Method parse

validify_derive/src/lib.rs:271–292

(input: syn::parse::ParseStream)

impl Parse for SchemaErr {
    fn parse(input: syn::parse::ParseStream) -> syn::Result<Self> {
        let code = input.parse()?;

        if input.peek(Token![,]) {
            input.parse::<Token![,]>()?;
        }

        if input.is_empty() {
            return Ok(SchemaErr {
                code,
                message: None,
            });
        }

        let message = input.parse()?;

        if input.peek(Token![,]) {
            input.parse::<Token![,]>()?;
        }

        Ok(SchemaErr { code, message })
    }
}

/// Designed to be used with the [schema_validation] macro. Used for ergonomic custom error handling.