{
    "patterns": {

        // Simple rule "regexp": "scope"
        "[ \t]+$": "invalid.trailing",

        // Using captures
        "^ +(\t+)|^\t+( +)": {
            // Scope for capture 1
            "1": "invalid.indentation.tab-in-space",
            // Scope for capture 2
            "2": "invalid.indentation.space-in-tab"
            // Order or holes do not matter
        },

        "\\{\\{[^\\}]+\\}\\}": {
            // Only for html
            "parent": ["text.html"],

            // Without using capture
            "scope": "string.regexp.template"
        },

        // Using custom scope
        "[a-fA-F0-9]{4} [a-fA-F0-9]{2,4}": {
            "parent": ["text.plain"],

            "scope": "juloo.hex.group"
        }
    }
}