govuk-frontend/dist/govuk/components/error-message/macro-options.json

GOV.UK Frontend contains the code you need to start building a user interface for government platforms and services.

[
    {
        "name": "text",
        "type": "string",
        "required": true,
        "description": "If `html` is set, this is not required. Text to use within the error message. If `html` is provided, the `text` option will be ignored."
    },
    {
        "name": "html",
        "type": "string",
        "required": true,
        "description": "If `text` is set, this is not required. HTML to use within the error message. If `html` is provided, the `text` option will be ignored."
    },
    {
        "name": "id",
        "type": "string",
        "required": false,
        "description": "ID attribute to add to the error message `<p>` tag."
    },
    {
        "name": "classes",
        "type": "string",
        "required": false,
        "description": "Classes to add to the error message `<p>` tag."
    },
    {
        "name": "attributes",
        "type": "object",
        "required": false,
        "description": "HTML attributes (for example data attributes) to add to the error message `<p>` tag."
    },
    {
        "name": "visuallyHiddenText",
        "type": "string",
        "required": false,
        "description": "A visually hidden prefix used before the error message. Defaults to `\"Error\"`."
    }
]