test/swimming_pools_access.json

{
    "type": "overpass",
    "name": {
        "en": "Swimming Pools (Public/Private)"
    },
    "query": {
        "14": "nwr[leisure=swimming_pool]"
    },
    "feature": {
        "pre": [
            "{% if tags.access %}",
            "{% set color = const[tags.access]|default('#7f7f7f') %}",
            "{% else %}",
            "{% set color = '#ffffff' %}",
            "{% endif %}"
        ],
        "description": "{{ tags.access|default('no value') }}",
        "markerSymbol": "{{ markerPointer({fillColor:color})|raw }}",
        "listMarkerSymbol": "{{ markerCircle({fillColor:color})|raw }}"
    },
    "info": [
        "<table>",
        "{% for value, color in const %}",
        "  <tr>",
        "    <td>{{ markerCircle({fillColor:color})|raw }}</td>",
        "    <td>{{ value }}</td>",
        "  </tr>",
        "{% endfor %}",
        "  <tr>",
        "    <td>{{ markerCircle({\"fillColor\":\"#7f7f7f\"})|raw }}</td>",
        "    <td>other value</td>",
        "  </tr>",
        "  <tr>",
        "    <td>{{ markerCircle({\"fillColor\":\"#ffffff\"})|raw }}</td>",
        "    <td>no access-tag</td>",
        "  </tr>",
        "</table>"
    ],
    "const": {
        "public": "#00af00",
        "yes": "#00af00",
        "permissive": "#afcf00",
        "private": "#af0000"
    }
}