71             Err(Reject)  in parse()
104                     Err(Reject) => return s,  in skip_whitespace()
129         return Err(Reject);  in block_comment()
151     Err(Reject)  in block_comment()
161         Some(ch) if is_ident_continue(ch) => Err(Reject),  in word_break()
191                     return Err(LexError {  in token_stream()
196                 Some(_frame) => return Err(LexError { span: Span {} }),  in token_stream()
220                 None => return Err(lex_error(input)),  in token_stream()
226                 return Err(lex_error(input));  in token_stream()
241                 Err(Reject) => return Err(lex_error(input)),  in token_stream()
281         Err(Reject)  in leaf_token()
292         Err(Reject)  in ident()
311         "_" | "super" | "self" | "Self" | "crate" => return Err(Reject),  in ident_any()
325         _ => return Err(Reject),  in ident_not_raw()
361         Err(Reject)  in literal_nocapture()
368         Err(Reject) => input,  in literal_suffix()
378         Err(Reject)  in string()
413     Err(Reject)  in cooked_string()
432     Err(Reject)  in raw_string()
441         Err(Reject)  in byte_string()
473     Err(Reject)  in cooked_byte_string()
482                     return Err(Reject);  in delimiter_of_raw_string()
490     Err(Reject)  in delimiter_of_raw_string()
513     Err(Reject)  in raw_byte_string()
522         Err(Reject)  in c_string()
543     Err(Reject)  in raw_c_string()
580     Err(Reject)  in cooked_c_string()
595         return Err(Reject);  in byte()
599         return Err(Reject);  in byte()
618         return Err(Reject);  in character()
630                 _ => return Err(Reject),
632             None => return Err(Reject),
662         Err(Reject)  in backslash_x_nonzero()
691     Err(Reject)  in backslash_u()
698             return Err(Reject);  in trailing_backslash()
708             None => return Err(Reject),  in trailing_backslash()
727         _ => return Err(Reject),  in float_digits()
748                     return Err(Reject);  in float_digits()
764         return Err(Reject);  in float_digits()
771             Err(Reject)  in float_digits()
839                     return Err(Reject);  in digits()
856                     return Err(Reject);  in digits()
867         Err(Reject)  in digits()
880             Err(Reject)  in punct()
887             Err(Reject) => Spacing::Alone,  in punct()
896         return Err(Reject);  in punct_char()
903             return Err(Reject);  in punct_char()
910         Err(Reject)  in punct_char()
930             return Err(Reject);  in doc_comment()
973             return Err(Reject);  in doc_comment_contents()
981         Err(Reject)  in doc_comment_contents()