B äxác9ã@sVdZddlZe d¡jZe d¡jZe d¡Ze d¡Ze d¡Z[Gdd „d ƒZ dS) zÎShared support for scanning document type declarations in HTML and XHTML. This module is used as a foundation for the html.parser module. It has no documented public API and should not be used directly. éNz[a-zA-Z][-_.a-zA-Z0-9]*\s*z(\'[^\']*\'|"[^"]*")\s*z--\s*>z ]\s*]\s*>z]\s*>c@seZdZdZdd„Zdd„Zdd„Zdd „Zd d „Zd Z d d„Z d#dd„Z d$dd„Z dd„Z dd„Zdd„Zdd„Zdd„Zdd„Zd d!„Zd"S)%Ú ParserBaseziParser base class which provides some common support methods used by the SGML/HTML and XHTML parsers.cCs|jtkrtdƒ‚dS)Nz)_markupbase.ParserBase must be subclassed)Ú __class__rÚ RuntimeError)Úself©rú0/opt/alt/python37/lib64/python3.7/_markupbase.pyÚ__init__s zParserBase.__init__cCs tdƒ‚dS)Nz.subclasses of ParserBase must override error())ÚNotImplementedError)rÚmessagerrrÚerror szParserBase.errorcCsd|_d|_dS)Nér)ÚlinenoÚoffset)rrrrÚreset$szParserBase.resetcCs |j|jfS)z&Return current line number and offset.)r r)rrrrÚgetpos(szParserBase.getposcCsb||kr |S|j}| d||¡}|rN|j||_| d||¡}||d|_n|j|||_|S)NÚ r )ÚrawdataÚcountr Úrindexr)rÚiÚjrZnlinesÚposrrrÚ updatepos0s zParserBase.updateposÚc Csä|j}|d}|||…dks&tdƒ‚|||d…dkrB|dS|||d…dkrZdSt|ƒ}|||d…dkr€| |¡S||d kr–| |¡S| ||¡\}}|d kr²|S|d krÀd |_x||krÞ||}|dkr||d|…}|d kr| |¡n | |¡|dS|d kr@t ||ƒ}|s6dS|  ¡}n|dkr\| ||¡\} }nt||jkrr|d}n^|d kr¾|d kr˜|  |d|¡}n$|dkr²|  d|¡n |  d¡n|  d||¡|d krÄ|SqÄWdS)Néz)ú-réÿÿÿÿz--ú[rZdoctyperz"'Z4abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ>ÚlinkÚlinktypeÚattlistÚelementz&unsupported '[' char in %s declarationz"unexpected '[' char in declarationz!unexpected %r char in declaration) rÚAssertionErrorÚlenÚ parse_commentÚparse_marked_sectionÚ _scan_nameÚ_decl_othercharsZ handle_declÚ unknown_declÚ_declstringlit_matchÚendÚ_parse_doctype_subsetr ) rrrrÚnZdecltypeÚcÚdataÚmÚnamerrrÚparse_declaration@sZ                  zParserBase.parse_declarationr cCsÆ|j}|||d…dks"tdƒ‚| |d|¡\}}|dkrB|S|dkr\t ||d¡}n4|dkrvt ||d¡}n| d||d|…¡|s˜dS|r¼| d¡}| ||d|…¡|  d¡S) NézÚtempÚcdataÚignoreÚincludeÚrcdata>ÚifÚelseÚendifz+unknown status keyword %r in marked sectionr) rr#r'Ú_markedsectioncloseÚsearchÚ_msmarkedsectioncloser Ústartr)r+)rrÚreportrZsectNamerÚmatchrrrr&’s  zParserBase.parse_marked_sectioncCsj|j}|||d…dkr$| d¡t ||d¡}|sÚentityr"r!Únotationz)unknown declaration %r in internal subsetZ_parse_doctype_ú%ú;ú]rz%unexpected char after internal subsetz%unexpected char %r in internal subset)rr$rr r%r'ÚgetattrÚisspace) rrÚ declstartposrr-rr.Úsr1Zmethrrrr,¶sn                 z ParserBase._parse_doctype_subsetcCsF| ||¡\}}|dkrdS|j}d||d…krB| d|¡dSdS)Nrrr )r'rÚfind)rrrLr1rrrrrÚ_parse_doctype_elementùsz!ParserBase._parse_doctype_elementcCsÀ|j}| ||¡\}}|||d…}|dkr2dS|dkrB|dSxv| ||¡\}}|dkrb|S|||d…}|dkr~dS|dkràd||d…kr¨| d|¡d}ndSx |||d… ¡rÌ|d}q®W||d…sðdSn| ||¡\}}|||d…}|s dS|dkrLt||ƒ}|r.| ¡}ndS|||d…}|sLdS|d kr¨||d…d krldS| |d|¡\}}|dkrŽ|S|||d…}|s¨dS|dkrF|dSqFWdS) Nr rrrrú(ú)z'"ú#)rr'rNrKr*r+)rrrLrr1rr.r0rrrÚ_parse_doctype_attlistsZ       z!ParserBase._parse_doctype_attlistcCs”| ||¡\}}|dkr|S|j}xl|||d…}|srrrrrÚs