o
6��f�4 � @ s� d Z ddlZddlZddlZddlmZ ddlmZ g d�ZG dd� d�Z dd
d �Z
d d
� Z e� dej
�jZdd� Zdd� Zedkrseej�dkrPee � � dS ejd Zee��Zee ee�� W d � dS 1 slw Y dS dS )�8A lexical analyzer class for simple shell-like syntaxes.� N)�deque)�StringIO)�shlex�split�quote�joinc @ sv e Zd ZdZ ddd�Zedd� �Zdd � Zdd
d �Zd d
� Z dd� Z
dd� Z dd� Z d dd�Z
dd� Zdd� ZdS ) r r NFc C s t |t�r t|�}|d ur|| _|| _ntj| _d | _|| _|r$d | _nd| _d| _ d| _
| jr7| j
d7 _
d| _ d| _ d| _
d| _d | _d
| _t� | _d | _d | _d| _t� | _d | _|sbd}n|d
u rhd}|| _|r�t� | _| j
d7 _
| j
�t� |��}| j
� |�| _
d S d S )N� �#Z?abcdfeghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789_u| ßàáâãäåæçèéêëìíîïðñòóôõöøùúûüýþÿÀÁÂÃÄÅÆÇÈÉÊËÌÍÎÏÐÑÒÓÔÕÖØÙÚÛÜÝÞz
Fz'"�\�"� � r Tz();<>|&z~-./*?=) �
isinstance�strr �instream�infile�sys�stdin�posix�eof�
commenters� wordchars�
whitespace�whitespace_split�quotes�escape�
escapedquotes�stater �pushback�lineno�debug�token� filestack�source�_punctuation_chars�_pushback_chars� maketrans�dict�fromkeys� translate)�selfr r r �punctuation_chars�t� r. �,/opt/alt/python310/lib64/python3.10/shlex.py�__init__ sL
�zshlex.__init__c C s | j S �N)r% �r+ r. r. r/ r, D s zshlex.punctuation_charsc C s* | j dkr
tdt|� � | j�|� dS )z:Push a token onto the stack popped by the get_token methodr zshlex: pushing token N)r! �print�reprr �
appendleft)r+ �tokr. r. r/ �
push_tokenH s
zshlex.push_tokenc C sv t |t�r t|�}| j�| j| j| jf� || _|| _d| _| jr9|dur/t d| jf � dS t d| jf � dS dS )z9Push an input source onto the lexer's input source stack.r Nzshlex: pushing to file %szshlex: pushing to stream %s)
r r r r# r5 r r r r! r3 )r+ � newstream�newfiler. r. r/ � push_sourceN s
�zshlex.push_sourcec C sD | j �� | j�� \| _| _ | _| jr td| j | jf � d| _dS )zPop the input source stack.z shlex: popping to %s, line %dr
N) r �closer# �popleftr r r! r3 r r2 r. r. r/ �
pop_source\ s
�
zshlex.pop_sourcec C s� | j r| j �� }| jdkrtdt|� � |S | �� }| jdurA|| jkrA| �| �� �}|r8|\}}| �||� | � � }|| jks%|| j
krY| j sL| j
S | � � | � � }|| j
ksF| jdkrq|| j
krmtdt|� � |S td� |S )zBGet a token from the input stream (or from stack if it's nonempty)r zshlex: popping token Nz
shlex: token=zshlex: token=EOF)
r r< r! r3 r4 �
read_tokenr$ �
sourcehookr: � get_tokenr r# r= )r+ r6 �raw�specr9 r8 r. r. r/ r@ e s4
�
�
�zshlex.get_tokenc C s� d}d} | j r| jr| j�� }n| j�d�}|dkr"| jd7 _| jdkr0td| j|f � | jd u r:d| _ �n�| jdkr�|sFd | _�n�|| j
v r_| jd krTtd
� | j s\| j r^|r^�n�q|| j v rr| j�
� | jd7 _�n�| j r�|| jv r�d }|| _�n�|| jv r�|| _ d | _�n�|| j v r�|| _ d | _�n�|| jv r�| j s�|| _ || _�n�| jr�|| _ d | _�n||| _ | j s�| j r�|rÐnpq| j| jv �rd}|s�| jd kr�td
� td��|| jkr�| j s�| j |7 _ d| _�nCd | _�n=| j �r|| jv �r| j| jv �r| j}|| _�n$| j |7 _ �n| j| jv �rS|�s/| jd k�r+td� td��|| jv �rH|| jk�rH||k�rH| j | j7 _ | j |7 _ || _n�| jdv �r2|�s`d | _n�|| j
v �r�| jd k�rptd� d| _| j �s~| j �r|�rn�q|| j v �r�| j�
� | jd7 _| j �r�d| _| j �s�| j �r�|�r�n�qn�| jd k�r�|| j v �r�| j |7 _ nw|| j
v�r�| j�|� d| _nh| j �r�|| jv �r�|| _nY| j �r�|| jv �r�d }|| _nI|| jv �s�|| jv �s�| j�r|| j v�r| j |7 _ n+| j �r| j�|� n| j�|� | jd k�r"td� d| _| j �s0| j �r1|�r1nqq| j }d| _ | j �rG|�sG|dk�rGd }| jdk�r^|�rZtdt|� � |S td� |S )NFr
Tr �
� z&shlex: in state %r I see character: %rr � z+shlex: I see whitespace in whitespace state�a�cz shlex: I see EOF in quotes statezNo closing quotationz shlex: I see EOF in escape statezNo escaped character)rF rG z%shlex: I see whitespace in word statez&shlex: I see punctuation in word statezshlex: raw token=zshlex: raw token=EOF)r, r& �popr �readr r! r3 r r" r r r �readliner r r r �
ValueErrorr �appendr r5 r4 )r+ ZquotedZ escapedstateZnextchar�resultr. r. r/ r> � s
�
�
� � �� �zshlex.read_tokenc C sV |d dkr |dd� }t | jt�r$tj�|�s$tj�tj�| j�|�}|t|d�fS )z(Hook called on a filename to be sourced.r r r ����r) r r r �os�path�isabsr �dirname�open)r+ r9 r. r. r/ r? s
zshlex.sourcehookc C s( |du r| j }|du r| j}d||f S )z<Emit a C-compiler-like, Emacs-friendly error-message leader.Nz"%s", line %d: )r r )r+ r r r. r. r/ � error_leader s
zshlex.error_leaderc C s | S r1 r. r2 r. r. r/ �__iter__( s zshlex.__iter__c C s | � � }|| jkr t�|S r1 )r@ r �
StopIteration)r+ r" r. r. r/ �__next__+ s
zshlex.__next__)NNFFr1 )NN)�__name__�
__module__� __qualname__�__doc__r0 �propertyr, r7 r: r= r@ r> r? rU rV rX r. r. r. r/ r s"
�/
r FTc C sD | du rddl }|jdtdd� t| |d�}d|_|s d|_t|�S ) z-Split the string *s* using shell-like syntax.Nr z4Passing None for 's' to shlex.split() is deprecated.rE )�
stacklevel)r Tr )�warnings�warn�DeprecationWarningr r r �list)�sZcommentsr r_ Zlexr. r. r/ r 1 s � r c C s d� dd� | D ��S )z3Return a shell-escaped string from *split_command*.r
c s s � | ]}t |�V qd S r1 )r )�.0�argr. r. r/ � <genexpr>@ s � zjoin.<locals>.<genexpr>)r )Z
split_commandr. r. r/ r > s r z[^\w@%+=:,./-]c C s, | sdS t | �du r | S d| �dd� d S )z1Return a shell-escaped version of the string *s*.z''N�'z'"'"')� _find_unsafe�replace)rc r. r. r/ r E s
r c C s$ | � � }|s d S tdt|� � q)Nr zToken: )r@ r3 r4 )ZlexerZttr. r. r/ �
_print_tokensQ s �rj �__main__r )FT)r\ rP �rer � collectionsr �ior �__all__r r r �compile�ASCII�searchrh r rj rY �len�argv�fnrT �fr. r. r. r/ �<module> s.
"��