U
    ËZjÑ  ã                   @   s¼   d Z ddlZddlZddlmZ dZdd„ Zdd„ ZejrHe	Z
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„ ZneZ
e	Zdd„ ZG dd„ deƒZdd„ Zdd„ Zdd„ Zdd„ ZdZedƒZedƒZe e¡jZdd„ Zedkr¸dS )z¾
This is Victor Stinner's pure-Python implementation of PEP 383: the "surrogateescape" error
handler of Python 3.

Source: misc/python/surrogateescape.py in https://bitbucket.org/haypo/misc
é    N)ÚutilsÚsurrogateescapec                 C   s   t jr
| S |  d¡S d S )NZunicode_escape)r   ÚPY3Údecode)Útext© r   ú_/var/www/html/TRUCKING_PROJECT/venv/lib/python3.8/site-packages/future/utils/surrogateescape.pyÚu   s    r	   c                 C   s   t jr|  d¡S | S d S )NÚlatin1)r   r   Úencode)Údatar   r   r   Úb   s    
r   c                 C   s
   t | fƒS ©N)Úbytes)Úcoder   r   r   Ú<lambda>#   ó    r   c                 C   sf   | j | j| j… }z0t| tƒr(t|ƒ}nt| tƒr<t|ƒ}n| ‚W n tk
rZ   | ‚Y nX || jfS )zý
    Pure Python implementation of the PEP 383: the "surrogateescape" error
    handler of Python 3. Undecodable bytes will be replaced by a Unicode
    character U+DCxx on decoding, and these are translated into the
    original bytes on encoding.
    )	ÚobjectÚstartÚendÚ
isinstanceÚUnicodeDecodeErrorÚreplace_surrogate_decodeÚUnicodeEncodeErrorÚreplace_surrogate_encodeÚNotASurrogateError)ÚexcÚmystringÚdecodedr   r   r   Úsurrogateescape_handler(   s    




r   c                   @   s   e Zd ZdS )r   N)Ú__name__Ú
__module__Ú__qualname__r   r   r   r   r   C   s   r   c                 C   sˆ   g }| D ]r}t |ƒ}d|  kr(dks.n t‚d|  krBdkrZn n| t|d ƒ¡ q|dkrv| t|d ƒ¡ qt‚qtƒ  |¡S )zƒ
    Returns a (unicode) string, not the more logical bytes, because the codecs
    register_error functionality expects this.
    é Ø  éÿÜ  é Ü  iÜ  )Úordr   ÚappendÚ_unichrÚstrÚjoin)r   r   Úchr   r   r   r   r   G   s    r   c                 C   sz   g }| D ]d}t |tƒr|}nt|ƒ}d|  kr8dkrPn n| td| ƒ¡ q|dkrh| t|ƒ¡ qt‚qtƒ  |¡S )z$
    Returns a (unicode) string
    é€   éÿ   r%   é   )r   Úintr&   r'   r(   r   r)   r*   )Zmybytesr   r+   r   r   r   r   r   d   s    
r   c                 C   s@  t dkrˆg }t| ƒD ]f\}}t|ƒ}|dk r6t|ƒ}n:d|  krJdkr\n nt|d ƒ}ntt | ||d dƒ‚| |¡ qtƒ  |¡S t dk�r0g }t| ƒD ]„\}}t|ƒ}d	|  krÄd
k�rn nFd|  krÜdkrøn nt|d ƒ}| |¡ ntt | ||d dƒ‚qž| d¡}| |¡ qžtƒ  |¡S |  t t	¡S d S )NÚasciir,   i€Ü  r$   r%   é   zordinal not in range(128)zutf-8r#   iÿß  zsurrogates not allowed)
ÚFS_ENCODINGÚ	enumerater&   Ú	bytes_chrr   r'   r   r*   r   Ú	FS_ERRORS)ÚfnÚencodedÚindexr+   r   Zch_utf8r   r   r   Úencodefilename}   sF    
  þ
   þ
r9   c                 C   s   |   tt¡S r   )r   r2   r5   )r6   r   r   r   Údecodefilename¤   s    r:   r0   u   [abcÃ¿]u   [abcí³¿]c                   C   s>   t jr
dS zt t¡ W n  tk
r8   t tt¡ Y nX dS )zH
    Registers the surrogateescape error handler on Python 2 (only)
    N)r   r   ÚcodecsÚlookup_errorr5   ÚLookupErrorÚregister_errorr   r   r   r   r   Úregister_surrogateescape±   s    r?   Ú__main__)Ú__doc__r;   ÚsysÚfuturer   r5   r	   r   r   Úchrr(   r4   Úunichrr   Ú	Exceptionr   r   r   r9   r:   r2   r6   r7   ÚlookupÚnamer?   r    r   r   r   r   Ú<module>   s0   	
'  