관리-도구
편집 파일: yacc.cpython-39.pyc
a �ԅZ � @ s d dl Z d dlZd dlZd dlZd dlZd dlZdZdZdZ dZ dZ dZ dZ d Zd Zd Zejd dk rleZneZejZG d d � d e�ZG d d� de�ZG dd� de�Zdd� Z dd� Z da da da dZ!dd� Z"dd� Z#dd� Z$d d � Z%G d d � d �Z&G d d!� d!�Z'G d"d#� d#�Z(e �)d$�Z*G d%d&� d&e�Z+G d'd(� d(e�Z,G d)d*� d*e�Z-d+d,� Z.G d-d.� d.e�Z/G d/d0� d0e�Z0G d1d2� d2e�Z1G d3d4� d4e�Z2d5d6� Z3d7d8� Z4G d9d:� d:e�Z5G d;d<� d<e2�Z6d=d>� Z7d?d@� Z8G dAdB� dBe�Z9de de ddd de ddddf dCdD�Z:dS )E� Nz3.11z3.10Tz parser.out�parsetab�LALR� F�( c @ s4 e Zd Zdd� Zdd� ZeZdd� Zdd� ZeZd S ) � PlyLoggerc C s || _ d S �N)�f)�selfr � r �,/usr/lib/python3.9/site-packages/ply/yacc.py�__init__m s zPlyLogger.__init__c O s | j �|| d � d S )N� �r �write�r �msg�args�kwargsr r r �debugp s zPlyLogger.debugc O s | j �d|| d � d S )Nz WARNING: r r r r r r �warningu s zPlyLogger.warningc O s | j �d|| d � d S )NzERROR: r r r r r r �errorx s zPlyLogger.errorN) �__name__� __module__� __qualname__r r �infor r Zcriticalr r r r r l s r c @ s e Zd Zdd� Zdd� ZdS )� NullLoggerc C s | S r r )r �namer r r �__getattribute__ s zNullLogger.__getattribute__c O s | S r r )r r r r r r �__call__� s zNullLogger.__call__N)r r r r r r r r r r ~ s r c @ s e Zd ZdS )� YaccErrorN�r r r r r r r r � s r c C sP t | �}d|v rt |�}t|�tkr4|d t� d }dt| �jt| �|f }|S )Nr z ...z<%s @ 0x%x> (%s))�repr�len� resultlimit�typer �id)�r�repr_str�resultr r r � format_result� s r) c C sB t | �}d|v rt |�}t|�dk r(|S dt| �jt| �f S d S )Nr � z <%s @ 0x%x>)r! r" r$ r r% )r& r' r r r �format_stack_entry� s r+ a PLY: Don't use global functions errok(), token(), and restart() in p_error(). Instead, invoke the methods on the associated parser instance: def p_error(p): ... # Use parser.errok(), parser.token(), parser.restart() ... parser = yacc.yacc() c C s t �t� t� S r )�warnings�warn�_warnmsg�_errokr r r r �errok� s r0 c C s t �t� t� S r )r, r- r. �_restartr r r r �restart� s r2 c C s t �t� t� S r )r, r- r. �_tokenr r r r �token� s r4 c C s< |j a|ja|ja| |�}z bbbW n ty6 Y n0 |S r )r0 r/ r4 r3 r2 r1 � NameError)� errorfuncr4 �parserr& r r r �call_errorfunc� s r8 c @ s e Zd Zdd� Zdd� ZdS )� YaccSymbolc C s | j S r �r$ �r r r r �__str__� s zYaccSymbol.__str__c C s t | �S r ��strr; r r r �__repr__� s zYaccSymbol.__repr__N)r r r r< r? r r r r r9 � s r9 c @ sn e Zd Zddd�Zdd� Zdd� Zdd � Zd d � Zd d � Zdd� Z dd� Z dd� Z dd� Z dd� Z dd� ZdS )�YaccProductionNc C s || _ || _d | _d | _d S r )�slice�stack�lexerr7 )r �srB r r r r � s zYaccProduction.__init__c C sB t |t�r dd� | j| D �S |dkr2| j| jS | j| jS d S )Nc S s g | ] }|j �qS r ��value��.0rD r r r � <listcomp>� � z.YaccProduction.__getitem__.<locals>.<listcomp>r )� isinstancerA rF rB �r �nr r r � __getitem__� s zYaccProduction.__getitem__c C s || j | _d S r )rA rF )r rM �vr r r � __setitem__� s zYaccProduction.__setitem__c C s dd� | j ||� D �S )Nc S s g | ] }|j �qS r rE rG r r r rI � rJ z/YaccProduction.__getslice__.<locals>.<listcomp>)rA )r �i�jr r r � __getslice__� s zYaccProduction.__getslice__c C s t | j�S r )r" rA r; r r r �__len__� s zYaccProduction.__len__c C s t | j| dd�S )N�linenor ��getattrrA rL r r r rU s zYaccProduction.linenoc C s || j | _d S r )rA rU )r rM rU r r r � set_lineno s zYaccProduction.set_linenoc C s, t | j| dd�}t | j| d|�}||fS )NrU r � endlinenorV )r rM � startlineZendliner r r �linespan s zYaccProduction.linespanc C s t | j| dd�S )N�lexposr rV rL r r r r\ s zYaccProduction.lexposc C s || j | _d S r )rA r\ )r rM r\ r r r � set_lexpos s zYaccProduction.set_lexposc C s, t | j| dd�}t | j| d|�}||fS )Nr\ r � endlexposrV )r rM �startpos�endposr r r �lexspan s zYaccProduction.lexspanc C s t �d S r )� SyntaxErrorr; r r r r s zYaccProduction.error)N)r r r r rN rP rS rT rU rX r[ r\ r] ra r r r r r r@ � s r@ c @ s\ e Zd Zdd� Zdd� Zdd� Zdd� Zd d � Zdd d�Zddd�Z ddd�Z ddd�Z d S )�LRParserc C s0 |j | _|j| _|j| _|| _| �� d| _d S �NT) �lr_productions� productions� lr_action�action�lr_goto�gotor6 �set_defaulted_states�errorok)r ZlrtabZerrorfr r r r s zLRParser.__init__c C s d| _ d S rd )rl r; r r r r0 ( s zLRParser.errokc C s@ | j d d �= | jd d �= t� }d|_| j�|� | j �d� d S )N�$endr )� statestack�symstackr9 r$ �append)r �symr r r r2 + s zLRParser.restartc C sP i | _ | j�� D ]:\}}t|�� �}t|�dkr|d dk r|d | j |< qd S �N� r )�defaulted_statesrh �items�list�valuesr" )r �state�actionsZrulesr r r rk ; s z LRParser.set_defaulted_statesc C s i | _ d S r )rt r; r r r �disable_defaulted_statesB s z!LRParser.disable_defaulted_statesNFc C sZ |st r.t|t�r ttj�}| �|||||�S |rD| �|||||�S | �|||||�S d S r ) � yaccdevelrK �intr �sys�stderr� parsedebug�parseopt�parseopt_notrack)r �inputrC r �tracking� tokenfuncr r r �parseE s zLRParser.parsec C s� d }g }| j }| j} | j} | j} td �} d} |�d� |sLddlm} |j}|| _| | _ |d urj|� |� |d u rz|j }n|}|| _ g }|| _ g }|| _ || _d }|�d� t� }d|_|�|� d}|�d� |�d|� || v�r(|�s|s�|� }n|�� }|�st� }d|_|j}|| �|�}n| | }|�d|| � |�d d d �d d � |D �dd � �t|�f �� � |d u�r�|dk�r�|�|� |}|�d|� |�|� d }| r�| d8 } q�|dk �rD| | }|j}|j}t� }||_d |_|�r<|�d|jdd�dd � || d � D �� d | |d| | � n |�d|jg | |d | � |�r�|| d d � }||d< |�r�|d }|j|_|j |_ |d }t |d|j�|_ t |d|j �|_ || _ zd|| d �= || _!|�"| � || d �= |�dt#| d �� |�|� | |d | }|�|� W q� t$�y� |�|� |�%|dd� � |�� |d }d|_d|_|}t&} d| _'Y q�0 q�n�|�r�|j|_|j |_ |g}|| _ zL|| _!|�"| � |�dt#| d �� |�|� | |d | }|�|� W q� t$�y@ |�|� |�� |d }d|_d|_|}t&} d| _'Y q�0 q�|dk�r�|d } t | dd �} |�dt#| �� |�d � | S |d u �r�|�(d d d �d d � |D �dd � �t|�f �� � | dk�s�| j'�r�t&} d| _'|}|jdk�r�d }| j)�r6|�rt*|d ��s||_|| _!t+| j)|| �} | j'�r�| }d }q�n`|�r�t*|d ��rP|j} nd} | �rrt,j-�.d!| |jf � nt,j-�.d"|j � nt,j-�.d#� d S nt&} t|�dk�r�|jdk�r�d }d }d}|d d �= q�|jdk�r�d S |jdk�r�|d }|jdk�r*|�r$t |d |j�|_ t |d$|j �|_ d }q�t� }d|_t*|d ��rP|j |_|_ t*|d$��rj|j |_ |_ ||_|�|� |}q�|�� }|�r�|j|_|j |_ |�� |d }q�t/d%��q�d S )&Nr zPLY: PARSE DEBUG STARTrs ��lexrm � z State : %sz#Defaulted state %s: Reduce using %dz Stack : %sz%s . %s� c S s g | ] }|j �qS r r: �rH �xxr r r rI � rJ z'LRParser.parsedebug.<locals>.<listcomp>z Action : Shift and goto state %sz3Action : Reduce rule [%s] with %s and goto state %d�[�,c S s g | ]}t |j��qS r )r+ rF )rH Z_vr r r rI � rJ �]���rY r^ z Result : %sr FrF zDone : Returning %szPLY: PARSE DEBUG ENDz Error : %sc S s g | ] }|j �qS r r: r� r r r rI D rJ rC rU �(yacc: Syntax error at line %d, token=%s � yacc: Syntax error, token=%s� yacc: Parse error in input. EOF r\ � yacc: internal parser error!!! )0rh rj rf rt r@ r r� r� rC r7 r� r4 rn ro rB rp r9 r$ r �pop�get�joinr> �lstripr r" rF rU r\ rW rY r^ rA rx �callabler) rb �extend� error_countrl r r6 �hasattrr8 r} r~ r � RuntimeError� r r� rC r r� r� � lookahead�lookaheadstackry rj �prodrt �pslice� errorcountr� � get_tokenrn ro �errtokenrq rx �ltype�t�p�pname�plen�targ�t1rM r( �tokrU r r r r ^ s� *� $� � *� zLRParser.parsedebugc C sj d }g }| j }| j} | j} | j} td �} d} |sBddlm} |j}|| _| | _|d ur`|� |� |d u rp|j }n|}|| _ g }|| _ g }|| _ || _ d }|�d� t� }d|_|�|� d}|| v�r|s�|s�|� }n|�� }|s�t� }d|_|j}|| �|�}n| | }|d u�r`|dk�rJ|�|� |}|�|� d }| r�| d8 } q�|dk �r>| | }|j}|j}t� }||_d |_|�r�|| d d � }||d< |�r�|d }|j|_|j|_|d }t|d|j�|_t|d|j�|_|| _zP|| d �= || _ |� | � || d �= |�|� | |d | }|�|� W q� t �y� |�|� |� |dd� � |�� |d }d|_d|_|}t } d | _!Y q�0 q�n�|�r�|j|_|j|_|g}|| _z8|| _ |� | � |�|� | |d | }|�|� W q� t �y: |�|� |�� |d }d|_d|_|}t } d | _!Y q�0 q�|dk�r`|d } t| d d �} | S |d u �r\| dk�s|| j!�rDt } d | _!|}|jdk�r�d }| j"�r�|�r�t#|d ��s�||_|| _ t$| j"|| �} | j!�rB| }d }q�n`|�r2t#|d ��r�|j} nd} | �r t%j&�'d | |jf � nt%j&�'d|j � nt%j&�'d� d S nt } t|�dk�rz|jdk�rzd }d }d}|d d �= q�|jdk�r�d S |jdk�r,|d }|jdk�r�|�r�t|d |j�|_t|d|j�|_d }q�t� }d|_t#|d ��r�|j |_|_t#|d��r|j |_|_||_|�|� |}q�|�� }|�rJ|j|_|j|_|�� |d }q�t(d��q�d S )Nr rs r� rm r� rY r^ r FrF rC rU r� r� r� r\ r� ))rh rj rf rt r@ r� r� rC r7 r� r4 rn ro rB rp r9 r$ r� r� r r" rF rU r\ rW rY r^ rA rx r� rb r� r� rl r6 r� r8 r} r~ r r� r� r r r r� � sV zLRParser.parseoptc C s� d }g }| j }| j} | j} | j} td �} d} |sBddlm} |j}|| _| | _|d ur`|� |� |d u rp|j }n|}|| _ g }|| _ g }|| _ || _ d }|�d� t� }d|_|�|� d}|| v�r|s�|s�|� }n|�� }|s�t� }d|_|j}|| �|�}n| | }|d u�r|dk�rJ|�|� |}|�|� d }| r�| d8 } q�|dk �r�| | }|j}|j}t� }||_d |_|�rR|| d d � }||d< || _zP|| d �= || _|�| � || d �= |�|� | |d | }|�|� W q� t�yL |�|� |�|dd� � |�� |d }d|_d|_|}t} d| _ Y q�0 q�n�|g}|| _z8|| _|�| � |�|� | |d | }|�|� W q� t�y� |�|� |�� |d }d|_d|_|}t} d| _ Y q�0 q�|dk�r|d }t |dd �} | S |d u �r�| dk�s | j �r�t} d| _ |}|jdk�r>d }| j �r�|�r^t |d ��s^||_|| _t | j || �} | j �r�| }d }q�n`|�r�t |d ��r�|j!} nd} | �r�t"j#�$d | |jf � nt"j#�$d |j � nt"j#�$d � d S nt} t|�dk�r |jdk�r d }d }d}|d d �= q�|jdk�r.d S |jdk�r�|d }|jdk�rTd }q�t� }d|_t |d ��rz|j! |_!|_%t |d��r�|j& |_&|_'||_|�|� |}q�|�� }|�� |d }q�t(d��q�d S )Nr rs r� rm r� r FrF rC rU r� r� r� r\ r� ))rh rj rf rt r@ r� r� rC r7 r� r4 rn ro rB rp r9 r$ r� r� r r" rF rA rx r� rb r� r� rl rW r6 r� r8 rU r} r~ r rY r\ r^ r� ) r r� rC r r� r� r� r� ry rj r� rt r� r� r� r� rn ro r� rq rx r� r� r� r� r� r� rM r( r� rU r r r r� � s6 zLRParser.parseopt_notrack)NNFFN)NNFFN)NNFFN)NNFFN) r r r r r0 r2 rk rz r� r r� r� r r r r rc s ] 4rc z^[a-zA-Z0-9_-]+$c @ sR e Zd ZdZddd�Zdd� Zd d � Zd d � Zd d� Zdd� Z dd� Z dd� Z dS )� Productionr ��rightr Nr� c C s� || _ t|�| _|| _|| _d | _|| _|| _|| _t | j�| _ g | _ | jD ]}|| j vrL| j � |� qLg | _ d | _ | jr�d| j d�| j�f | _n d| j | _d S �N�%s -> %sr� z %s -> <empty>)r �tupler� �number�funcr� �file�line�precr" �usymsrp �lr_items�lr_nextr� r> ) r r� r r� � precedencer� r� r� rD r r r r ! s$ zProduction.__init__c C s | j S r r= r; r r r r< ? s zProduction.__str__c C s dt | � d S )Nz Production(�)r= r; r r r r? B s zProduction.__repr__c C s t | j�S r )r" r� r; r r r rT E s zProduction.__len__c C s dS �Nrs r r; r r r � __nonzero__H s zProduction.__nonzero__c C s | j | S r )r� �r �indexr r r rN K s zProduction.__getitem__c C s� |t | j�krd S t| |�}z| j|j|d |_W n ttfyR g |_Y n0 z|j|d |_W n ty� d |_Y n0 |S r� )r" r� �LRItem� Prodnames�lr_after� IndexError�KeyError� lr_before)r rM r� r r r �lr_itemO s zProduction.lr_itemc C s | j r|| j | _d S r �r� r� �r �pdictr r r �bind_ s zProduction.bind)r� Nr� r ) r r r �reducedr r< r? rT r� rN r� r� r r r r r� s r� c @ s, e Zd Zdd� Zdd� Zdd� Zdd� Zd S ) �MiniProductionc C s. || _ || _|| _d | _|| _|| _|| _d S r )r r" r� r� r� r� r> )r r> r r" r� r� r� r r r r h s zMiniProduction.__init__c C s | j S r r= r; r r r r< q s zMiniProduction.__str__c C s d| j S )NzMiniProduction(%s)r= r; r r r r? t s zMiniProduction.__repr__c C s | j r|| j | _d S r r� r� r r r r� x s zMiniProduction.bindN)r r r r r< r? r� r r r r r� g s r� c @ s$ e Zd Zdd� Zdd� Zdd� ZdS )r� c C sZ |j | _ t|j�| _|j| _|| _i | _| j�|d� t| j�| _t| j�| _|j | _ d S )N�.) r rv r� r� �lr_index� lookaheads�insertr� r" r� )r r� rM r r r r � s zLRItem.__init__c C s, | j r d| jd�| j �f }n d| j }|S r� )r� r r� )r rD r r r r< � s zLRItem.__str__c C s dt | � d S )NzLRItem(r� r= r; r r r r? � s zLRItem.__repr__N)r r r r r< r? r r r r r� � s r� c C s6 t | �d }|dkr2| | |v r(| | S |d8 }q d S rr )r" )Zsymbols� terminalsrQ r r r �rightmost_terminal� s r� c @ s e Zd ZdS )� GrammarErrorNr r r r r r� � s r� c @ s� e Zd Zdd� Zdd� Zdd� Zdd� Zd$d d �Zd%dd�Zdd� Z dd� Z dd� Z dd� Z dd� Z dd� Zd d � Zd d � Zd&d d!�Zd"d#� Zd S )'�Grammarc C sb d g| _ i | _i | _i | _|D ]}g | j|< q g | jd< i | _i | _i | _i | _t� | _ d | _ d S �Nr ) � Productionsr� �Prodmap� Terminals� Nonterminals�First�Follow� Precedence�set�UsedPrecedence�Start)r r� �termr r r r � s zGrammar.__init__c C s t | j�S r )r" r� r; r r r rT � s zGrammar.__len__c C s | j | S r )r� r� r r r rN � s zGrammar.__getitem__c C sL | j d gksJ d��|| jv r*td| ��|dvr:td��||f| j|< d S )Nz2Must call set_precedence() before add_production()z,Precedence already specified for terminal %r)�leftr� �nonassocz:Associativity must be one of 'left','right', or 'nonassoc')r� r� r� )r r� �assoc�levelr r r �set_precedence� s zGrammar.set_precedenceNr� r c C s� || j v r td|||f ��|dkr6td|||f ��t�|�sRtd|||f ��t|�D ]�\}}|d dv r�zLt|�}t|�dkr�td||||f ��|| j vr�g | j |< |||< W qZW n ty� Y n0 t�|�sZ|d krZtd ||||f ��qZd |v �r�|d d k�r td ||f ��|d d k�r<td||f ��|d } | j� | �} | �sjtd||| f ��n | j � | � |d d �= nt || j �} | j� | d�} d||f } | | j v �r�| j | } td||| f d| j| jf ��t| j�} || jv�r g | j|< |D ]J}|| j v �r&| j | �| � n&|| jv�r<g | j|< | j| �| � �qt| ||| |||�}| j�|� || j | < z| j| �|� W n t�y� |g| j|< Y n0 d S )Nz7%s:%d: Illegal rule name %r. 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jd kr�|�d� |S )Nrs r rm )rG r� r" r� r7 r� rp r� ) r rH rM rK rx r+ �termsrE r� r3 r r r � dr_relation s z LRGeneratedTable.dr_relationc C sr g }|\}}| � || |�}| j�t|�d�}|D ]:} | j| jd k r2| j| jd } | |v r2|�|| f� q2|S )Nr� rs )rG r: r� r% r� r" r� rp ) r rH rM �emptyr1 rx r+ rE rR r� r3 r r r �reads_relation s z LRGeneratedTable.reads_relationc C s� i }i }i }|D ] }d||< q|D �]�\}} g } g } || D �],} | j | krNq<| j} |}| | jd k r�| d } | j| }||f|v r�| d }|| jk r�| j| | jjv r�q�| j| |vr�q�|d }q�| �||f� | �|| |�}| j� t |�d�}qX|| D ]j}|j | j k�rq�|j| jk�r"q�d}||jk �rZ|j| | j|d k�rNq�|d }�q&| �||f� q�q<| D ]*}||v�r�g ||< || �|| f� �qp| ||| f< q"||fS )Nrs r� r ) r r� r" r� r7 r� rp rG r: r� r% )r rH rM rK ZlookdictZ includedictZdtransr� rx r+ ZlookbZincludesr� r� rR ZlirE r& rQ r r r �compute_lookback_includesD sX z*LRGeneratedTable.compute_lookback_includesc s0 � ��fdd�}� ��fdd�}t |||�}|S )Nc s �� � | ��S r )rP �r �rH rK r r r �<lambda>� rJ 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< �q�| jdk�r|j| }n| j j|j }|D �]�}| �||d |j |f f� | �|�}|d u�r�|dk�r*|�|d �\}}||j j\}}||k �s�||k�r�|d k�r�|j | |< || |< |�s�|�s�|�d |� | j�||df� ||j jd7 _nB||k�r|dk�rd | |< n$|�s�|�d|� | j�||df� n�|dk �r�|| }||j }|j|jk�r�|j | |< || |< || }}||j jd7 _||j jd8 _n || }}| j�|||f� |�d|| | j | | � n td| ��n(|j | |< || |< ||j jd7 _�qq�|j }|j|d }|| j jv r�| �| |�}| j�t |�d�} | dkr�| �||d| f� | �|�}|d u�r�|dk�r�|| k�r�td| ��n�|dk �r�|�|d �\}}|| | j j\}}||k�s�||k�r<|dk�r<|| | j jd8 _| | |< || |< |�s�|�d|� | j�||df� nH||k�rZ|dk�rZd | |< n*|�s�|�s�|�d |� | j�||df� n td| ��q�| | |< || |< q�i } | D ]>\}}} || v �r�|| | u �r�|�d|| � d| || f< �q�|�d� d} | D ]P\}}} || v �r || | u�r || f| v�r |� d|| � d} d| || f< �q | �rb|� d� i } | D ]*}!|!j D ] }"|"| j j v �rtd | |"< �qt�qj| D ]D}#| �| |#�}| j�t |�d�} | dk�r�| | |#< |�d|#| � �q�| ||< | ||< | ||< |d7 }qXd S )NzParsing method: %sr r r� zstate %dz (%d) %srs r� rm zreduce using rule %d (%s)r� r� z3 ! shift/reduce conflict for %s resolved as reduce�reducer� z2 ! shift/reduce conflict for %s resolved as shift�shiftz= ! reduce/reduce conflict for %s resolved using rule %d (%s)z Unknown conflict in state %dr� zshift and go to state %dz Shift/shift conflict in state %dr� z %-15s %sz ! %-15s [ %s ]z" %-30s shift and go to state %d) r7 r� r� ri rg r8 r r rJ r^ r� r" r� r r� r� rp r� r� r= r� r� r> r5 r� r� rG r: r% r r� r� )$r r� r� rj rh r8 ZactionprH �strB ZactlistZ st_actionZ st_actionpZst_gotor� Zlaheadsr3 r& ZsprecZslevelZrprecZrlevelZoldp�ppZchosenpZrejectprQ rE rR Z _actprintr� Znot_usedZnkeysrI rD rM r r r r? � s � z LRGeneratedTable.lr_parse_tabler� c C s� t |tj�rtd��|�d�d }tj�||�d }�z8t|d�}|� dtj� |�t | j |f � d}|�r`i }| j �� D ]T\} } | �� D ]B\} } |�| �} | s�g g f} | || < | d �| � | d �| � q�qz|� d � |�� D ]f\}} |� d | � | d D ]} |� d | � �q |� d � | d D ]} |� d | � �q(|� d � q�|� d� |� d� nF|� d� | j �� D ]&\}} |� d|d |d | f � �qt|� d� |�r�i }| j�� D ]Z\} } | �� D ]F\} } |�| �} | �s�g g f} | || < | d �| � | d �| � �qʐq�|� d� |�� D 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Expected ':'z %s:%d: Syntax error in rule %r)� splitlinesre rb rp � Exception�strip) �docr� r� r7 ZpstringsZlastpZdlineZpsr� r� r� Zassignr r r � parse_grammarQ s6 r| c @ s� e Zd Zd dd�Zdd� Zdd� Zdd � Zd d � Zd d � Zdd� Z dd� Z dd� Z dd� Z dd� Z dd� Zdd� Zd d � Zd d � ZdS )!� ParserReflectNc C sL || _ d | _d | _d | _t� | _g | _d| _|d u rBtt j �| _ n|| _ d S )NF) r� r� � error_func�tokensr� r r7 r r r} r~ r8 )r r� r8 r r r r { s zParserReflect.__init__c C s, | � � | �� | �� | �� | �� d S r )� get_start�get_error_func� get_tokens�get_precedence�get_pfunctionsr; r r r �get_all� s zParserReflect.get_allc C s6 | � � | �� | �� | �� | �� | �� | jS r )�validate_start�validate_error_func�validate_tokens�validate_precedence�validate_pfunctions�validate_modulesr r; r r r � validate_all� s zParserReflect.validate_allc C s� g }zr| j r|�| j � | jr:|�d�dd� | jD ��� | jrR|�d�| j�� | jD ]}|d rX|�|d � qXW n ttfy� Y n0 d�|�S )Nr� c S s g | ]}d � |��qS )r� )r� )rH r� r r r rI � rJ z+ParserReflect.signature.<locals>.<listcomp>r� r )r� rp r� r� r �pfuncs� TypeError� ValueError)r �partsr r r r r$ � s zParserReflect.signaturec C s� t �d�}| jD ]�}zt�|�\}}W n ty< Y qY n0 i }t|�D ]^\}}|d7 }|�|�}|rJ|�d�}|� |�} | s�|||< qJt� |�} | j � d| ||| � qJqd S )Nz \s*def\s+(p_[a-zA-Z_0-9]*)\(rs z;%s:%d: Function %s redefined. Previously defined on line %d) �re�compiler �inspectZgetsourcelinesrd r� r� �groupr� � getsourcefiler8 r ) r Zfrer �linesZlinenZ counthashr� r� r �prevr# r r r r� � s& �z ParserReflect.validate_modulesc C s | j �d�| _d S )Nr� )r� r� r� r; r r r r� � s zParserReflect.get_startc C s& | j d ur"t| j t�s"| j�d� d S )Nz'start' must be a string)r� rK � string_typesr8 r r; r r r r� � s z ParserReflect.validate_startc C s | j �d�| _d S )N�p_error)r� r� r~ r; r r r r� � s z ParserReflect.get_error_funcc C s� | j r�t| j tj�rd}n*t| j tj�r.d}n| j�d� d| _d S | j jj}| j jj }t � | j �}| j � |� | j jj| }|dkr�| j�d||� d| _d S )Nr rs z2'p_error' defined, but is not a function or methodTz$%s:%d: p_error() requires 1 argument)r~ rK r � FunctionType� MethodTyper8 r �__code__�co_firstlineno� co_filenamer� � getmoduler r� � co_argcount)r ZismethodZelineZefiler Zargcountr r r r� � s z!ParserReflect.validate_error_funcc C sr | j �d�}|s&| j�d� d| _d S t|ttf�sJ| j�d� d| _d S |sd| j�d� d| _d S t|�| _d S )Nr zNo token list is definedTz tokens must be a list or tupleztokens is empty) r� r� r8 r rK rv r� �sortedr )r r r r r r� � s zParserReflect.get_tokensc C sV d| j v r | j�d� d| _d S t� }| j D ]$}||v rF| j�d|� |�|� q,d S )Nr z.Illegal token name 'error'. Is a reserved wordTzToken %r multiply defined)r r8 r r� r r� )r r� rM r r r r� s z ParserReflect.validate_tokensc C s | j �d�| _d S )Nr� )r� r� r� r; r r r r� s z ParserReflect.get_precedencec C s g }| j �rt| j ttf�s2| j�d� d| _d S t| j �D ]�\}}t|ttf�sj| j�d� d| _ d S t|�dk r�| j�d|� d| _ d S |d }t|t�s�| j�d� d| _ d S |dd � D ]<}t|t�s�| j�d � d| _ d S |� |||d f� q�q<|| _ d S ) Nz"precedence must be a list or tupleTzBad precedence tablerv z?Malformed precedence entry %s. Must be (assoc, term, ..., term)r z)precedence associativity must be a stringrs z precedence items must be strings) r� rK rv r� r8 r r� r" r� rp �preclist)r r� r� r� r� r� r r r r� s6 z!ParserReflect.validate_precedencec C s� g }| j �� D ]\\}}|�d�r|dkr*qt|tjtjf�rt|d|jj �}t � |�}|� ||||j f� q|jdd� d� || _d S )N�p_r� r� c S s | d t | d �| d | d fS )Nr rs rv r r= )Z p_functionr r r rV F s �z.ParserReflect.get_pfunctions.<locals>.<lambda>)�key)r� ru � startswithrK r r� r� rW r� r� r� r� rp �__doc__�sortr� )r Z p_functionsr �itemr� r r r r r� 9 s z ParserReflect.get_pfunctionsc C sN g }t | j�dkr(| j�d� d| _d S | jD �]\}}}}t�|�}| j| }t|tj �rbd}nd}|j j |kr�| j�d|||j � d| _q.|j j |k r�| j�d|||j � d| _q.|j s�| j�d|||j � q.z(t|||�} | D ]} |�|| f� q�W n< t�y6 } z"| j�t| �� d| _W Y d } ~ n d } ~ 0 0 | j�|� q.| j�� D ]�\} } | �d ��r|t| tjtj f��r|�qP| �d ��r��qP| �d ��r�| d k�r�| j�d | � t| tj��r�| j j dk�s�t| tj ��rP| jj j dk�rP| j �rPz8| j �d �}|d dk�r(| j�d| j j| j j| � W n t �y> Y n0 �qP|| _ d S )Nr z+no rules of the form p_rulename are definedTrv rs z%%s:%d: Rule %r has too many argumentsz#%s:%d: Rule %r requires an argumentzA%s:%d: No documentation string specified in function %r (ignored)r� Zt_r� z %r not defined as a functionr� rw z9%s:%d: Possible grammar rule %r defined without p_ prefix) r" r� r8 r r� r� r� rK r r� r� r� r r� r r| rp rb r> r r� ru r� r� �__func__re r� r� r� r7 )r r7 r� r r r{ r� r� ZreqargsZparsed_grE ri rM rO r r r r� N sf � � � � z!ParserReflect.validate_pfunctions)N)r r r r r� r� r$ r� r� r� r� r� r� r� r� r� r� r� r r r r r} z s r} c < s� |d u r t }| rd}| d u r&ttj�} � r�� fdd�t� �D �} t| �}d|vrdtj|d j|d< d|vr�d|v r�ttj|d d�r�tj|d j |d< nt d�}| d u �r t |t j �r�|j}nLd|vr�|d }n:|�d�}d�|d d � �}td | � ttj| dd �}tj�|�} |�d�}|�rNt |t��rNd|v�rN|d | }|d u�r`||d < t|| d �}|�� |j�r�td��|�� }z�t � }| �r�|� | �}n |� |�}|�s�||k�rz&|� |j � t!||j"�}|j#a#|W W S t$�y } z| �%d|� W Y d }~n d }~0 0 W nF t&�yP } z| �%t|�� W Y d }~n d }~0 t'�yb Y n0 | d u �r�|�r�z tt(tj�| |�d��} W n> t)�y� } z$| �%d||f � t*� } W Y d }~n d }~0 0 nt*� } | �+dt,� d}|�-� �r�td��|j"�s | �%d� t.|j/�}|j0D ]R\}} } z|�1|| | � W n2 t2�yj } z| �%d|� W Y d }~n d }~0 0 �q |j3D ]d\} } | \} }!}"}#z|�4|"|#| | |!� W n6 t2�y� } z | �d|� d}W Y d }~n d }~0 0 �qvz&|d u �r�|�5|j6� n |�5|� W n8 t2�y: } z | �t|�� d}W Y d }~n d }~0 0 |�rJtd��|�7� }$|$D ]"\}%}&| �d|&j8|&j9|%� d}�qV|�:� }'|'�r�| �+d � | �+d� | �+d � |'D ] }| �%d|� | �+d|� �q�|�r| �+d � | �+d� | �+d � t;|j<�D ]\}(})| �+d |(|)� �q�|�=� }*|*D ] }&| �%d |&j8|&j9|&j>� �q t?|'�d k�rT| �%d � t?|'�d k�rr| �%d t?|'�� t?|*�d k�r�| �%d!� t?|*�d k�r�| �%d"t?|*�� |�rx| �+d � | �+d#� | �+d � t@|jA�}+|+�B� |+D ]*}| �+d$|d%�d&d� |jA| D ��� �q�| �+d � | �+d'� | �+d � t@|jC�},|,�B� |,D ]*}-| �+d$|-d%�d(d� |jC|- D ��� �qB| �+d � |�r�|�D� }.|.D ]}/| �%d)|/� �q�|�E� }0|0D ]}1| �d*|1� d}�q�|�F� }2|2D ] \}} | �d+| |� d}�q�|�r�td��|�r | �Gd,| � tH|| | �}|�r�t?|jI�}3|3d k�r>| �%d-� n|3d k�rT| �%d.|3� t?|jJ�}4|4d k�rt| �%d/� n|4d k�r�| �%d0|4� |�r�|jI�s�|jJ�r�| �%d � | �%d1� | �%d � |jID ] \}5}6}7| �%d2|6|5|7� �q�tK� }8|jJD ]x\}5}9}:|5tL|9�tL|:�f|8v �r�q�| �%d3|5|9� | �%d4|:|5� | �%d3|5|9� | �%d4|:|5� |8�M|5tL|9�tL|:�f� �q�g };|jJD ]@\}5}9}:|:jN�sr|:|;v�rr| �%d5|:� | �%d5|:� |;�O|:� �qr|� rz&|�P|| |� |tjv �r�tj|= W n8 t)� y } z | �%d6||f � W Y d }~n d }~0 0 | � rjz|�Q| |� W n8 t)� yh } z | �%d6| |f � W Y d }~n d }~0 0 |� |j � t!||j"�}|j#a#|S )7Nr c s g | ]}|t � |�f�qS r )rW )rH r �r r r rI � rJ zyacc.<locals>.<listcomp>�__file__r � __package__rv r� r� r r� r� )r8 zUnable to build parserz.There was a problem loading the table file: %rrc zCouldn't open %r. %sz5Created by PLY version %s (http://www.dabeaz.com/ply)Fz no p_error() function is definedz%sTz;%s:%d: Symbol %r used, but not defined as a token or a rulezUnused terminals:z Token %r defined, but not usedz %sr� z Rule %-5d %sz$%s:%d: Rule %r defined, but not usedrs zThere is 1 unused tokenzThere are %d unused tokenszThere is 1 unused rulezThere are %d unused rulesz'Terminals, with rules where they appearz %-20s : %sr� c S s g | ] }t |��qS r r= rG r r r rI M rJ z*Nonterminals, with rules where they appearc S s g | ] }t |��qS r r= rG r r r rI U rJ zSymbol %r is unreachablez)Infinite recursion detected for symbol %rz0Precedence rule %r defined for unknown symbol %rzGenerating %s tablesz1 shift/reduce conflictz%d shift/reduce conflictsz1 reduce/reduce conflictz%d reduce/reduce conflictsz Conflicts:z7shift/reduce conflict for %s in state %d resolved as %sz;reduce/reduce conflict in state %d resolved using rule (%s)z rejected rule (%s) in state %dzRule (%s) is never reducedzCouldn't create %r. %s)R� tab_moduler r} r~ �dir�dictr r� r� r� rt rK r r re r� r rW r r �dirnamer� r> r} r� r r r$ r r% r r& r� rc r~ r� ry r r r r rd r r � __version__r� r� r r� r� r� r7 r� r� r� r� r� r� r� r� r� r r r" rv r� r� r� r� r� r r r6 r= r> r� r% r� r� rp rj rn )<r@ r r rg r� Zcheck_recursion�optimizeZ write_tablesZ debugfilerh ZdebuglogZerrorlogZ picklefileZ_itemsr� Zsrcfiler� Zpkgname�pkgZpinfor$ ZlrZread_signaturer7 ri �errorsr7 r� r� r� �funcnameZgramr� r� r� r� r� rq r� r� rM r� r rO ZnontermsZnontermZ unreachable�ur� �infZ unused_precZnum_srZnum_rrrx r� Z resolutionZalready_reportedZruleZrejectedZ warned_neverr r� r �yacc� s� &" & ( ( (( r� );r� r r} Zos.pathr r� r, r� r Z yaccdebugZ debug_filer� Z default_lrr� r{ r# rm � version_infoZ basestringr� r> �maxsizer/ �objectr r ry r r) r+ r/ r3 r1 r. r0 r2 r4 r8 r9 r@ rc r� r� r� r� r� r� r� r� r r r- r' r5 r6 rt r| r} r� r r r r �<module>> s� 7 m H. rT ) �