Except everytime we make a change to a file in the src directory, we dont want to manually uglify the code into a single file. Weve taken a look back at our time getting stuck into grunt to find the perfect recipe of grunt plugins that you should be using. So now there is uglify es, which seemingly supports es6. This task primarily delegates to uglifyjs, so please consider their documentation as required reading for advanced configuration deprecated options from 2.
Install the gruntcontribcopy task and configure it like so. To install and use any plugin listed here, checkout how to install and use the grunt plugins section. In order to make it safe to just compile or copy only what was changed, we need to. The projects homepage lists many big players in software development that use grunt in their development as part of continuous integration workflow use case of grunt.
Now open cmd line and got to project folder and run npm install. In the above gruntfile, project metadata is imported into the grunt config from the projects package. This plugin was developed to minify, or uglify, your code. Gruntjs, organize, compile and minimize your javascript, css and less. February 15, 2017 grunt js is a task runner, and what that means is that using a commandline interface you can perform predefined tasks that you can configure in a json file gruntfile. Grunt is a command line javascript task runner utilizing node. The gruntcontribuglify plugin needs to be loaded next, which is done by passing the plugin name as an argument to the grunt. Read closely under the gruntcontribuglify compress option documentation, and it says. Parameter g installs package gruntcli globally and you may need to use sudo to successfully run the installation, or in windows run command shell as administrator.
Now i have module grunt contrib uglify, which has a dependency uglifyjs, which is now used how can i make grunt use uglify es inste. We can watch for changes to our source code, and automatically uglify it with a grunt watch. For the i highly recommend downloading the module starting with grunt contrib. The grunt contrib uglify plugin goes handinhand with the concat plugin above. To do this, were going to use a grunt plugin called, uglify. Installing and using grunt sydney wordpress consultant. Im using grunt to uglify my static files using grunt v0.
This will automatically add the gruntcontribuglify plugin to the packages. Now, at the end we will create a default task for the grunt by typing the following code. This section explains how to configure these plugins. This plugin listing is automatically generated from the npm module database. Now run grunt command, this will done all tasks of listed grunt file gruntfile. Coming to the main subject of this article which is how to install grunt on windows 1087.
If you are unfamiliar with this process its simply the removal of whitespace from a file. Ive used gruntcontribuglify before and it great for getting started with minifying. Turn on or off source compression with default options. If you havent used grunt before, be sure to check out the getting started guide, as it explains how to create a gruntfile as well as install and use grunt plugins. Use grunt to lint and uglify your javascript project. Every frontend developer worth their salt knows about the advantages of minifying javascript files, and thats exactly what this plugin does. For example, here we are installing gruntcontribuglify plugin to print metadata. In above code snippet we are using gruntcontribuglify plugin to uglify and minify javascript files along with this we had also provided src source and dest destination folder path from where it is going to take javascript files source to uglify and minify and after uglifying and minifying it going to write it at different folder in. To load the uglify plugin write the following code. For more information on using grunt with maven see the gruntmavenplugin documentation. Running the above command will put the grunt command in your system path, which makes it to run from any directory. When the next command below is ran it will install grunt v0.
Another plugin, gruntcontribcssc, checks our css code for redundant code before handing it off to another extension, gruntcontribccssmin, which combines and minifies our css files. If you were to use a task name other than default, you would run it by doing grunt taskname from the command line you can see above registertask. This project is a fork of the popular gruntcontribless plugin by the talented tyler. But uglifyjs still does not support es6, so in corresponding github issue i found this.
Grunt is a command line tool used to prepare our javascript and lessgenerated css for production usage. It allows a machine to install multiple versions of grunt. Run this task with the grunt uglify command task targets, files and options may be specified according to the grunt configuring tasks guide options. Run tasks whenever watched files are changed contribclean.
Grunt tasks relies on the configuration data defined in itconfig method. I have configured it to uglify one file, but i cant figure out how to get it to do two files despite reading this question and the usage examples. The javascript modules amd and yui and less css in moodle must be. Im using gruntjs which uses uglifyjs to build my angularjs app. Grunt was created by ben alman and is written in node. Grunt and its plugins are installed via npm package manager for node. To execute grunt well simply type grunt at the command line however if were using windows well need to type grunt. Next, we need a grunt command line interface cli tools globally. How to minify javascript files using grunt uglify plugin. After making any change to javascript or less files in moodle, you must run grunt to lint, minify and package the javascriptcss properly so that it can be served by moodle. We can also get list of available tasks by executing grunt help command. For more information on using grunt see the grunt documentation.
Task targets, files and options may be specified according to the grunt configuring tasks. Automate angularjs build using grunt jstask runner. When grunt is run on the command line, the uglify task will be run by default. Im going to explain the above code from bottom to top since it should be easier to understand that way. Minifying or uglifying files using grunt js how to install and work with gruntcontribuglify plugin how to minify js files and combineconcat into a single file using. If an object is specified, it is passed as options to uglifyjs. How to minify css with grunt and the gruntcontribcssmin.
There are downloadable packages for other operating systems here. By doing that, the plugin that the creator made, and it is well documented. The three popular plugins are concatenation, minification, and uglify. The registertask for default will run clean, jshint, and uglify in that order when typing grunt into the command line. Grunt minify javascript file using uglify plugin grunt. Using frontend technologies like node, grunt, and sass. We can load grunt plugin using loadnpmtasks function by specifying the pluginname like below. Were going to install the uglify plugin and minify the file to codeletadmin. For example, gruntcontribuglify refers to a plugin that combines all of our javascript into a single, minified and thus fastloading file. Using grunt with java and maven to automate javascript tasks. Gruntjs, organize, compile and minimize your javascript. Once youre familiar with that process, you may install this plugin with this command. In the following gruntfile, project metadata is imported into the grunt config from the projects package. Preparazione dellapplicazione preparing the application.
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