5     parse::{Parse, ParseStream},
18 pub enum Url {  enum
23 impl Parse for Url {  implementation
24     fn parse(input: ParseStream) -> syn::Result<Self> {  in parse()  method
25         let ident = input.parse::<syn::Ident>()?;  in parse()
26         if ident == "url" {  in parse()
32                     let fmt = content.parse()?;  in parse()
43                     Ok(Url::Display(display))  in parse()
45                     let option = content.parse::<syn::Ident>()?;  in parse()
47                         Ok(Url::DocsRs)  in parse()
49 …Err(syn::Error::new(option.span(), "Invalid argument to url() sub-attribute. It must be either a s…  in parse()
53                 input.parse::<Token![=]>()?;  in parse()
54                 Ok(Url::Display(Display {  in parse()
55                     fmt: input.parse()?,  in parse()
61             Err(syn::Error::new(ident.span(), "not a url"))  in parse()
66 impl Url {  impl
70     ) -> Option<TokenStream> {  in gen_enum()
73             WhichFn::Url,  in gen_enum()
74             |ident, fields, DiagnosticConcreteArgs { url, .. }| {  in gen_enum()
75                 let (pat, fmt, args) = match url.as_ref()? {  in gen_enum()
77                     Url::Display(display) => {  in gen_enum()
82                     Url::DocsRs => {  in gen_enum()
90                             crate_name="miette-derive",  in gen_enum()
92                             mod_name="miette-derive".replace('-', "_"),  in gen_enum()
109     ) -> Option<TokenStream> {  in gen_struct()
111             Url::Display(display) => {  in gen_struct()
116             Url::DocsRs => {  in gen_struct()
123                     crate_name="miette-derive",  in gen_struct()
125                     mod_name="miette-derive".replace('-', "_"),  in gen_struct()
132             fn url(&self) -> std::option::Option<std::boxed::Box<dyn std::fmt::Display + '_>> {  in gen_struct()