dioxus-mirror/packages/rsx/src/errors.rs

macro_rules! missing_trailing_comma {
    ($span:expr) => {
        return Err(syn::Error::new($span, "missing trailing comma"));
    };
}

macro_rules! attr_after_element {
    ($span:expr) => {
        return Err(syn::Error::new($span, "expected element\n  = help move the attribute above all the children and text elements"));
    };
}

macro_rules! component_path_cannot_have_arguments {
    ($span:expr) => {
        return Err(Error::new(
            $span,
            "expected a path without arguments\n  = try remove the path arguments",
        ));
    };
}

macro_rules! invalid_component_path {
    ($span:expr) => {
        return Err(Error::new($span, "Invalid component path syntax"));
    };
}

macro_rules! invalid_key {
    ($_key:ident) => {
        let val = $_key.to_static().unwrap();
        return Err(syn::Error::new(
            $_key.span(),
            format!("Element keys must be a dynamic value. Considering using `key: {{{val}}}` instead.\nStatic keys will result in every element using the same key which will cause rendering issues or panics."),
        ));
    };
}