup -w -c rollup.config.js",
+    "prepare": "npm run build"
   },
   "author": "fchasen@gmail.com",
   "license": "BSD-2-Clause",
   "devDependencies": {
-    "@babel/core": "^7.16.7",
-    "@rollup/plugin-babel": "^5.3.0",
-    "@rollup/plugin-commonjs": "^21.0.1",
+    "@babel/core": "^7.17.9",
+    "@rollup/plugin-babel": "^5.3.1",
+    "@rollup/plugin-commonjs": "^21.0.3",
     "@rollup/plugin-node-resolve": "^13.1.3",
-    "rollup": "^2.63.0",
+    "rollup": "^2.70.1",
     "rollup-plugin-license": "^2.6.1",
     "rollup-plugin-serve": "^1.1.0",
     "serve": "^13.0.2"
   },
   "dependencies": {
-    "@xmldom/xmldom": "^0.8.0",
-    "jszip": "^3.7.1",
+    "@xmldom/xmldom": "^0.8.2",
+    "jszip": "^3.9.1",
     "lodash": "^4.17.21"
   }
 }

src/epub/epub.js

@@ -203,7 +203,7 @@ class Epub extends Publication {
 	}
 
 	toJSON() {
-
+		return super.toJSON();
 	}
 
 	/**

src/epub/pagelist.js

@@ -269,7 +269,7 @@ class PageList {
 	 * @return {json}
 	 */
 	toJSON() {
-		return JSON.stringify(this.locations);
+		return this.locations;
 	}
 
 	/**

src/publication/locator.js

@@ -14,7 +14,7 @@ class Locator {
 			name: item.name,
 			parent: undefined,
 			children: new ResourceList()
-		}
+		};
 	}
 
 	get url() {
@@ -89,7 +89,7 @@ class Locator {
 
 
 	toJSON() {
-        return JSON.stringify(this);
+		return this.data;
 	}
 
 	destroy() {

src/publication/publication.js

@@ -412,7 +412,7 @@ class Publication {
 	 * Generates a JSON output of the publication structure
 	 */
 	toJSON() {
-		return JSON.stringify(this.data);
+		return this.data;
 	 }
 
 	/**

src/publication/resource.js

@@ -124,7 +124,7 @@ class Resource {
 
 
 	toJSON() {
-
+		return this.data;
 	}
 
 	destroy() {

src/publication/resourcelist.js

@@ -188,7 +188,7 @@ class ResourceList extends Map {
 	}
 
 	toJSON() {
-		return JSON.stringify(this.toArray());
+		return this.toArray();
 	}
 }
 

src/publication/search.js

@@ -3,7 +3,8 @@
  * @param  {string} _query The query string to find
  * @return {object[]} A list of matches, with form {cfi, excerpt}
  */
-find(_query){
+/*
+find(_query) {
 	var section = this;
 	var matches = [];
 	var query = _query.toLowerCase();
@@ -54,3 +55,4 @@ find(_query){
 
 	return matches;
 }
+*/

src/rendition/sections.js

@@ -203,10 +203,10 @@ class Sections {
 	}
 
 	toJSON() {
-		return JSON.stringify({
+		return {
 			readingOrder: this.toOrderedArray(),
 			unordered: this.toUnorderedArray()
-		});
+		};
 	}
 
 	destroy() {