Move source code to src folder (#160)

That's allow compile code using TSC before publish
And all future code can use TypeScript

.gitignore

@@ -7,3 +7,6 @@ checkouts
 .idea/
 atlassian-ide-plugin.xml
 .vs/
+lib/*.js
+lib/*.d.ts
+!lib/index.d.ts

package-lock.json

@@ -1263,11 +1263,11 @@
       "dev": true
     },
     "elementtree": {
-      "version": "0.1.6",
-      "resolved": "https://registry.npmjs.org/elementtree/-/elementtree-0.1.6.tgz",
-      "integrity": "sha1-KsTEbqMFFsjEy9teOsdBjlkt4gw=",
+      "version": "0.1.7",
+      "resolved": "https://registry.npmjs.org/elementtree/-/elementtree-0.1.7.tgz",
+      "integrity": "sha1-mskb5uUvtuYkTE5UpKw+2K6OKcA=",
       "requires": {
-        "sax": "0.3.5"
+        "sax": "1.1.4"
       }
     },
     "emittery": {
@@ -2693,9 +2693,9 @@
       "dev": true
     },
     "sax": {
-      "version": "0.3.5",
-      "resolved": "https://registry.npmjs.org/sax/-/sax-0.3.5.tgz",
-      "integrity": "sha1-iPz8H3PAyLvVt8d2ttPzUB7tBz0="
+      "version": "1.1.4",
+      "resolved": "https://registry.npmjs.org/sax/-/sax-1.1.4.tgz",
+      "integrity": "sha1-dLbTPJrh4AFRDxeakRaFiPGu2qk="
     },
     "saxes": {
       "version": "5.0.1",

package.json

@@ -56,7 +56,7 @@
     }
   },
   "dependencies": {
-    "elementtree": "0.1.6",
+    "elementtree": "^0.1.7",
     "image-size": "^0.3.5",
     "jszip": "^2.6.1"
   },
@@ -69,7 +69,9 @@
     "typescript": "^3.9.7"
   },
   "scripts": {
-    "test": "jest"
+    "compile": "tsc",
+    "test": "npm run compile && jest",
+    "prepublishOnly": "npm run compile"
   },
   "readme": "",
   "readmeFilename": "README.md"

src/index.js

@@ -1,7 +1,6 @@
 /*jshint globalstrict:true, devel:true */
 /*eslint no-var:0 */
 /*global require, module, Buffer */
-"use strict";
 
 var path = require('path'),
     sizeOf = require('image-size'),

tsconfig.json

@@ -4,12 +4,14 @@
     "module": "commonjs",
     "allowJs": true,
     "checkJs": true,
-    "noEmit": true,
+    "noEmit": false,
     "strict": false,
     "noImplicitAny": false,
-    "esModuleInterop": true
+    "alwaysStrict": true,
+    "esModuleInterop": true,
+    "outDir": "lib"
   }, 
   "files": [
-    "lib/index.js"
+    "src/index.js"
   ]
 }