{%- if "chapter,post,page" contains page.layout -%} {%- if site.theme_setting.code or page.code -%} {%- endif -%} {%- if site.theme_setting.math or page.math -%} {%- endif -%} {%- if site.theme_setting.mermaid or page.mermaid -%} {%- endif -%} {%- endif -%}