{
    "$schema": "https://json-schema.org/draft/2020-12/schema",
    "$id": "https://www.espocrm.com/schema/metadata/app/regExpPatterns.json",
    "title": "app/regExpPatterns",
    "description": "Predefined regular expression patterns. Predefined patterns can be used for field validation.",
    "type": "object",
    "additionalProperties": {
        "type": "object",
        "description": "A pattern name.",
        "properties": {
            "pattern": {
                "type": "string",
                "description": "A regular expression pattern."
            },
            "isSystem": {
                "type": "boolean",
                "description": "If true, the pattern won't be available when defining a validation for a field."
            }
        }
    }
}