Only publish necessary folders

Other:

  - Use scripts to build and minify JavaScript files

Author: aleen42

.gitignore

@@ -161,3 +161,12 @@ pip-log.txt
 
 # Mac crap
 .DS_Store
+
+# concatenated files
+*.all.js
+
+# minified files
+*.min.js
+
+# npm modules
+node_modules

.npmignore

@@ -0,0 +1,3 @@
+/*
+!/css
+!/js

build.js

@@ -0,0 +1,25 @@
+const fs = require("fs");
+const path = require("path");
+const output = name => path.resolve(__dirname, "./js", name);
+
+(async () => {
+  const minify = async file => fs.writeFileSync(
+    output(file.replace(/\.js$/, ".min.js")),
+    (await require("terser").minify(fs.readFileSync(output(file), "utf8"), {
+      ie8: true, format: {comments: false}
+    })).code,
+    'utf8'
+  );
+
+  const files = ["core", "excheck", "exedit", "exhide"];
+
+  // concat
+  fs.writeFileSync(
+    output('jquery.ztree.all.js'),
+    files.map(name => fs.readFileSync(output(`jquery.ztree.${name}.js`), 'utf8')).join('\n'),
+    'utf8'
+  );
+
+  // minify
+  ['all', ...files].forEach(name => minify(`jquery.ztree.${name}.js`));
+})();