{%- if site.debug.compress == false -%}

{{ content }}

{%- else -%}

{%- assign items = content | split: "<pre" -%}
{%- for item in items -%}
    {%- assign block = item | split: "</pre>" -%}
    {%- assign block_after = block.last | split: " " | join: " " -%}
    {%- if block.size == 1 -%}
        {{ block_after }}
    {%- else -%}
        <pre{{ block.first }}</pre>{{ block_after }}
    {%- endif -%}
{%- endfor -%}

{%- endif -%}