{% assign ext = include.src | slice: -4, 4 %}{% assign large = '@1600' | append: ext %}{% assign medium = '@1000' | append: ext %}{% assign largeImg = include.src | replace: ext, large %}{% assign mediumImg = include.src | replace: ext, medium %}{% if include.class contains 'img-half' or include.class contains 'img-thirds' or include.class contains 'img-fourths' or include.class contains 'img-wide' or include.class contains 'img-tall' or include.class contains 'img-split-wide' or include.class contains 'img-split-tall' %}{% assign largeImg = mediumImg %}{% endif %} {% if mediumImg != largeImg %} {% endif %} {{include.alt}}