o
`wi4 @ s d Z ddlZddlZddlZddlmZ ddlmZ g dZG dd dZ dd
d Z
d d
Z e dej
jZdd Zdd ZedkrseejdkrPee dS ejd ZeeZee ee W d dS 1 slw Y dS dS )8A lexical analyzer class for simple shell-like syntaxes. N)deque)StringIO)shlexsplitquotejoinc @ sv e Zd ZdZ dddZedd Zdd Zdd
d Zd d
Z dd Z
dd Z dd Z d ddZ
dd Zdd ZdS ) r r NFc C s t |tr t|}|d ur|| _|| _ntj| _d | _|| _|r$d | _nd| _d| _ d| _
| jr7| j
d7 _
d| _ d| _ d| _
d| _d | _d
| _t | _d | _d | _d| _t | _d | _|sbd}n|d
u rhd}|| _|rt | _| j
d7 _
| j
t |}| j
|| _
d S d S )N #?abcdfeghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789_u| ßàáâãäåæçèéêëìíîïðñòóôõöøùúûüýþÿÀÁÂÃÄÅÆÇÈÉÊËÌÍÎÏÐÑÒÓÔÕÖØÙÚÛÜÝÞz
Fz'"\" r Tz();<>|&z~-./*?=)
isinstancestrr instreaminfilesysstdinposixeof
commenters wordchars
whitespacewhitespace_splitquotesescape
escapedquotesstater pushbacklinenodebugtoken filestacksource_punctuation_chars_pushback_chars maketransdictfromkeys translate)selfr r r punctuation_charst r/ /usr/lib/python3.10/shlex.py__init__ sL
zshlex.__init__c C s | j S N)r& r, r/ r/ r0 r- D s zshlex.punctuation_charsc C s* | j dkr
tdt| | j| dS )z:Push a token onto the stack popped by the get_token methodr zshlex: pushing token N)r" printreprr
appendleft)r, tokr/ r/ r0
push_tokenH s
zshlex.push_tokenc C sv t |tr t|}| j| j| j| jf || _|| _d| _| jr9|dur/t d| jf dS t d| jf dS dS )z9Push an input source onto the lexer's input source stack.r Nzshlex: pushing to file %szshlex: pushing to stream %s)
r r r r$ r6 r r r! r" r4 )r, newstreamnewfiler/ r/ r0 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" r4 r r3 r/ r/ r0
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" r4 r5
read_tokenr%
sourcehookr; get_tokenr r$ r> )r, r7 rawspecr: r9 r/ r/ r0 rA e s4
zshlex.get_tokenc C s d}d} | j r| jr| j }n| jd}|dkr"| jd7 _| jdkr0td| j|f | jd u r:d| _ n| jdkr|sFd | _n|| j
v r_| jd krTtd
| j s\| j r^|r^nq|| j v rr| j
| jd7 _n| j r|| jv rd }|| _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 krtd
td|| jkr| j s| j |7 _ d| _nCd | _n=| j r|| jv r| j| jv r| j}|| _n$| j |7 _ n| j| jv rS|s/| jd kr+td td|| jv rH|| jkrH||krH| j | j7 _ | j |7 _ || _n| jdv r2|s`d | _n|| j
v r| jd krptd d| _| j s~| j r|rnq|| j v r| j
| jd7 _| j rd| _| j s| j r|rnqn| jd kr|| j v r| j |7 _ nw|| j
vr| j| d| _nh| j r|| jv r|| _nY| j r|| jv rd }|| _nI|| jv s|| jv s| jr|| j vr| j |7 _ n+| j r| j| n| j| | jd kr"td d| _| j s0| j r1|r1nqq| j }d| _ | j rG|sG|dkrGd }| jdkr^|rZtdt| |S td |S )NFr Tr
z&shlex: in state %r I see character: %rr z+shlex: I see whitespace in whitespace stateacz shlex: I see EOF in quotes statezNo closing quotationz shlex: I see EOF in escape statezNo escaped character)rG rH z%shlex: I see whitespace in word statez&shlex: I see punctuation in word statezshlex: raw token=zshlex: raw token=EOF)r- r' popr readr! r" r4 r r# r r r readliner r r r
ValueErrorr appendr r6 r5 )r, quoted escapedstatenextcharresultr/ r/ r0 r? s
zshlex.read_tokenc C sV |d dkr |dd }t | jtr$tj|s$tjtj| j|}|t|dfS )z(Hook called on a filename to be sourced.r r
r r) r r r ospathisabsr dirnameopen)r, r: r/ r/ r0 r@ s
zshlex.sourcehookc C s( |du r| j }|du r| j}d||f S )z