U
    Dvf1                     @   s   d Z ddlZddlZejZG dd deZdd Zdd Zd	d
 Z	d%ddZ
dd Zdd Zdd Zd&ddZd'ddZdd Zdd Zd(dd Zd)d"d#Zed$krddlZddlZee j dS )*z6fontTools.misc.textTools.py -- miscellaneous routines.    Nc                   @   s@   e Zd Zedd Zdd Zdd Zdd Zd	d
 Zdd Z	dS )Tagc                 C   s   t | tr| d} | S Nzlatin-1)
isinstancebytesdecode)Zblob r   </tmp/pip-unpacked-wheel-qlge9rch/fontTools/misc/textTools.py	transcode   s    

zTag.transcodec                 C   s   t | | |S N)str__new__r	   )selfcontentr   r   r   r      s    zTag.__new__c                 C   s   |  | S r
   )__eq__r   otherr   r   r   __ne__   s    z
Tag.__ne__c                 C   s   t | | |S r
   )r   r   r	   r   r   r   r   r      s    z
Tag.__eq__c                 C   s
   t | S r
   )r   __hash__r   r   r   r   r      s    zTag.__hash__c                 C   s
   |  dS r   )encoder   r   r   r   tobytes   s    zTag.tobytesN)
__name__
__module____qualname__staticmethodr	   r   r   r   r   r   r   r   r   r   r      s   
r   c                 C   s   t tdd | D S )z-Convert a list of hex strings to binary data.c                 s   s   | ]}t |tr|V  qd S r
   )r   r   ).0chunkr   r   r   	<genexpr>$   s     
 zreadHex.<locals>.<genexpr>)deHexStrstrjoin)r   r   r   r   readHex"   s    r    c              	   C   sb   t |  } t| d r | d } g }tdt| dD ]$}|tt| ||d  d q4t|S )z$Convert a hex string to binary data.   0r      )r   splitlenrangeappendbytechrint	bytesjoin)Zhexdatadatair   r   r   r   '   s    "r   c                 C   s@   t j}d}| D ],}t|}|||d? d@   ||d@   }q|S )z$Convert binary data to a hex string.       )string	hexdigitsbyteord)r+   hrcr,   r   r   r   hexStr2   s    "r6       c                 C   s   g }d}t |D ]@}| d@ r&d| }nd| }| d? } |d d s|| d}q|r`|| |  | dksxtdd|S )	Nr-      1r"      )r   z$number doesn't fit in number of bits )r&   r'   reverseAssertionErrorjoin)lbitsitemsbinaryr,   r   r   r   
num2binary<   s    


rD   c                 C   s6   t |  } d}| D ]}|d> }|dkr|dB }q|S )Nr   r8   r"   )r   r$   )binr@   digitr   r   r   
binary2numO   s    
rG   c                 C   s4   zt | dd dW S  tk
r.   t |  Y S X dS )zjReturn a sorted copy of a list. If there are only strings
    in the list, it will not consider case.
    c                 S   s   |   | fS r
   )lower)ar   r   r   <lambda>_       zcaselessSort.<locals>.<lambda>)keyN)sorted	TypeError)alistr   r   r   caselessSortY   s    rP   c                 C   s4   t | } |dkr0t| | }|r0| d||  7 } | S )zPad byte string 'data' with null bytes until its length is a
    multiple of 'size'.

    >>> len(pad(b'abcd', 4))
    4
    >>> len(pad(b'abcde', 2))
    6
    >>> len(pad(b'abcde', 4))
    8
    >>> pad(b'abcdef', 4) == b'abcdef\x00\x00'
    True
    r8       )r   r%   )r+   size	remainderr   r   r   padd   s    rT   asciistrictc                 C   s   t | ts| ||S | S d S r
   )r   r   r   sencodingerrorsr   r   r   tostry   s    
r[   c                 C   s"   t | tr| ||S t| S d S r
   )r   r   r   r   rW   r   r   r   r      s    
r   c                 C   s
   t | gS r
   )r   )nr   r   r   r(      s    r(   c                 C   s   t | tr| S t| S r
   )r   r)   ord)r5   r   r   r   r2      s    r2   r-   c                 C   s   t || S r
   )r[   r?   iterablejoinerr   r   r   r      s    r   rK   c                 C   s   t |dd | D S )Nc                 s   s   | ]}t |V  qd S r
   )r   )r   itemr   r   r   r      s     zbytesjoin.<locals>.<genexpr>)r   r?   r^   r   r   r   r*      s    r*   __main__)r7   )rU   rV   )rU   rV   )r-   )rK   )__doc__astr0   literal_evalZsafeEvalr   r   r    r   r6   rD   rG   rP   rT   r[   r   r(   r2   r   r*   r   doctestsysexittestmodfailedr   r   r   r   <module>   s(   






