ionic-framework/js/ext/simple/toggle.js

(function(ionic) {

  ionic.registerComponent({

    isComponent: function(el) {
      // this is a Toggle component if it has a "toggle" classname
      return el.classList.contains("toggle");
    },

    init: function(el) {
      if(!el) { return; }

      // check if we've already created a Toggle instance for this element
      if(!el.component) {

        // find all the required elements that make up a toggle
        var opts = { 
          el: el,
          checkbox: el.querySelector("input[type='checkbox']"),
          handle: el.querySelector(".handle")
        };

        // validate its a well formed toggle with the required pieces
        if(!opts.checkbox || !opts.handle) return;

        // initialize an instance of a Toggle
        el.component = new ionic.views.Toggle(opts);
      }

      return el.component;
    }

  });

})(ionic);