test/lanes-sign.template

        "style:sign@": {
            "_": "{% set lane_forward = backward_lanes < @ %}{% set lane_turn = turn_lanes[@ - 1]|split(';') %}",
            "width": "0",
            "pattern0": "dash",
            "pattern0-repeat": "30m",
            "pattern0-pixelSize": "3m",
            "pattern0-offset": "15.0m",
            "pattern0-path-color": "white",
            "pattern0-path-width": "0.3m",
            "pattern0-lineOffset": "{{ lanes_width / -2 + @ * 3 - 1.5 }}m",
            "patternThrough": "{% if 'through' in lane_turn or 'none' in lane_turn or '' in lane_turn %}arrowHead{% endif %}",
            "patternThrough-repeat": "30m",
            "patternThrough-offset": "{{ lane_forward ? '17m' : '12m' }}",
            "patternThrough-polygon": "true",
            "patternThrough-angleCorrection": "{{ lane_forward ? 0 : 180 }}",
            "patternThrough-pixelSize": "1.2m",
            "patternThrough-path-color": "white",
            "patternThrough-path-width": "0",
            "patternThrough-path-fillOpacity": "1",
            "patternThrough-lineOffset": "{{ lanes_width / -2 + @ * 3 - 1.5 }}m",
            "patternLeft": "{% if 'left' in lane_turn %}arrowHead{% endif %}",
            "patternLeft-repeat": "30m",
            "patternLeft-offset": "{{ 15 + (lane_forward ? 1 : -1) * (2 - ('through' in lane_turn ? 2 : 0)) }}m",
            "patternLeft-polygon": "true",
            "patternLeft-angleCorrection": "{{ lane_forward ? -90 : 90 }}",
            "patternLeft-pixelSize": "1.2m",
            "patternLeft-path-color": "white",
            "patternLeft-path-width": "0",
            "patternLeft-path-fillOpacity": "1",
            "patternLeft-lineOffset": "{{ lanes_width / -2 + @ * 3 - 1.5 + (lane_forward ? -1.25 : 1.25) }}m",
            "patternSlightLeft": "{% if 'slight_left' in lane_turn %}arrowHead{% endif %}",
            "patternSlightLeft-repeat": "30m",
            "patternSlightLeft-offset": "{{ 15 + (lane_forward ? 1 : -1) * (2 - ('through' in lane_turn ? 2 : 0)) }}m",
            "patternSlightLeft-polygon": "true",
            "patternSlightLeft-angleCorrection": "{{ lane_forward ? -45 : 45 }}",
            "patternSlightLeft-pixelSize": "1.2m",
            "patternSlightLeft-path-color": "white",
            "patternSlightLeft-path-width": "0",
            "patternSlightLeft-path-fillOpacity": "1",
            "patternSlightLeft-lineOffset": "{{ lanes_width / -2 + @ * 3 - 1.5 + (lane_forward ? -0.75 : 0.75) }}m",
            "patternRight": "{% if 'right' in lane_turn %}arrowHead{% endif %}",
            "patternRight-repeat": "30m",
            "patternRight-offset": "{{ 15 + (lane_forward ? 1 : -1) * (2 - ('through' in lane_turn or 'slight_left' in lane_turn or 'slight_right' in lane_turn ? 2 : 0)) }}m",
            "patternRight-polygon": "true",
            "patternRight-angleCorrection": "{{ lane_forward ? 90 : -90 }}",
            "patternRight-pixelSize": "1.2m",
            "patternRight-path-color": "white",
            "patternRight-path-width": "0",
            "patternRight-path-fillOpacity": "1",
            "patternRight-lineOffset": "{{ lanes_width / -2 + @ * 3 - 1.5 + (lane_forward ? 1.25 : -1.25) }}m",
            "patternSlightRight": "{% if 'slight_right' in lane_turn %}arrowHead{% endif %}",
            "patternSlightRight-repeat": "30m",
            "patternSlightRight-offset": "{{ 15 + (lane_forward ? 1 : -1) * (2 - ('through' in lane_turn ? 2 : 0)) }}m",
            "patternSlightRight-polygon": "true",
            "patternSlightRight-angleCorrection": "{{ lane_forward ? 45 : -45 }}",
            "patternSlightRight-pixelSize": "1.2m",
            "patternSlightRight-path-color": "white",
            "patternSlightRight-path-width": "0",
            "patternSlightRight-path-fillOpacity": "1",
            "patternSlightRight-lineOffset": "{{ lanes_width / -2 + @ * 3 - 1.5 + (lane_forward ? 0.75 : -0.75) }}m"
        }