A <script> linker made in JavaScript.

Importer.js

/**
 * Copyright 2019 EduApps (Eduardo P. Gomez)
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *     http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

var Importer = {
	help: function() {
		console.log("Importer.js V1.0.0 by EduApps\n<> - needed variable.\n[] - not needed variable.\n\ncommands:\n    help     - show this help message()\n    imports  - import a script/module(<url>,[onAppend],[type])");
	},
	
	imports: function(url, onAppend, type) {
		if (type === null) {
			type = "text/javascript";
		}
		
		var script = document.createElement("script");
		script.src = url;
		script.type = type;
		document.body.appendChild(script);
		
		if (onAppend !== null) {
			onAppend();
		}
		
		return script;
	}
}

Importer.min.js

/**
 * Copyright 2019 EduApps (Eduardo P. Gomez)
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *     http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
var Importer={help:function(){console.log("Importer.js V1.0.0 by EduApps\n<> - needed variable.\n[] - not needed variable.\n\ncommands:\n    help     - show this help message()\n    imports  - import a script/module(<url>,[onAppend],[type])")},imports:function(e,n,t){null===t&&(t="text/javascript");var p=document.createElement("script");return p.src=e,p.type=t,document.body.appendChild(p),null!==n&&n(),p}};

How to use:

Simple:

Importer.imports("my/url.js");

More complex:

var mycode = Importer.imports("my/url.js", function() {
    alert("path: " mycode.src + "\nmime: " + mycode.type);
}, "text/javascript+module");

still need help? try execute Importer.help() on the JavaScript Console.