Snippet of code using Grunt to Generate .war file to deploy on any Tomcat server

grunt-war.js

// Save this snippet as grunt-war.js and run with  "grunt --gruntfile grunt-war.js war" at the command line. 
// Assumes simple layout: 
// -project 
// --build  (The folder where the generated grunt-magic.war file will go) 
// --src    (all the source code, html, etc) 
// --- index.html (The file name must match up with the webxml_welcome: property below) 
module.exports = function ( grunt ) {
    grunt.loadNpmTasks( 'grunt-war' );
 
    var taskConfig = {
        war: {
            target: {
                options: {
                    war_verbose: true,
                    war_dist_folder: 'build',           // Folder path seperator added at runtime. 
                    war_name: 'grunt-magic',            // .war will be appended if omitted 
                    webxml_welcome: 'index.html',
                    webxml_display_name: 'Grunt WAR'
                },
                files: [
                    {
                        expand: true,
                        cwd: 'src',                     //working folder which contains html , js or etc files. for example "app" or "src" folder. In most cases its app or src only.
                        src: ['**'],
                        dest: ''
                    }
                ]
            }
        }
    };
 
    grunt.initConfig( taskConfig );
};


// Note    
// You can directly embedd the war task in grunt.initConfig too. as shown below -  

grunt.loadNpmTasks('grunt-war');
 
grunt.initConfig({
 
      /*
       * Build a WAR (web archive) without Maven or the JVM installed.
       */
      war: {
        target: {
          options: {
            war_dist_folder: '<%= build_dir %>',                    //In this way , its create folder in main C drive, if you have projetc created there. Not insed the project folder, so make sure you have admin rights to create folder in that location.
            war_name: 'grunt-magic',
            webxml_welcome: 'index.html',
            webxml_display_name: 'Grunt WAR',
            webxml_mime_mapping: [ { extension: 'woff', mime_type: 'application/font-woff' } ]
          },
          files: [
            {
              expand: true,
              cwd: 'src',
              src: ['**'],
              dest: ''
            }
          ]
        }
      }
});