--- # use liquid tags and filters to remove non-license comments and blank lines outside of
tags
# simplified from jekyll-compress-html: https://github.com/penibelst/jekyll-compress-html
---
{% capture _LINE_FEED %}
{% endcapture %}
{%- capture _content -%}{{- content -}}{%- endcapture -%}
{% comment %} Remove unimportant comments {% endcomment %}
{% comment %} Use for important comments that should not be stripped {% endcomment %}
{%- assign _comments = "" | split: "|" -%}
{%- capture _comment_befores -%}.{{ _content }}{%- endcapture -%}
{%- assign _comment_befores = _comment_befores | split: _comments.first -%}
{%- for _comment_before in _comment_befores -%}
{%- if forloop.first -%}{% continue %}{%- endif -%}
{%- capture _comment_outside -%}
{% if _carry %}{{ _comments.first }}{% endif %}{{ _comment_before }}
{%- endcapture -%}
{%- capture _comment -%}
{%- unless _carry -%}{{ _comments.first }}{%- endunless -%}
{{ _comment_outside | split: _comments.last | first }}
{%- if _comment_outside contains _comments.last -%}
{{ _comments.last }}
{%- assign _carry = false -%}
{%- else -%}
{%- assign _carry = true -%}
{%- endif -%}
{%- endcapture -%}
{%- assign _content = _content | remove_first: _comment -%}
{%- endfor -%}
{% comment %} Remove blank lines outside of pre blocks {% endcomment %}
{%- assign _pre_befores = _content | split: "" -%}
{%- assign _pres_after = "" -%}
{%- unless _pres.size == 0 -%}
{%- assign _lines = _pres.last | split: _LINE_FEED -%}
{%- capture _pres_content -%}{% for _line in _lines %}{%- assign _trimmed = _line | split: " " | join: " " -%}{% if _trimmed != empty or forloop.last %}{% unless forloop.first %}{{ _LINE_FEED }}{% endunless %}{{ _line }}{% endif %}{% endfor %}{%- endcapture -%}
{%- assign _pres_after = _pres_content -%}
{%- endunless -%}
{%- capture _content -%}
{{- _content -}}
{%- if _pre_before contains "" %}{%- endif -%}
{%- unless _pre_before contains "" and _pres.size == 1 %}{{ _pres_after }}{%- endunless -%}
{%- endcapture -%}
{%- endfor -%}
{{- _content -}}