395             if lookahead.peek(Ident)  in parse()
406                                 ahead.is_empty() || ahead.peek(Token![,])  in parse()
409                 || input.peek(Token![self]) && input.peek2(Token![::])  in parse()
410                 || lookahead.peek(Token![::])  in parse()
411                 || lookahead.peek(Token![<])  in parse()
412                 || input.peek(Token![Self])  in parse()
413                 || input.peek(Token![super])  in parse()
414                 || input.peek(Token![extern])  in parse()
415                 || input.peek(Token![crate])  in parse()
418             } else if lookahead.peek(Token![_]) {  in parse()
420             } else if input.peek(Token![box]) {  in parse()
422             } else if input.peek(Token![-]) || lookahead.peek(Lit) {  in parse()
424             } else if lookahead.peek(Token![ref])  in parse()
425                 || lookahead.peek(Token![mut])  in parse()
426                 || input.peek(Token![self])  in parse()
427                 || input.peek(Ident)  in parse()
430             } else if lookahead.peek(Token![&]) {  in parse()
432             } else if lookahead.peek(token::Paren) {  in parse()
434             } else if lookahead.peek(token::Bracket) {  in parse()
436             } else if lookahead.peek(Token![..]) && !input.peek(Token![...]) {  in parse()
447         if input.peek(Token![..]) {  in pat_path_or_macro_or_struct_or_range()
459         if input.peek(Token![!]) && !input.peek(Token![!=]) {  in pat_path_or_macro_or_struct_or_range()
485         if input.peek(token::Brace) {  in pat_path_or_macro_or_struct_or_range()
487         } else if input.peek(token::Paren) {  in pat_path_or_macro_or_struct_or_range()
489         } else if input.peek(Token![..]) {  in pat_path_or_macro_or_struct_or_range()
522                 if input.peek(Token![@]) {  in pat_ident()
546         while !content.is_empty() && !content.peek(Token![..]) {  in pat_struct()
549             if !content.peek(Token![,]) {  in pat_struct()
556         let dot2_token = if fields.empty_or_trailing() && content.peek(Token![..]) {  in pat_struct()
587         if boxed.is_none() && by_ref.is_none() && mutability.is_none() && input.peek(Token![:])  in field_pat()
673         if input.peek(Token![..]) {  in pat_lit_or_range()
692         let expr = if lookahead.peek(Lit) {  in pat_lit_expr()
694         } else if lookahead.peek(Ident)  in pat_lit_expr()
695             || lookahead.peek(Token![::])  in pat_lit_expr()
696             || lookahead.peek(Token![<])  in pat_lit_expr()
697             || lookahead.peek(Token![self])  in pat_lit_expr()
698             || lookahead.peek(Token![Self])  in pat_lit_expr()
699             || lookahead.peek(Token![super])  in pat_lit_expr()
700             || lookahead.peek(Token![extern])  in pat_lit_expr()
701             || lookahead.peek(Token![crate])  in pat_lit_expr()