config.json

{
    "mode": "all",
    "autoStart": false,
    "refreshRate": 100,
    "elements":
    [{
        "name": "space",
        "enabled": true,
        "pattern": "\\s",
        "style": {
            "borderWidth": "1px",
            "borderRadius": "2px",
            "borderStyle": "solid",
            "light": {
                "backgroundColor": "rgba(58, 70, 101, 0.3)",
                "borderColor": "rgba(58, 70, 101, 0.4)"
            },
            "dark": {
                "backgroundColor": "rgba(117, 141, 203, 0.3)",
                "borderColor": "rgba(117, 141, 203, 0.4)"
            }
        }
    },{
        "name": "tab",
        "enabled": true,
        "pattern": "\\t",
        "style": {
            "borderWidth": "1px",
            "borderRadius": "2px",
            "borderStyle": "solid",
            "light": {
                "backgroundColor": "rgba(170, 53, 53, 0.3)",
                "borderColor": "rgba(170, 53, 53, 0.4)"
            },
            "dark": {
                "backgroundColor": "rgba(223, 97, 97, 0.3)",
                "borderColor": "rgba(223, 97, 97, 0.4)"
            }
        }
    },{
        "name": "newline",
        "enabled": true,
        "pattern": "\\n",
        "style": {
            "borderWidth": "1px",
            "borderRadius": "2px",
            "borderStyle": "solid",
            "light": {
                "borderColor": "rgba(38, 150, 38, 0.3)"
            },
            "dark": {
                "borderColor": "rgba(85, 215, 85, 0.4)"
            }
        }
    },{
        "name": "trailing",
        "enabled": false,
        "pattern": "[^\\S\\r\\n]+$",
        "style": {
            "borderWidth": "1px",
            "borderRadius": "2px",
            "borderStyle": "solid",
            "light": {
                "backgroundColor": "rgba(58, 70, 101, 0.3)",
                "borderColor": "rgba(58, 70, 101, 0.4)"
            },
            "dark": {
                "backgroundColor": "rgba(117, 141, 203, 0.3)",
                "borderColor": "rgba(117, 141, 203, 0.4)"
            }
        }
    }]
}