j f - @ s d Z d d l Z d d l Z d d l Z d d l m Z d d l m Z d d d g Z Gd d d Z d d
d d Z
e j d e j j
Z d
d Z d d Z e d k re e j d k r e e qe j d Z e e Z e e e e Wd QXn d S)z8A lexical analyzer class for simple shell-like syntaxes. N)deque)StringIOshlexsplitquotec @ s e Z d Z d Z d d d d d Z d d Z d d d Z d
d Z d d
Z d d Z d d Z
d d d d Z d d Z d d Z
d S)r z8A lexical analyzer class for simple shell-like syntaxes.NFc C sA t | t r t | } n | d k r? | | _ | | _ n t j | _ d | _ | | _ | ro d | _ n d | _ d | _ d | _
| j r | j
d 7_
n d | _ d | _ d | _
d | _ d | _ d
| _ t | _ d | _ d | _ d | _ t | _ d | _ | j r=t d
| j | j f n d S)N #Z?abcdfeghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789_u| ßàáâãäåæçèéêëìíîïðñòóôõöøùúûüýþÿÀÁÂÃÄÅÆÇÈÉÊËÌÍÎÏÐÑÒÓÔÕÖØÙÚÛÜÝÞz
Fz'"\" r z shlex: reading from %s, line %d)
isinstancestrr instreaminfilesysstdinposixeof
commenters wordchars
whitespacewhitespace_splitquotesescape
escapedquotesstater pushbacklinenodebugtoken filestacksourceprint)selfr r r r% */opt/alt/python34/lib64/python3.4/shlex.py__init__ s< zshlex.__init__c C s: | j d k r& t d t | n | j j | d S)z:Push a token onto the stack popped by the get_token methodr zshlex: pushing token N)r r# reprr
appendleft)r$ tokr% r% r&
push_token8 s zshlex.push_tokenc C s t | t r t | } n | j j | j | j | j f | | _ | | _ d | _ | j r | d k r t d | j f q t d | j f n d S)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! r) r r r r r# )r$ newstreamnewfiler% r% r& push_source> s " zshlex.push_sourcec C sa | j j | j j \ | _ | _ | _ | j rT t d | j | j f n d | _ d S)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_sourceL s
! zshlex.pop_sourcec C s> | j rB | j j } | j d k r> t d t | n | S| j } | j d k r x\ | | j k r | j | j } | r | \ } } | j | | n | j } q` Wn x9 | | j
k r | j s | j
S| j | j } q W| j d k r:| | j
k r-t d t | q:t d n | 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 r0 r r# r(
read_tokenr"
sourcehookr. get_tokenr r! r1 )r$ r* rawspecr- r, r% r% r& r4 U s.
zshlex.get_tokenc C s d } d } x| j j d } | d k r@ | j d | _ n | j d k rt t d t | j d t | n | j d k r d | _ Pq | j d k r| s d | _ Pq| | j k r | j d k r t d
n | j s | j r | r Pqq q| | j
k r.| j j | j d | _ q| j rX| | j k rXd } | | _ q| | j
k r|| | _ d | _ q| | j k r| j s| | _ n | | _ q| j r| | _ d | _ q| | _ | j s| j r | r Pqq q | j | j k rd } | s>| j d k r/t d
n t d n | | j k r| j ss| j | | _ d | _ Pqd | _ q| j r| | j k r| j | j k r| j } | | _ q| j | | _ q | j | j k rp| s| j d k rt d n t d n | | j k rT| | j k rT| | k rT| j | j | _ n | j | | _ | | _ q | j d k r | sd | _ Pq| | j k r| j d k rt d n d | _ | j s| j r | r Pqq q| | j
k rK| j j | j d | _ | j rd | _ | j s>| j r | r PqHq qq| j ro| | j k ro| | _ q| j r| | j k rd } | | _ q| | j
k s| | j k s| j r| j | | _ q| j j | | j d k rt d n d | _ | j r Pqq q q W| j } d | _ | j rV| rV| d k rVd } n | j d k r| rt d t | qt d n | S)NFr r
zshlex: in statezI see character:r z+shlex: I see whitespace in whitespace stateaTz shlex: I see EOF in quotes statezNo closing quotationz shlex: I see EOF in escape statezNo escaped characterz%shlex: I see whitespace in word statez&shlex: I see punctuation in word statezshlex: raw token=zshlex: raw token=EOF)r readr r r# r( r r r r r readliner r r r
ValueErrorr r r) )r$ ZquotedZ escapedstateZnextcharresultr% r% r& r2 u s
zshlex.read_tokenc C s | d d k r# | d d } n t | j t ro t j j | ro t j j t j j | j | } n | t | d f S)z(Hook called on a filename to be sourced.r r
r r) r
r r ospathisabsjoindirnameopen)r$ r- r% r% r& r3 s
%'zshlex.sourcehookc C s> | d k r | j } n | d k r0 | j } n d | | f S)z s"