Fix #110 Type Definition Error (#111)

* Add test to reproduce the issue

* And fix the issue.

* Prepare release

Author: jwagner

README.md

@@ -214,6 +214,9 @@ In other words, it's fine to run it on one image, it's suboptimal to run it on a
 
 ## Version history
 
+### 2.0.5
+Fix `TS1046: Top-level declarations in .d.ts files must start with either a 'declare' or 'export' modifier.`.
+
 ### 2.0.4
 Typescript type definitions.
 

index.d.ts

@@ -22,7 +22,7 @@ export interface CropOptions {
   ruleOfThirds?: boolean;
   debug?: boolean;
 }
-const smartcrop: {
+declare const smartcrop: {
   crop(image: CanvasImageSource, options: CropOptions): Promise<CropResult>;
 };
-export default smartcrop;
+export default smartcrop;

package-lock.json

@@ -1,6 +1,6 @@
 {
   "name": "smartcrop",
-  "version": "2.0.4",
+  "version": "2.0.5",
   "description": "Content aware image cropping.",
   "homepage": "https://github.com/jwagner/smartcrop.js",
   "author": "Jonas Wagner <[email protected]> (http://29a.ch/)",
@@ -10,6 +10,7 @@
     "index.d.ts"
   ],
   "devDependencies": {
+    "@types/webgl2": "^0.0.6",
     "benchmark": "^2.1.4",
     "chai": "^4.2.0",
     "eslint": "^7.30.0",
@@ -35,7 +36,7 @@
   },
   "scripts": {
     "start": "grunt",
-    "test": "karma start karma.conf.js",
+    "test": "karma start karma.conf.js && npx tsc -noEmit test/types.ts",
     "lint": "eslint smartcrop.js test examples/slideshow.js examples/testbed.js examples/testsuite.js examples/smartcrop-debug.js"
   }
 }

package.json

@@ -0,0 +1,3 @@
+import SmartCrop from '..';
+
+console.log(SmartCrop.crop);