114         pub by_ref: Option<Token![ref]>,
115         pub mutability: Option<Token![mut]>,
117         pub subpat: Option<(Token![@], Box<Pat>)>,
126         pub leading_vert: Option<Token![|]>,
127         pub cases: Punctuated<Pat, Token![|]>,
146         pub and_token: Token![&],
147         pub mutability: Option<Token![mut]>,
157         pub dot2_token: Token![..],
167         pub elems: Punctuated<Pat, Token![,]>,
179         pub fields: Punctuated<FieldPat, Token![,]>,
190         pub elems: Punctuated<Pat, Token![,]>,
202         pub elems: Punctuated<Pat, Token![,]>,
212         pub colon_token: Token![:],
222         pub underscore_token: Token![_],
235         pub colon_token: Option<Token![:]>,
293                 && (input.peek2(Token![::])  in parse_single()
294                     || input.peek2(Token![!])  in parse_single()
297                     || input.peek2(Token![..]))  in parse_single()
298                 || input.peek(Token![self]) && input.peek2(Token![::])  in parse_single()
299                 || lookahead.peek(Token![::])  in parse_single()
300                 || lookahead.peek(Token![<])  in parse_single()
301                 || input.peek(Token![Self])  in parse_single()
302                 || input.peek(Token![super])  in parse_single()
303                 || input.peek(Token![crate])  in parse_single()
306             } else if lookahead.peek(Token![_]) {  in parse_single()
308             } else if input.peek(Token![box]) {  in parse_single()
310             } else if input.peek(Token![-]) || lookahead.peek(Lit) || lookahead.peek(Token![const])  in parse_single()
313             } else if lookahead.peek(Token![ref])  in parse_single()
314                 || lookahead.peek(Token![mut])  in parse_single()
315                 || input.peek(Token![self])  in parse_single()
319             } else if lookahead.peek(Token![&]) {  in parse_single()
325             } else if lookahead.peek(Token![..]) && !input.peek(Token![...]) {  in parse_single()
327             } else if lookahead.peek(Token![const]) {  in parse_single()
382             let leading_vert: Option<Token![|]> = input.parse()?;  in parse_multi_with_leading_vert()
399     fn multi_pat_impl(input: ParseStream, leading_vert: Option<Token![|]>) -> Result<Pat> {  in multi_pat_impl()
402             || input.peek(Token![|]) && !input.peek(Token![||]) && !input.peek(Token![|=])  in multi_pat_impl()
406             while input.peek(Token![|]) && !input.peek(Token![||]) && !input.peek(Token![|=]) {  in multi_pat_impl()
426             && input.peek(Token![!])  in pat_path_or_macro_or_struct_or_range()
427             && !input.peek(Token![!=])  in pat_path_or_macro_or_struct_or_range()
430             let bang_token: Token![!] = input.parse()?;  in pat_path_or_macro_or_struct_or_range()
447         } else if input.peek(Token![..]) {  in pat_path_or_macro_or_struct_or_range()
466         input.parse::<Token![box]>()?;  in pat_box()
477                 if input.peek(Token![self]) {  in pat_ident()
484                 if input.peek(Token![@]) {  in pat_ident()
485                     let at_token: Token![@] = input.parse()?;  in pat_ident()
531             if content.peek(Token![..]) {  in pat_struct()
544             let punct: Token![,] = content.parse()?;  in pat_struct()
560         let boxed: Option<Token![box]> = input.parse()?;  in field_pat()
561         let by_ref: Option<Token![ref]> = input.parse()?;  in field_pat()
562         let mutability: Option<Token![mut]> = input.parse()?;  in field_pat()
570         if boxed.is_none() && by_ref.is_none() && mutability.is_none() && input.peek(Token![:])  in field_pat()
686         if input.peek(Token![..]) {  in pat_lit_or_range()
730             || input.peek(Token![|])  in pat_range_bound()
731             || input.peek(Token![=])  in pat_range_bound()
732             || input.peek(Token![:]) && !input.peek(Token![::])  in pat_range_bound()
733             || input.peek(Token![,])  in pat_range_bound()
734             || input.peek(Token![;])  in pat_range_bound()
735             || input.peek(Token![if])  in pat_range_bound()
744             || lookahead.peek(Token![::])  in pat_range_bound()
745             || lookahead.peek(Token![<])  in pat_range_bound()
746             || lookahead.peek(Token![self])  in pat_range_bound()
747             || lookahead.peek(Token![Self])  in pat_range_bound()
748             || lookahead.peek(Token![super])  in pat_range_bound()
749             || lookahead.peek(Token![crate])  in pat_range_bound()
752         } else if lookahead.peek(Token![const]) {  in pat_range_bound()
798         input.parse::<Token![const]>()?;  in pat_const()
891                     <Token![,]>::default().to_tokens(tokens);  in to_tokens()
911                     <Token![,]>::default().to_tokens(tokens);  in to_tokens()