gistfile1.js

var calc_item_cost = function (item) {
    'use strict';
    var price = item.price;
    if (item.modifiers) {
	var modifiersCost = item.modifiers.reduce(function (totalModifierCost, modifier, index, array) {
	    return totalModifierCost + calc_modifier_cost(modifier);
	}, 0);
	return price + modifiersCost;
    }
    return price;
};

//---------js lint error
/*

Error:

Problem at line 5 character 9: Combine this with the previous 'var' statement.

var modifiersCost = item.modifiers.reduce(function (totalModifierCost, modif...



*/