o i @sdZddlmZddlZddlZddlmZddlmZm Z ddl m Z Gddde Z Gd d d eZeGd d d Zid ddddddddddddddddddd d!d"d#d$d%d&d'd(d)d*d+d,d-d.Zejd/d0d1eDejd2Zd9d7d8ZdS):zTokenize an assembly file) annotationsN) dataclass)Enumauto) Generatorcs"eZdZdZdfdd ZZS) TokErrorzFound an invalid tokenbad_tokstrreturnNonecs||_tdS)N)rsuper__init__)selfr __class__j/home/gtoal/gtoal.com/languages/algol60/new-unicode-parser/lang/c/tests4/test_framework/parser/tokenize.pyr szTokError.__init__)rr r r )__name__ __module__ __qualname____doc__r __classcell__rrrrr src@sfeZdZeZeZeZeZeZeZ eZ eZ eZ eZ eZeZeZeZeZdS)TokTypeN)rrrrCOMMA OPEN_PAREN CLOSE_PAREN PLUS_SIGN MINUS_SIGNCOLONPERCENTDOLLARATSTAR SEMICOLONNEWLINESYMBOLINTSTRING_LITERALrrrrrs  rc@seZdZUded<ded<dS)Tokenrtok_typer tok_strN)rrr__annotations__rrrrr((s  r(r&z([0-9]+|0x[0-9a-f]+)\br%z [\w.][\w.$]*r'z"([^"\\\n]|\\.)*"r,rz\(rz\)rz\+r-r:r%r z\$r!@r"z\*r#;r$z\nSKIPz(#.*)|[ \r\t\f\v]ERROR.|ccs&|]\}}d|d|dVqdS)z(?P<>)Nr).0r)patternrrr Os$r:)flags input_file io.TextIOBaser Generator[Token, None, None]ccsp|D]2}tt|D])}|j}|}|durtd||dkr't||dkr,q tt||Vq qdS)aConvert file object to token generator Also perform preprocessing: remove extra whitespace and comments Adapted from https://docs.python.org/3/library/re.html#writing-a-tokenizer NOTE #1: does not support for non-ASCII Unicode characters NOTE #2: doesn't lex floats correctly (e.g. will parse .100 as a symbol and 100.0 as multiple tokens) This is okay because these contents only appear in directives, which we don't care about NzIInternal error: didn't match any token regex, including error. Bad line: r3r2)refinditer TOKEN_PATTERN lastgroupgrouprr(r)r<linerecognized_tokr) tok_valuerrrtokenizeTs$ rG)r<r=r r>)r __future__rior? dataclassesrenumrrtypingr RuntimeErrorrrr(TOKENScompilejoinitems IGNORECASErArGrrrrsf