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shlex.cpython-37.opt-1.pyc
B ���<Q��� @ s� d Z ddlZddlZddlZddlmZ ddlmZ dddgZG dd� d�Z dd d�Z e� d ej �j Zd d� Zdd� Zedkr�eej�dkr�ee � � n,ejd Zee��Zee ee�� W dQ R X dS )z8A lexical analyzer class for simple shell-like syntaxes.� N)�deque)�StringIO�shlex�split�quotec @ sr e Zd ZdZddd�Zedd� �Zdd � Zdd d �Zd d � Z dd� Z dd� Z dd� Z d dd�Z dd� Zdd� ZdS ) r z8A lexical analyzer class for simple shell-like syntaxes.NFc C s t |t�rt|�}|d k r(|| _|| _ntj| _d | _|| _|rHd | _nd| _d| _ d| _ | jrn| j d7 _ d| _ d| _ d| _ d| _d | _d | _t� | _d | _d | _d| _t� | _d | _|s�d}n |d kr�d}|| _|�rt� | _| j d7 _ | j �t� |��}| j � |�| _ d S )N� �#Z?abcdfeghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789_u| ßàáâãäåæçèéêëìíîïðñòóôõöøùúûüýþÿÀÁÂÃÄÅÆÇÈÉÊËÌÍÎÏÐÑÒÓÔÕÖØÙÚÛÜÝÞz Fz'"�\�"� � r Tz();<>|&z~-./*?=) � isinstance�strr �instream�infile�sys�stdin�posix�eof� commenters� wordchars� whitespace�whitespace_split�quotes�escape� escapedquotes�stater �pushback�lineno�debug�token� filestack�source�_punctuation_chars�_pushback_chars� maketrans�dict�fromkeys� translate)�selfr r r �punctuation_chars�t� r, �*/opt/alt/python37/lib64/python3.7/shlex.py�__init__ sJ zshlex.__init__c C s | j S )N)r# )r) r, r, r- r* D s zshlex.punctuation_charsc C s* | j dkrtdt|� � | j�|� dS )z:Push a token onto the stack popped by the get_token methodr zshlex: pushing token N)r �print�reprr � appendleft)r) �tokr, r, r- � push_tokenH s zshlex.push_tokenc C sp t |t�rt|�}| j�| j| j| jf� || _|| _d| _| jrl|dk r\t d| jf � nt d| jf � dS )z9Push an input source onto the lexer's input source stack.r Nzshlex: pushing to file %szshlex: pushing to stream %s) r r r r! r1 r r r r r/ )r) � newstream�newfiler, r, r- � push_sourceN s zshlex.push_sourcec C sD | j �� | j�� \| _| _ | _| jr:td| j | jf � d| _dS )zPop the input source stack.z shlex: popping to %s, line %dr N) r �closer! �popleftr r r r/ r )r) r, r, r- � pop_source\ s zshlex.pop_sourcec C s� | j r.| j �� }| jdkr*tdt|� � |S | �� }| jdk r~x<|| jkr|| �| �� �}|rr|\}}| �||� | � � }qBW x*|| j kr�| j s�| j S | � � | � � }q�W | jdkr�|| j kr�tdt|� � ntd� |S )zBGet a token from the input stream (or from stack if it's nonempty)r zshlex: popping token Nz shlex: token=zshlex: token=EOF) r r8 r r/ r0 � read_tokenr" � sourcehookr6 � get_tokenr r! r9 )r) r2 �raw�specr5 r4 r, r, r- r< e s. zshlex.get_tokenc C s� d}d}�x^| j r$| jr$| j�� }n | j�d�}|dkrF| jd7 _| jdkrbtd| j|f � | jd krvd| _ P q | jdk�r�|s�d | _P �qf|| j kr�| jdkr�td � | j s�| j r |r P nq n�|| j kr�| j� � | jd7 _n�| j �r || jk�r d }|| _n�|| jk�r$|| _ d | _np|| j k�r>|| _ d | _nV|| jk�r`| j �sX|| _ || _n4| j�rv|| _ d | _n || _ | j �s�| j r |r P nq q | j| jk�r>d }|�s�| jdk�r�td � td��|| jk�r�| j �s�| j |7 _ d| _P nd | _n>| j �r.|| jk�r.| j| jk�r.| j}|| _n| j |7 _ q | j| jk�r�|�sn| jdk�rftd� td��|| jk�r�|| jk�r�||k�r�| j | j7 _ | j |7 _ || _q | jdkr |�s�d | _P q || j k�r| jdk�r�td� d| _| j �s| j r |r P nq q || j k�r\| j� � | jd7 _| j �rfd| _| j �sT| j r |r P nq q | jd k�r�|| j k�r�| j |7 _ n || j k�r�| j�|� d| _P q | j �r�|| jk�r�|| _q | j �r�|| jk�r�d }|| _q || jk�s|| jk�s| j�r| j |7 _ q | j �r(| j�|� n | j�|� | jdk�rHtd� d| _| j �s`| j r |r P q q q W | j }d| _ | j �r�|�s�|dk�r�d }| jdk�r�|�r�tdt|� � ntd� |S )NFr r � � z&shlex: in state %r I see character: %rr � z+shlex: I see whitespace in whitespace state�a�cTz shlex: I see EOF in quotes statezNo closing quotationz shlex: I see EOF in escape statezNo escaped character)rB rC z%shlex: I see whitespace in word statez&shlex: I see punctuation in word statezshlex: raw token=zshlex: raw token=EOF)r* r$ �popr �readr r r/ r r r r r �readliner r r r � ValueErrorr �appendr r1 r0 )r) ZquotedZ escapedstateZnextchar�resultr, r, r- r: � s� zshlex.read_tokenc C sV |d dkr|dd� }t | jt�rHtj�|�sHtj�tj�| j�|�}|t|d�fS )z(Hook called on a filename to be sourced.r r r ����r) r r r �os�path�isabs�join�dirname�open)r) r5 r, r, r- r; s zshlex.sourcehookc C s( |dkr| j }|dkr | j}d||f S )z<Emit a C-compiler-like, Emacs-friendly error-message leader.Nz"%s", line %d: )r r )r) r r r, r, r- � error_leader s zshlex.error_leaderc C s | S )Nr, )r) r, r, r- �__iter__' s zshlex.__iter__c C s | � � }|| jkrt�|S )N)r< r � StopIteration)r) r r, r, r- �__next__* s zshlex.__next__)NNFF)N)NN)�__name__� __module__� __qualname__�__doc__r. �propertyr* r3 r6 r9 r< r: r; rR rS rU r, r, r, r- r s . FTc C s$ t | |d�}d|_|s d|_t|�S )z-Split the string *s* using shell-like syntax.)r Tr )r r r �list)�sZcommentsr Zlexr, r, r- r 0 s z[^\w@%+=:,./-]c C s, | sdS t | �dkr| S d| �dd� d S )z1Return a shell-escaped version of the string *s*.z''N�'z'"'"')� _find_unsafe�replace)r\ r, r, r- r ; s c C s( x"| � � }|sP tdt|� � qW d S )NzToken: )r< r/ r0 )ZlexerZttr, r, r- � _print_tokensG s r` �__main__r )FT)rY rL �rer � collectionsr �ior �__all__r r �compile�ASCII�searchr^ r r` rV �len�argv�fnrQ �fr, r, r, r- �<module> s&
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