{% macro score(value) -%}
  {%- if value is none -%}
    <span class="muted">n/a</span>
  {%- else -%}
    {%- set pct = (value * 100) -%}
    <span class="rate {% if pct >= 80 %}ok{% elif pct >= 50 %}warn{% else %}bad{% endif %}">{{ '%.3f'|format(value) }}</span>
  {%- endif -%}
{%- endmacro %}

{% macro rate(value) -%}
  {%- if value is none -%}
    <span class="muted">n/a</span>
  {%- else -%}
    {%- set pct = (value * 100) -%}
    <span class="rate {% if pct >= 95 %}ok{% elif pct >= 75 %}warn{% else %}bad{% endif %}">{{ '%.1f'|format(pct) }}%</span>
  {%- endif -%}
{%- endmacro %}