Gulp with immutable-di for data connection

gulp-di.js

/* eslint-disable */
var gulp = require('gulp');

var Facet = require('immutable-di/define').Facet;
var Container = require('immutable-di');
var NativeCursor = require('immutable-di/cursors/native');
var Setter = require('immutable-di/define').Setter;


var cursor = new NativeCursor({
	tis: {
		a: 1,
		b: 2
	}
})

var container = new Container(cursor)

var DI = function (state) {
	this._state = state;
}

DI.prototype.wire = function (facetData, fn) {
	var state = this._state;
	return function (cb) {
		var facet = Facet(facetData)(function (data) {
			fn(data, cb);
		});
		state.get(facet);
	}
};

var di = new DI(container);

gulp.task('one', di.wire({
	ac: ['tis', 'a'],
	setA: Setter(['tis', 'a'])
}, function (data, cb) {
	console.log('data:', data);
	data.setA(4);
	cb();
}));

gulp.task('two', ['one'], di.wire({
	doc: ['tis', 'a']
}, function (data, cb) {
	console.log('doc:', data.doc);
}));