src/includes/suggestions.js
function () {
        var that = this,
            parentInstance = that.getParentInstance(),
            parentValue = parentInstance && parentInstance.extendedCurrentValue(),
            currentValue = $.trim(that.el.val());

        return utils.compact([parentValue, currentValue]).join(' ');
    }
function () {
        var that = this,
            parentInstance = that.getParentInstance(),
            parentValue = parentInstance && parentInstance.extendedCurrentValue(),
            currentValue = $.trim(that.el.val());

        return utils.compact([parentValue, currentValue]).join(' ');
    }
function ( ) { var that = this , parentInstance = that . getParentInstance ( ) , parentValue = parentInstance && parentInstance . extendedCurrentValue ( ) , currentValue = $ . trim ( that . el . val ( ) ) ; return utils . compact ( [ parentValue , currentValue ] ) . join ( ' ' ) ; }
Querying related methods 
Looks up parent instances
@returns {String} current value prepended by parents' values
Querying related methods Looks up parent instances