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z�Shared 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.
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_commentcloser< r> Zhandle_commentr* )r r r? r r@ r r r r r$ � s
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z ParserBase._parse_doctype_subsetc C sF | j ||�\}}|dkr dS | j}d||d � krB|jd|�d S dS )Nr r r" r" r" )r& r �find)r r rK r0 r r r r r �_parse_doctype_element� s z!ParserBase._parse_doctype_elementc C s� | j }| j||�\}}|||d � }|dkr2d S |dkrB|d S �xv| j||�\}}|dk rb|S |||d � }|dkr~d
S |dkr�d||d � kr�|jd|�d }nd S x |||d � j� r�|d }q�W ||d � s�d S n| j||�\}}|||d � }|�s
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S |dk�rLt||�}|�r.|j� }ndS |||d � }|�sLdS |dk�r�||d � dk�rldS | j|d |�\}}|dk �r�|S |||d � }|�s�dS |dkrF|d S qFW d S )Nr r r r �(�)z'"�#r" r" r" r" r" r" r" r" r" )r r& rN rJ r) r* )r r rK r r0 r r- r/ r r r �_parse_doctype_attlist sZ
z!ParserBase._parse_doctype_attlistc C s� | j ||�\}}|dk r |S | j}xl|||d � }|s<dS |dkrL|d S |dkrpt||�}|sfdS |j� }q$| j ||�\}}|dk r$|S q$W d S )Nr r r z'"r" r" )r& r r) r* )r r rK r0 r r r- r/ r r r �_parse_doctype_notation= s$
z"ParserBase._parse_doctype_notationc C s� | j }|||d � dkrV|d }x6|||d � }|s<dS |j� rN|d }q$P q$W n|}| j||�\}}|dk rv|S xp| j ||d � }|s�dS |dkr�t||�}|r�|j� }q�dS qx|dkr�|d S | j||�\}}|dk rx|S qxW d S ) Nr rF r z'"r r" r" r" )r rJ r& r) r* )r r rK r r r- r0 r/ r r r �_parse_doctype_entityT s8
z ParserBase._parse_doctype_entityc C s� | j }t|�}||krdS t||�}|r\|j� }|j� }|t|� |krLdS |j� |j� fS | j||� | jd|||d � � d S )Nr zexpected name token at %r� r" )Nr" r" )Nr" ) r r# �_declname_match�group�strip�lowerr* r r )r r rK r r, r/ rL r0 r r r r& x s
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