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lex.cpython-36.pyc
3 r��WЧ � @ s" d Z dZddlZddlZddlZddlZddlZddlZyejej fZ W n e k rd e e fZ Y nX ejd�ZG dd� de�ZG dd� de�ZG d d � d e�ZG d d � d e�ZG d d� d�Zdd� Zdd� Zdd� Zdd� Zdd� Zdd� Z G dd � d e�Z d%d d �Z d&d!d"�Z d#d$� Z e Z!dS )'z3.9z3.8� Nz^[a-zA-Z0-9_]+$c @ s e Zd Zdd� ZdS )�LexErrorc C s |f| _ || _d S )N)�args�text)�self�message�s� r �/usr/lib/python3.6/lex.py�__init__: s zLexError.__init__N)�__name__� __module__� __qualname__r r r r r r 9 s r c @ s e Zd Zdd� Zdd� ZdS )�LexTokenc C s d| j | j| j| jf S )NzLexToken(%s,%r,%d,%d))�type�value�lineno�lexpos)r r r r �__str__A s zLexToken.__str__c C s t | �S )N)�str)r r r r �__repr__D s zLexToken.__repr__N)r r r r r r r r r r @ s r c @ s4 e Zd Zdd� Zdd� Zdd� Zdd� ZeZeZd S ) � PlyLoggerc C s || _ d S )N)�f)r r r r r r L s zPlyLogger.__init__c O s | j j|| d � d S )N� )r �write)r �msgr �kwargsr r r �criticalO s zPlyLogger.criticalc O s | j jd|| d � d S )Nz WARNING: r )r r )r r r r r r r �warningR s zPlyLogger.warningc O s | j jd|| d � d S )NzERROR: r )r r )r r r r r r r �errorU s zPlyLogger.errorN) r r r r r r r �info�debugr r r r r K s r c @ s e Zd Zdd� Zdd� ZdS )� NullLoggerc C s | S )Nr )r �namer r r �__getattribute__^ s zNullLogger.__getattribute__c O s | S )Nr )r r r r r r �__call__a s zNullLogger.__call__N)r r r r# r$ r r r r r! ] s r! c @ s| e Zd Zdd� Zd dd�Zd dd�Zd d � Zd d � Zd d� Zdd� Z dd� Z dd� Z dd� Z dd� Z dd� Zdd � ZeZdS ) �Lexerc C s� d | _ d | _i | _i | _i | _d| _g | _d | _i | _i | _ i | _ d| _ d | _ d| _ d| _d | _d | _d | _d| _d| _d | _d| _d| _d S )N�INITIALr � � F)�lexre� lexretext� lexstatere�lexstateretext�lexstaterenames�lexstate� lexstatestack� lexstateinfo�lexstateignore�lexstateerrorf� lexstateeoff� lexreflags�lexdatar �lexlen� lexerrorf�lexeoff� lextokens� lexignore� lexliterals� lexmoduler � lexoptimize)r r r r r t s. zLexer.__init__Nc C s� t j | �}|r�i }x�| jj� D ]�\}}g }x\|D ]T\}}g } xF|D ]>} | sV| d rb| j| � qB| jt|| d j�| d f� qBW q0W |j|| f� |||< q W ||_i |_x(| jj� D ]\}} t|| j�|j|< q�W ||_|S )Nr r( )�copyr+ �items�append�getattrr r2 r< ) r �object�cZnewtab�keyZritemZnewreZcreZfindexZ newfindexr �efr r r �clone� s( & z Lexer.cloner' c C s� t |tj�rtd��|jd�d }tjj||�d }t|d����}|j d|t f � |j dt t � � |j dt t | j�� � |j d t | j� � |j d t | j� � |j d t | j� � i }xb| jj� D ]T\}}g } x>t|| j| | j| �D ]"\\} } } } | j| t| | �f� q�W | ||< q�W |j d t |� � |j d t | j� � i }x,| jj� D ] \}}|�rl|jnd ||< �qXW |j dt |� � i }x,| j j� D ] \}}|�r�|jnd ||< �q�W |j dt |� � W d Q R X d S )Nz&Won't overwrite existing lextab module�.r( z.py�wzJ# %s.py. This file automatically created by PLY (version %s). Don't edit! z_tabversion = %s z_lextokens = set(%s) z_lexreflags = %s z_lexliterals = %s z_lexstateinfo = %s z_lexstatere = %s z_lexstateignore = %s z_lexstateerrorf = %s z_lexstateeoff = %s ���) � isinstance�types� ModuleType�IOError�split�os�path�join�openr � __version__�repr�__tabversion__�tupler9 r4 r; r0 r+ r? �zipr, r- r@ �_funcs_to_namesr1 r2 r r3 )r �lextab� outputdirZ basetabmodule�filenameZtfZtabre� statename�lre�titem�pat�funcZretext�renamesZtaberrrE Ztabeofr r r �writetab� s6 ( zLexer.writetabc C sZ t |tj�r|}ntd| � tj| }t|dd�tkr@td��|j | _ |j | _ |j | _| j t| j�B | _|j| _|j| _i | _i | _xh|jj� D ]Z\}}g }g }x4|D ],\}} |jtj||j tj B �t | |�f� q�W || j|< || j|< q�W i | _ x&|j j� D ]\}} || | j |< �qW i | _ x&|j!j� D ]\}} || | j |< �q0W | j"d� d S )Nz import %sZ _tabversionz0.0zInconsistent PLY versionr& )#rJ rK rL �exec�sys�modulesrA rU � ImportErrorZ _lextokensr9 Z _lexreflagsr4 Z _lexliteralsr; �set� lextokens_allZ _lexstateinfor0 Z_lexstateignorer1 r+ r, Z _lexstaterer? r@ �re�compile�VERBOSE�_names_to_funcsr2 Z_lexstateerrorfr3 Z _lexstateeoff�begin) r Ztabfile�fdictrY r\ r] r^ Ztxtitemr_ Z func_namerE r r r �readtab� s8 ( z Lexer.readtabc C s8 |d d� }t |t�s td��|| _d| _t|�| _d S )Nr( zExpected a stringr )rJ � StringTypes� ValueErrorr5 r �lenr6 )r r rC r r r �input� s z Lexer.inputc C sd || j krtd��| j | | _| j| | _| jj|d�| _| jj|d �| _ | j j|d �| _ || _ d S )NzUndefined stater' ) r+ rq r) r, r* r1 �getr: r2 r7 r3 r8 r. )r �stater r r rm s z Lexer.beginc C s | j j| j� | j|� d S )N)r/ r@ r. rm )r ru r r r � push_state s zLexer.push_statec C s | j | jj� � d S )N)rm r/ �pop)r r r r � pop_state s zLexer.pop_statec C s | j S )N)r. )r r r r � current_state! s zLexer.current_statec C s | j |7 _ d S )N)r )r �nr r r �skip' s z Lexer.skipc C s~ | j }| j}| j}| j}�x�||k �r|| |kr<|d7 }q �x�| jD ]�\}}|j||�}|s`qFt� }|j� |_| j |_ ||_ |j } || \} |_ | s�|j r�|j � | _ |S |j � }P |j � }| |_ || _|| _ | |�} | s�| j }| j}P | j�s(| j | jk�r(td| jj| jj| j| j f ||d � ��| S W || | jk�rrt� }|| |_| j |_ |j|_ ||_ |d | _ |S | j�r�t� }| j|d � |_| j |_ d|_ | |_ ||_ || _ | j|�} || j k�r�td|| ||d � ��| j }| �s�q | S || _ td|| |f ||d � ��q W | j�r\t� }d|_ d|_| j |_ ||_ | |_ || _ | j|�} | S |d | _ | jd k�rztd��d S ) Nr( z4%s:%d: Rule '%s' returned an unknown token type '%s'r z&Scanning error. Illegal character '%s'z"Illegal character '%s' at index %d�eofr' z"No input string given with input())r r6 r: r5 r) �matchr �groupr r � lastindexr �end�lexerZlexmatchr= rh r �__code__� co_filename�co_firstlinenor r; r7 r8 � RuntimeError) r r r6 r: r5 r) � lexindexfunc�m�tok�ir` Znewtokr r r �token1 s� " z Lexer.tokenc C s | S )Nr )r r r r �__iter__� s zLexer.__iter__c C s | j � }|d krt�|S )N)r� � StopIteration)r �tr r r �next� s z Lexer.next)N)r' )r r r r rF rb ro rs rm rv rx ry r{ r� r� r� �__next__r r r r r% s s %( nr% c C s t | d| j�S )N�regex)rA �__doc__)r` r r r � _get_regex� s r� c C s0 t j| �}|jj� }|j|jkr,|j|j� |S )N)rd � _getframe� f_globalsr> �f_locals�update)Zlevelsr �ldictr r r �get_caller_module_dict� s r� c C sJ g }x@t | |�D ]2\}}|r8|d r8|j||d f� q|j|� qW |S )Nr r( )rW r@ )Zfunclist�namelist�resultr r" r r r rX � s rX c C sH g }x>| D ]6}|r6|d r6|j ||d |d f� q |j |� q W |S )Nr r( )r@ )r� rn r� rz r r r rl � s rl c C sj | sg S dj | �}y�tj|tj|B �}d gt|jj� �d }|d d � }x�|jj� D ]z\}} |j|d �} t | �t j t j fkr�| || f|| < ||| < qV| d k rV||| < |j d�dkr�d|| < qVd || f|| < qVW ||fg|g|gfS tk �rd tt| �d �} | dk�rd} t| d | � |||�\} } }t| | d � |||�\}}}| | | | || fS X d S )N�|r( �ignore_r � )NN)rQ ri rj rk �max� groupindex�valuesr? rt r rK � FunctionType� MethodType�find� Exception�intrr �_form_master_re)Zrelist�reflagsr� �toknamesr� r) r� Z lexindexnamesr r� Zhandler� Zllistr] ZlnamesZrlistZrreZrnamesr r r r� � s2 r� c C s� d}| j d�}x0t|dd � d�D ]\}}||kr"|dkr"P q"W |dkrZt|d|� �}nd}d|krnt|�}dj||d � �}||fS )Nr( �_�ANYr& )r& )rN � enumeraterV rQ )r �namesZnonstate�partsr� �part�statesZ tokennamer r r � _statetoken s r� c @ sf e Zd Zddd�Zdd� Zdd� Zd d � Zd d � Zd d� Zdd� Z dd� Z dd� Z dd� Z dd� Z dS )� LexerReflectNr c C sL || _ d | _g | _|| _ddi| _t� | _d| _|d krBtt j �n|| _ d S )Nr& � inclusiveF) r� Z error_func�tokensr� � stateinforg re r r rd �stderr�log)r r� r� r� r r r r / s zLexerReflect.__init__c C s$ | j � | j� | j� | j� d S )N)� get_tokens� get_literals� get_states� get_rules)r r r r �get_all: s zLexerReflect.get_allc C s | j � | j� | j� | jS )N)�validate_tokens�validate_literals�validate_rulesr )r r r r � validate_allA s zLexerReflect.validate_allc C sp | j jdd �}|s(| jjd� d| _d S t|ttf�sL| jjd� d| _d S |sf| jjd� d| _d S || _d S )Nr� zNo token list is definedTz tokens must be a list or tupleztokens is empty)r� rt r� r rJ �listrV r� )r r� r r r r� H s zLexerReflect.get_tokensc C sT i }xJ| j D ]@}tj|�s.| jjd|� d| _||krD| jjd|� d||< q W d S )NzBad token name '%s'TzToken '%s' multiply definedr( )r� �_is_identifierr} r� r r )r Z terminalsrz r r r r� \ s z LexerReflect.validate_tokensc C s | j jdd�| _| js d| _d S )N�literalsr' )r� rt r� )r r r r r� g s zLexerReflect.get_literalsc C sp yDx>| j D ]4}t|t� s&t|�dkr | jjdt|�� d| _q W W n& tk rj | jjd� d| _Y nX d S )Nr( z.Invalid literal %s. Must be a single characterTzIInvalid literals specification. literals must be a sequence of characters)r� rJ rp rr r� r rT � TypeError)r rC r r r r� m s z LexerReflect.validate_literalsc C s� | j jdd �| _| jr�t| jttf�s:| jjd� d| _n�x�| jD ]�}t|t� s^t|�dkrx| jjdt |�� d| _qB|\}}t|t �s�| jjdt |�� d| _qB|dkp�|dks�| jjd |� d| _qB|| j kr�| jjd |� d| _qB|| j |< qBW d S ) Nr� z)states must be defined as a tuple or listTr� zMInvalid state specifier %s. Must be a tuple (statename,'exclusive|inclusive')z State name %s must be a stringr� � exclusivez:State type for state %s must be 'inclusive' or 'exclusive'zState '%s' already defined) r� rt r� rJ rV r� r� r rr rT rp r� )r r r" Z statetyper r r r� x s0 zLexerReflect.get_statesc C sR dd� | j D �}i | _i | _i | _i | _i | _i | _x"| jD ]}g | j|< g | j|< q<W t|�dkrz| j j d� d| _ d S �x�|D �]x}| j | }t || j�\}}|| j|< t |d��rX|dkr�x�|D ]}|| j|< q�W n||dkr�xr|D ]}|| j|< q�W nZ|d k�r2|j j}|j j}| j j d |||j� d| _ n$x�|D ]}| j| j||f� �q8W q�t|t��r�|d k�r�x|D ]}|| j|< �qtW d |k�r�| j jd |� nD|dk�r�| j j d |� d| _ n$x8|D ]}| j| j||f� �q�W q�| j j d|� d| _ q�W x$| jj� D ]}|jdd� d� �q W x&| jj� D ]}|jdd� dd� �q2W d S )Nc S s g | ]}|d d� dkr|�qS )Nr� Zt_r )�.0r r r r � <listcomp>� s z*LexerReflect.get_rules.<locals>.<listcomp>r z+No rules of the form t_rulename are definedTr$ r r| �ignorez,%s:%d: Rule '%s' must be defined as a string�\z#%s contains a literal backslash '\'z'Rule '%s' must be defined as a functionz&%s not defined as a function or stringc S s | d j jS )Nr( )r� r� )�xr r r �<lambda>� s z(LexerReflect.get_rules.<locals>.<lambda>)rD c S s t | d �S )Nr( )rr )r� r r r r� � s )rD �reverse)r� r� �funcsym�strsymr� �errorf�eoffr� rr r� r r� �hasattrr� r� r� r r@ rJ rp r r� �sort) r Ztsymbolsr r r� r� �tokname�line�filer r r r� � sb zLexerReflect.get_rulesc C s� �x~| j D �]r}�x�| j| D �]r\}}|jj}|jj}tj|�}| jj|� | j | }t |t j �rjd}nd}|jj } | |kr�| jjd|||j� d| _q | |k r�| jjd|||j� d| _q t|�s�| jjd|||j� d| _q yJtjd|t|�f tj| jB �} | jd��r*| jjd |||j� d| _W q tjk �r� } zD| jjd |||j| � d t|�k�rz| jjd |||j� d| _W Y d d } ~ X q X q W �x| j| D �]\} } | j | }|d k�r�| jjd| � d| _�q�|| jk�r|jd�dk �r| jjd| |� d| _�q�y@tjd| | f tj| jB �} | jd��rN| jjd| � d| _W nT tjk �r� } z4| jjd| | � d | k�r�| jjd| � d| _W Y d d } ~ X nX �q�W | j| �r�| j| �r�| jjd|� d| _| jj|d �}|r |}|jj}|jj}tj|�}| jj|� t |t j ��r,d}nd}|jj } | |k�r\| jjd|||j� d| _| |k r | jjd|||j� d| _q W x| jD ]}| j |� �q�W d S )Nr� r( z'%s:%d: Rule '%s' has too many argumentsTz%%s:%d: Rule '%s' requires an argumentz2%s:%d: No regular expression defined for rule '%s'z (?P<%s>%s)r' z<%s:%d: Regular expression for rule '%s' matches empty stringz3%s:%d: Invalid regular expression for rule '%s'. %s�#z6%s:%d. 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Previously defined on line %dT) r� ZgetsourcelinesrM ri rj r} r~ rt Z getsourcefiler� r ) r r� �linesZlinenZfreZsreZ counthashr� r� r" �prevr[ r r r r� @ s* z LexerReflect.validate_module)Nr )r r r r r� r� r� r� r� r� r� r� r� r� r r r r r� . s Bgr� FrY c % s� |d kr d}d } ddi} t � } || _| d kr6ttj�} |rL|d krLttj�}|rT|� � r�� fdd�t� �D �} t| �} d| kr�tj| d j| d< nt d�} | j d �}|r�t |t �r�d |kr�|d | }t | | |d �}|j� |s�|j� r�td ��|o�|�r4y | j|| � | ja| ja| a| S tk �r2 Y nX |�rd|jd |j� |jd|j� |jd|j� t� | _x |jD ]}| jj |� �qtW t |jt t f��r�t |jd �� j |j�| _!n|j| _!| jt| j!�B | _"|j} i }x�| D ]�}g }xX|j#| D ]J\}}|j$j%}|j$j&}|j'd|t(|�f � |�r�|jd|t(|�|� �q�W x@|j)| D ]2\}}|j'd||f � |�rP|jd|||� �qPW |||< �q�W |�r�|jd� xt|D ]l}t*|| || |j+�\}}} || j,|< || j-|< | | j.|< |�r�x&t/|�D ]\} } |jd|| | � �q�W �q�W xl| j0� D ]`\}} |dk�r$| dk�r$| j,| j1| j,d � | j-| j1| j-d � | j.| j1| j.d � �q$W | | _2| j,d | _3| j-d | _4|| _5|j6| _7| j7j dd�| _8|j9| _:|j9j dd �| _;| j;�s�| j<d� |j=| _>|j=j dd �| _?x�| j0� D ]�\} } | dk�r\| |j9k�r:| j<d| � | |j6k�r�| j8�r�| j<d| � nJ| dk�r| |j9k�r�|j9j dd �|j9| < | |j6k�r|j6j dd�|j6| < �qW | ja| ja| a|�r�|�r�|d k�rBt |t@jA��r�|j}!nNd |k�r�| d }!n:|jBd �}"d j |"d d � �}#tCd|# � tDtj|# dd�}!tEjFjG|!�}y| jH||� W n6 tIk �r� }$ z| j<d ||$f � W Y d d }$~$X nX | S ) NrY r& r� c s g | ]}|t � |�f�qS r )rA )r� �k)r� r r r� z s zlex.<locals>.<listcomp>�__file__r r� � __package__rG )r� r� zCan't build lexerzlex: tokens = %rzlex: literals = %rzlex: states = %rr z (?P<%s>%s)z(lex: Adding rule %s -> '%s' (state '%s')z#lex: ==== MASTER REGEXS FOLLOW ====z"lex: state '%s' : regex[%d] = '%s'r' zNo t_error rule is definedr� z1No error rule is defined for exclusive state '%s'z2No ignore rule is defined for exclusive state '%s'r( z import %sz#Couldn't write lextab module %r. %srI )Jr% r= r rd r� �dir�dictre r� r� rt rJ r r� r� r� � SyntaxErrorro r� rs r� rf r r� r� r� rg r9 r� r� rV r rQ r; rh r� r� r� r� r@ r� r� r� r� r+ r, r- r� r? �extendr0 r) r* r4 r� r1 r: r� r2 r7 r r� r3 r8 rK rL rN rc rA rO rP �dirnamerb rM )%r� rB r �optimizerY r� ZnowarnrZ ZdebuglogZerrorlogr� r� ZlexobjZ_itemsZpkgZlinforz Zregexsru Z regex_listr� r r� r� r" r� r) Zre_textZre_namesr� r �styper Zsrcfiler� Zpkgnamer� r )r� r �lex_ s� $r� c C s� |sVy&t jd }t|�}|j� }|j� W n* tk rT t jjd� t jj� }Y nX | rb| j }nt }||� | rz| j }nt }x0|� }|s�P t jjd|j |j |j |jf � q�W d S )Nr( z/Reading from standard input (type EOF to end): z(%s,%r,%d,%d) )rd �argvrR �read�close� IndexError�stdoutr �stdinrs r� r r r r )r� �datar[ r Z_inputZ_tokenr� r r r �runmain s* r� c s � fdd�}|S )Nc s t � d�rt� �| _n� | _| S )Nr$ )r� r� r� )r )r� r r � set_regexB s zTOKEN.<locals>.set_regexr )r� r� r )r� r �TOKENA s r� ) NNFFrY r FNNN)NN)"rS rU ri rd rK r> rO r� Z StringTypeZ UnicodeTyperp �AttributeErrorr �bytesrj r� r� r rB r r r! r% r� r� rX rl r� r� r� r� r� r� �Tokenr r r r �<module>" sD F ( 3 @ "
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