Creates a new anonymous function that when called, returns a new gulp-if pipe.

lazygulpif.js

// This returns an anonymous function that returns a new gulp-if pipe
// https://github.com/OverZealous/lazypipe#using-with-more-complex-function-arguments-such-as-gulp-if
function lazygulpif( condition, pipeFunction, args ) {
    args = ! args ? [] : args;
    args = args.constructor === Array ? args : [ args ];

    return function() {
        return gulpif( condition, pipeFunction.apply( this, args ) );
    };
}

// If else version
function lazygulpifelse( condition,
                         pipeFunction1,
                         pipeFunction2,
                         args1,
                         args2 ) {
    args1 = ! args1 ? [] : args1;
    args2 = ! args2 ? [] : args2;
    args1 = args1.constructor === Array ? args1 : [ args1 ];
    args2 = args2.constructor === Array ? args2 : [ args2 ];

    return function() {
        return gulpif( condition,
                       pipeFunction1.apply( this, args1 ),
                       pipeFunction2.apply( this, args2 ) );
    };
}