a
    þÔ…Z ã                   @   s
  d dl Z d dlZd dlZd dlZd dlZd dlZdZdZdZ	dZ
dZdZdZd	Zd
Zd Zejd  dk rleZneZejZG dd„ deƒZG dd„ deƒZG dd„ deƒZdd„ Zdd„ Zdadada dZ!dd„ Z"dd„ Z#dd„ Z$dd„ Z%G dd„ dƒZ&G d d!„ d!ƒZ'G d"d#„ d#ƒZ(e  )d$¡Z*G d%d&„ d&eƒZ+G d'd(„ d(eƒZ,G d)d*„ d*eƒZ-d+d,„ Z.G d-d.„ d.eƒZ/G d/d0„ d0eƒZ0G d1d2„ d2eƒZ1G d3d4„ d4eƒZ2d5d6„ Z3d7d8„ Z4G d9d:„ d:eƒZ5G d;d<„ d<e2ƒZ6d=d>„ Z7d?d@„ Z8G dAdB„ dBeƒZ9de	deddd	de
ddddfdCdD„Z:dS )Eé    Nz3.11z3.10Tz
parser.outÚparsetabÚLALRé   Fé(   c                   @   s4   e Zd Zdd„ Zdd„ ZeZdd„ Zdd„ ZeZd	S )
Ú	PlyLoggerc                 C   s
   || _ d S ©N)Úf)Úselfr   © r
   ú*/usr/lib/python3/dist-packages/ply/yacc.pyÚ__init__m   s    zPlyLogger.__init__c                 O   s   | j  || d ¡ d S )NÚ
©r   Úwrite©r	   ÚmsgÚargsÚkwargsr
   r
   r   Údebugp   s    zPlyLogger.debugc                 O   s   | j  d||  d ¡ d S )Nz	WARNING: r   r   r   r
   r
   r   Úwarningu   s    zPlyLogger.warningc                 O   s   | j  d||  d ¡ d S )NzERROR: r   r   r   r
   r
   r   Úerrorx   s    zPlyLogger.errorN)	Ú__name__Ú
__module__Ú__qualname__r   r   Úinfor   r   Zcriticalr
   r
   r
   r   r   l   s   r   c                   @   s   e Zd Zdd„ Zdd„ ZdS )Ú
NullLoggerc                 C   s   | S r   r
   )r	   Únamer
   r
   r   Ú__getattribute__   s    zNullLogger.__getattribute__c                 O   s   | S r   r
   )r	   r   r   r
   r
   r   Ú__call__‚   s    zNullLogger.__call__N)r   r   r   r   r   r
   r
   r
   r   r   ~   s   r   c                   @   s   e Zd ZdS )Ú	YaccErrorN©r   r   r   r
   r
   r
   r   r   †   s   r   c                 C   sP   t | ƒ}d|v rt |ƒ}t|ƒtkr4|d t… d }dt| ƒjt| ƒ|f }|S )Nr   z ...z<%s @ 0x%x> (%s))ÚreprÚlenÚresultlimitÚtyper   Úid)ÚrÚrepr_strÚresultr
   r
   r   Úformat_resultŠ   s    r)   c                 C   sB   t | ƒ}d|v rt |ƒ}t|ƒdk r(|S dt| ƒjt| ƒf S d S )Nr   é   z<%s @ 0x%x>)r!   r"   r$   r   r%   )r&   r'   r
   r
   r   Ú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ƒ S r   )ÚwarningsÚwarnÚ_warnmsgÚ_errokr
   r
   r
   r   Úerrok®   s    
r0   c                   C   s   t  t¡ tƒ S r   )r,   r-   r.   Ú_restartr
   r
   r
   r   Úrestart²   s    
r2   c                   C   s   t  t¡ tƒ S r   )r,   r-   r.   Ú_tokenr
   r
   r
   r   Útoken¶   s    
r4   c                 C   s<   |j a|ja|ja| |ƒ}z
bbbW n ty6   Y n0 |S r   )r0   r/   r4   r3   r2   r1   Ú	NameError)Ú	errorfuncr4   Úparserr&   r
   r
   r   Úcall_errorfunc»   s    
r8   c                   @   s   e Zd Zdd„ Zdd„ ZdS )Ú
YaccSymbolc                 C   s   | j S r   ©r$   ©r	   r
   r
   r   Ú__str__Ù   s    zYaccSymbol.__str__c                 C   s   t | ƒS r   ©Ústrr;   r
   r
   r   Ú__repr__Ü   s    zYaccSymbol.__repr__N)r   r   r   r<   r?   r
   r
   r
   r   r9   Ø   s   r9   c                   @   sn   e Zd Zddd„Zdd„ Zdd„ Zdd	„ Zd
d„ Zdd„ Zdd„ Z	dd„ Z
dd„ Zdd„ Zdd„ Zdd„ ZdS )ÚYaccProductionNc                 C   s   || _ || _d | _d | _d S r   )ÚsliceÚstackÚlexerr7   )r	   ÚsrB   r
   r
   r   r   é   s    zYaccProduction.__init__c                 C   sB   t |tƒrdd„ | j| D ƒS |dkr2| j| jS | j| jS d S )Nc                 S   s   g | ]
}|j ‘qS r
   ©Úvalue©Ú.0rD   r
   r
   r   Ú
<listcomp>ñ   ó    z.YaccProduction.__getitem__.<locals>.<listcomp>r   )Ú
isinstancerA   rF   rB   ©r	   Únr
   r
   r   Ú__getitem__ï   s
    
zYaccProduction.__getitem__c                 C   s   || j | _d S r   )rA   rF   )r	   rM   Úvr
   r
   r   Ú__setitem__÷   s    zYaccProduction.__setitem__c                 C   s   dd„ | j ||… D ƒS )Nc                 S   s   g | ]
}|j ‘qS r
   rE   rG   r
   r
   r   rI   û   rJ   z/YaccProduction.__getslice__.<locals>.<listcomp>)rA   )r	   ÚiÚjr
   r
   r   Ú__getslice__ú   s    zYaccProduction.__getslice__c                 C   s
   t | jƒS r   )r"   rA   r;   r
   r
   r   Ú__len__ý   s    zYaccProduction.__len__c                 C   s   t | j| ddƒS )NÚlinenor   ©ÚgetattrrA   rL   r
   r
   r   rU      s    zYaccProduction.linenoc                 C   s   || j | _d S r   )rA   rU   )r	   rM   rU   r
   r
   r   Ú
set_lineno  s    zYaccProduction.set_linenoc                 C   s,   t | j| ddƒ}t | j| d|ƒ}||fS )NrU   r   Ú	endlinenorV   )r	   rM   Ú	startlineZendliner
   r
   r   Úlinespan  s    zYaccProduction.linespanc                 C   s   t | j| ddƒS )NÚlexposr   rV   rL   r
   r
   r   r\     s    zYaccProduction.lexposc                 C   s   || j | _d S r   )rA   r\   )r	   rM   r\   r
   r
   r   Ú
set_lexpos  s    zYaccProduction.set_lexposc                 C   s,   t | j| ddƒ}t | j| d|ƒ}||fS )Nr\   r   Ú	endlexposrV   )r	   rM   ÚstartposÚendposr
   r
   r   Úlexspan  s    zYaccProduction.lexspanc                 C   s   t ‚d S r   )ÚSyntaxErrorr;   r
   r
   r   r     s    zYaccProduction.error)N)r   r   r   r   rN   rP   rS   rT   rU   rX   r[   r\   r]   ra   r   r
   r
   r
   r   r@   è   s   
r@   c                   @   s\   e Zd Zdd„ Zdd„ Zdd„ Zdd„ Zd	d
„ Zddd„Zddd„Z	ddd„Z
ddd„ZdS )ÚLRParserc                 C   s0   |j | _|j| _|j| _|| _|  ¡  d| _d S ©NT)	Úlr_productionsÚproductionsÚ	lr_actionÚactionÚlr_gotoÚgotor6   Úset_defaulted_statesÚerrorok)r	   ZlrtabZerrorfr
   r
   r   r      s    zLRParser.__init__c                 C   s
   d| _ d S rd   )rl   r;   r
   r
   r   r0   (  s    zLRParser.errokc                 C   s@   | j d d …= | jd d …= tƒ }d|_| j |¡ | j  d¡ d S )Nú$endr   )Ú
statestackÚsymstackr9   r$   Úappend)r	   Úsymr
   r
   r   r2   +  s    zLRParser.restartc                 C   sP   i | _ | j ¡ D ]:\}}t| ¡ ƒ}t|ƒdkr|d dk r|d | j |< qd S ©Né   r   )Údefaulted_statesrh   ÚitemsÚlistÚvaluesr"   )r	   ÚstateÚactionsZrulesr
   r
   r   rk   ;  s
    zLRParser.set_defaulted_statesc                 C   s
   i | _ d S r   )rt   r;   r
   r
   r   Údisable_defaulted_statesB  s    z!LRParser.disable_defaulted_statesNFc                 C   sZ   |st r.t|tƒrttjƒ}|  |||||¡S |rD|  |||||¡S |  |||||¡S d S r   )	Ú	yaccdevelrK   Úintr   ÚsysÚstderrÚ
parsedebugÚparseoptÚparseopt_notrack)r	   ÚinputrC   r   ÚtrackingÚ	tokenfuncr
   r
   r   ÚparseE  s    

zLRParser.parsec                  C   s¾  d }g }| j }| j}	| j}
| j}td ƒ}d}| d¡ |sLddlm} |j}||_| |_	|d urj| 
|¡ |d u rz|j}n|}|| _g }|| _g }|| _||_d }| d¡ tƒ }d|_| |¡ d}| d¡ | d|¡ ||vr(|s|sø|ƒ }n| ¡ }|stƒ }d|_|j}||  |¡}n|| }| d|| ¡ | d	d
d dd„ |D ƒdd … ¡t|ƒf  ¡ ¡ |d ur€|dkr¾| |¡ |}| d|¡ | |¡ d }|rÆ|d8 }qÆ|dk rD|
|  }|j}|j}tƒ }||_d |_|r<| d|jdd dd„ || d … D ƒ¡ d |	|d|   | ¡ n| d|jg |	|d  | ¡ |rŠ|| d d … }||d< |rÀ|d }|j|_|j|_|d }t|d|jƒ|_t|d|jƒ|_||_ zd|| d …= || _!| "|¡ || d …= | dt#|d ƒ¡ | |¡ |	|d  | }| |¡ W qÆ t$y„   | |¡ | %|dd… ¡ | ¡  |d }d|_d|_|}t&}d| _'Y qÆ0 qÆnº|r |j|_|j|_|g}||_ zL|| _!| "|¡ | dt#|d ƒ¡ | |¡ |	|d  | }| |¡ W qÆ t$y@   | |¡ | ¡  |d }d|_d|_|}t&}d| _'Y qÆ0 qÆ|dkr€|d }t|dd ƒ}| dt#|ƒ¡ | d¡ |S |d u r°| (dd
d dd„ |D ƒdd … ¡t|ƒf  ¡ ¡ |dksÐ| j'r˜t&}d| _'|}|jdkrîd }| j)r6|rt*|dƒs||_|| _!t+| j)|| ƒ}| j'r–|}d }qÆn`|r†t*|d ƒrP|j}nd}|rrt,j- .d!||jf ¡ nt,j- .d"|j ¡ nt,j- .d#¡ d S nt&}t|ƒdkrÎ|jdkrÎd }d }d}|d d …= qÆ|jdkrÞd S |jdkr€|d }|jdkr*|r$t|d |jƒ|_t|d$|jƒ|_d }qÆtƒ }d|_t*|d ƒrP|j |_|_t*|d$ƒrj|j |_|_||_| |¡ |}qÆ| ¡ }|rž|j|_|j|_| ¡  |d }qÆt/d%ƒ‚qÆd S )&Nr   zPLY: PARSE DEBUG STARTrs   ©Úlexrm   Ú zState  : %sz#Defaulted state %s: Reduce using %dzStack  : %sz%s . %sú c                 S   s   g | ]
}|j ‘qS r
   r:   ©rH   Zxxr
   r
   r   rI   ³  rJ   z'LRParser.parsedebug.<locals>.<listcomp>z Action : Shift and goto state %sz3Action : Reduce rule [%s] with %s and goto state %dú[ú,c                 S   s   g | ]}t |jƒ‘qS r
   )r+   rF   )rH   Z_vr
   r
   r   rI   Ö  rJ   ú]éÿÿÿÿrY   r^   zResult : %sr   FrF   zDone   : Returning %szPLY: PARSE DEBUG ENDzError  : %sc                 S   s   g | ]
}|j ‘qS r
   r:   rŠ   r
   r
   r   rI   D  rJ   rC   rU   ú(yacc: Syntax error at line %d, token=%s
úyacc: Syntax error, token=%sú yacc: Parse error in input. EOF
r\   úyacc: internal parser error!!!
)0rh   rj   rf   rt   r@   r   rˆ   r‡   rC   r7   r‚   r4   rn   ro   rB   rp   r9   r$   r   ÚpopÚgetÚjoinr>   Úlstripr   r"   rF   rU   r\   rW   rY   r^   rA   rx   Úcallabler)   rb   ÚextendÚerror_countrl   r   r6   Úhasattrr8   r}   r~   r   ÚRuntimeError© r	   r‚   rC   r   rƒ   r„   Ú	lookaheadÚlookaheadstackry   rj   Úprodrt   ÚpsliceÚ
errorcountr‡   Ú	get_tokenrn   ro   Úerrtokenrq   rx   ÚltypeÚtÚpÚpnameÚplenÚtargÚt1rM   r(   ÚtokrU   r
   r
   r   r   ^  s„   





*ÿ






$þÿ








*ÿ

zLRParser.parsedebugc                  C   sj  d }g }| j }| j}	| j}
| j}td ƒ}d}|sBddlm} |j}||_| |_|d ur`| 	|¡ |d u rp|j
}n|}|| _
g }|| _g }|| _||_d }| d¡ tƒ }d|_| |¡ d}||vr|sî|sÖ|ƒ }n| ¡ }|sîtƒ }d|_|j}||  |¡}n|| }|d ur`|dkrJ| |¡ |}| |¡ d }|r¼|d8 }q¼|dk r>|
|  }|j}|j}tƒ }||_d |_|r˜|| d d … }||d< |râ|d }|j|_|j|_|d }t|d|jƒ|_t|d|jƒ|_||_zP|| d …= || _| |¡ || d …= | |¡ |	|d  | }| |¡ W q¼ ty’   | |¡ | |dd… ¡ | ¡  |d }d|_d|_|}t }d	| _!Y q¼0 q¼n¦|r®|j|_|j|_|g}||_z8|| _| |¡ | |¡ |	|d  | }| |¡ W q¼ ty:   | |¡ | ¡  |d }d|_d|_|}t }d	| _!Y q¼0 q¼|dkr`|d }t|d
d ƒ}|S |d u r\|dks|| j!rDt }d	| _!|}|jdkršd }| j"râ|rºt#|dƒsº||_|| _t$| j"|| ƒ}| j!rB|}d }q¼n`|r2t#|dƒrü|j}nd}|rt%j& 'd||jf ¡ nt%j& 'd|j ¡ nt%j& 'd¡ d S nt }t|ƒdkrz|jdkrzd }d }d}|d d …= q¼|jdkrŠd S |jdkr,|d }|jdkrÖ|rÐt|d|jƒ|_t|d|jƒ|_d }q¼tƒ }d|_t#|dƒrü|j |_|_t#|dƒr|j |_|_||_| |¡ |}q¼| ¡ }|rJ|j|_|j|_| ¡  |d }q¼t(dƒ‚q¼d S )Nr   rs   r†   rm   rŽ   rY   r^   r   FrF   rC   rU   r   r   r‘   r\   r’   ))rh   rj   rf   rt   r@   rˆ   r‡   rC   r7   r‚   r4   rn   ro   rB   rp   r9   r$   r“   r”   r   r"   rF   rU   r\   rW   rY   r^   rA   rx   r—   rb   r˜   r™   rl   r6   rš   r8   r}   r~   r   r›   rœ   r
   r
   r   r€   ¹  sV   



















zLRParser.parseoptc                 C   sÒ  d }g }| j }| j}	| j}
| j}td ƒ}d}|sBddlm} |j}||_| |_|d ur`| 	|¡ |d u rp|j
}n|}|| _
g }|| _g }|| _||_d }| d¡ tƒ }d|_| |¡ d}||vr|sî|sÖ|ƒ }n| ¡ }|sîtƒ }d|_|j}||  |¡}n|| }|d ur|dkrJ| |¡ |}| |¡ d }|r¼|d8 }q¼|dk râ|
|  }|j}|j}tƒ }||_d |_|rR|| d d … }||d< ||_zP|| d …= || _| |¡ || d …= | |¡ |	|d  | }| |¡ W q¼ tyL   | |¡ | |dd… ¡ | ¡  |d }d|_d|_|}t}d| _Y q¼0 q¼n|g}||_z8|| _| |¡ | |¡ |	|d  | }| |¡ W q¼ tyÞ   | |¡ | ¡  |d }d|_d|_|}t}d| _Y q¼0 q¼|dkr|d }t|dd ƒ}|S |d u rÄ|dks | jrèt}d| _|}|jdkr>d }| jr†|r^t|d	ƒs^||_|| _t | j|| ƒ}| jræ|}d }q¼n`|rÖt|d
ƒr |j!}nd}|rÂt"j# $d||jf ¡ nt"j# $d|j ¡ nt"j# $d¡ d S nt}t|ƒdkr|jdkrd }d }d}|d d …= q¼|jdkr.d S |jdkrª|d }|jdkrTd }q¼tƒ }d|_t|d
ƒrz|j! |_!|_%t|dƒr”|j& |_&|_'||_| |¡ |}q¼| ¡ }| ¡  |d }q¼t(dƒ‚q¼d S )Nr   rs   r†   rm   rŽ   r   FrF   rC   rU   r   r   r‘   r\   r’   ))rh   rj   rf   rt   r@   rˆ   r‡   rC   r7   r‚   r4   rn   ro   rB   rp   r9   r$   r“   r”   r   r"   rF   rA   rx   r—   rb   r˜   r™   rl   rW   r6   rš   r8   rU   r}   r~   r   rY   r\   r^   r›   )r	   r‚   rC   r   rƒ   r„   r   rž   ry   rj   rŸ   rt   r    r¡   r‡   r¢   rn   ro   r£   rq   rx   r¤   r¥   r¦   r§   r¨   r©   rM   r(   r«   rU   r
   r
   r   r   ë  s6   



















zLRParser.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_-]+$c                   @   sR   e Zd ZdZddd„Zdd„ Zd	d
„ Zdd„ Zdd„ Zdd„ Z	dd„ Z
dd„ ZdS )Ú
Productionr   ©Úrightr   Nrˆ   c           	      C   s¤   || _ t|ƒ| _|| _|| _d | _|| _|| _|| _t	| jƒ| _	g | _
| jD ]}|| j
vrL| j
 |¡ qLg | _d | _| jr”d| j d | j¡f | _nd| j  | _d S ©Nú%s -> %sr‰   z%s -> <empty>)r   ÚtuplerŸ   ÚnumberÚfuncr—   ÚfileÚlineÚprecr"   Úusymsrp   Úlr_itemsÚlr_nextr•   r>   )	r	   r²   r   rŸ   Ú
precedencer³   r´   rµ   rD   r
   r
   r   r   !  s$    


zProduction.__init__c                 C   s   | j S r   r=   r;   r
   r
   r   r<   ?  s    zProduction.__str__c                 C   s   dt | ƒ d S )NzProduction(ú)r=   r;   r
   r
   r   r?   B  s    zProduction.__repr__c                 C   s
   t | jƒS r   )r"   rŸ   r;   r
   r
   r   rT   E  s    zProduction.__len__c                 C   s   dS ©Nrs   r
   r;   r
   r
   r   Ú__nonzero__H  s    zProduction.__nonzero__c                 C   s
   | j | S r   )rŸ   ©r	   Úindexr
   r
   r   rN   K  s    zProduction.__getitem__c              	   C   s†   |t | jƒkrd S t| |ƒ}z| j|j|d   |_W n ttfyR   g |_Y n0 z|j|d  |_W n ty€   d |_Y n0 |S r¼   )r"   rŸ   ÚLRItemÚ	ProdnamesÚlr_afterÚ
IndexErrorÚKeyErrorÚ	lr_before)r	   rM   r¦   r
   r
   r   Úlr_itemO  s    
zProduction.lr_itemc                 C   s   | j r|| j  | _d S r   ©r³   r—   ©r	   Úpdictr
   r
   r   Úbind_  s    zProduction.bind)r­   Nrˆ   r   )r   r   r   Úreducedr   r<   r?   rT   r½   rN   rÆ   rÊ   r
   r
   r
   r   r¬     s   
r¬   c                   @   s,   e Zd Zdd„ Zdd„ Zdd„ Zdd„ Zd	S )
ÚMiniProductionc                 C   s.   || _ || _|| _d | _|| _|| _|| _d S r   )r   r"   r³   r—   r´   rµ   r>   )r	   r>   r   r"   r³   r´   rµ   r
   r
   r   r   h  s    zMiniProduction.__init__c                 C   s   | j S r   r=   r;   r
   r
   r   r<   q  s    zMiniProduction.__str__c                 C   s
   d| j  S )NzMiniProduction(%s)r=   r;   r
   r
   r   r?   t  s    zMiniProduction.__repr__c                 C   s   | j r|| j  | _d S r   rÇ   rÈ   r
   r
   r   rÊ   x  s    zMiniProduction.bindN)r   r   r   r   r<   r?   rÊ   r
   r
   r
   r   rÌ   g  s   	rÌ   c                   @   s$   e Zd Zdd„ Zdd„ Zdd„ ZdS )rÀ   c                 C   sZ   |j | _ t|jƒ| _|j| _|| _i | _| j |d¡ t| jƒ| _t| jƒ| _|j	| _	d S )NÚ.)
r   rv   rŸ   r²   Úlr_indexÚ
lookaheadsÚinsertr±   r"   r·   )r	   r¦   rM   r
   r
   r   r   –  s    zLRItem.__init__c                 C   s,   | j rd| jd | j ¡f }n
d| j }|S r¯   )rŸ   r   r•   )r	   rD   r
   r
   r   r<   ¡  s    
zLRItem.__str__c                 C   s   dt | ƒ d S )NzLRItem(r»   r=   r;   r
   r
   r   r?   ¨  s    zLRItem.__repr__N)r   r   r   r   r<   r?   r
   r
   r
   r   rÀ   •  s   rÀ   c                 C   s6   t | ƒd }|dkr2| | |v r(| | S |d8 }qd S rr   )r"   )ZsymbolsÚ	terminalsrQ   r
   r
   r   Úrightmost_terminal°  s    
rÒ   c                   @   s   e Zd ZdS )ÚGrammarErrorNr    r
   r
   r
   r   rÓ   À  s   rÓ   c                   @   s’   e Zd Zdd„ Zdd„ Zdd„ Zdd„ Zd$dd„Zd%dd„Zdd„ Z	dd„ Z
dd„ Zdd„ Zdd„ Zdd„ Zdd„ Zdd„ Zd&d d!„Zd"d#„ Zd	S )'ÚGrammarc                 C   sb   d g| _ i | _i | _i | _|D ]}g | j|< qg | jd< i | _i | _i | _i | _tƒ | _	d | _
d S ©Nr   )ÚProductionsrÁ   ÚProdmapÚ	TerminalsÚNonterminalsÚFirstÚFollowÚ
PrecedenceÚsetÚUsedPrecedenceÚStart)r	   rÑ   Útermr
   r
   r   r   Ä  s    
zGrammar.__init__c                 C   s
   t | jƒS r   )r"   rÖ   r;   r
   r
   r   rT   è  s    zGrammar.__len__c                 C   s
   | j | S r   )rÖ   r¾   r
   r
   r   rN   ë  s    zGrammar.__getitem__c                 C   sL   | j d gksJ dƒ‚|| jv r*td| ƒ‚|dvr:tdƒ‚||f| j|< d S )Nz2Must call set_precedence() before add_production()z,Precedence already specified for terminal %r)Úleftr®   Únonassocz:Associativity must be one of 'left','right', or 'nonassoc')rÖ   rÜ   rÓ   )r	   rà   ÚassocÚlevelr
   r
   r   Úset_precedenceö  s    
zGrammar.set_precedenceNrˆ   r   c              	   C   s´  || j v rtd|||f ƒ‚|dkr6td|||f ƒ‚t |¡sRtd|||f ƒ‚t|ƒD ]š\}}|d dv rÎzLt|ƒ}t|ƒdkr˜td||||f ƒ‚|| j vr¬g | j |< |||< W qZW n tyÌ   Y n0 t |¡sZ|d	krZtd
||||f ƒ‚qZd	|v r‚|d d	krtd||f ƒ‚|d d	kr<td||f ƒ‚|d }	| j 	|	¡}
|
sjtd|||	f ƒ‚n| j
 |	¡ |dd …= nt|| j ƒ}	| j 	|	d¡}
d||f }|| jv rà| j| }td|||f d|j|jf  ƒ‚t| jƒ}|| jvr g | j|< |D ]J}|| j v r&| j |  |¡ n&|| jvr<g | j|< | j|  |¡ qt||||
|||ƒ}| j |¡ || j|< z| j|  |¡ W n  ty®   |g| j|< Y n0 d S )Nz7%s:%d: Illegal rule name %r. Already defined as a tokenr   z5%s:%d: Illegal rule name %r. error is a reserved wordz%s:%d: Illegal rule name %rr   z'"rs   zA%s:%d: Literal token %s in rule %r may only be a single characterz%precz!%s:%d: Illegal name %r in rule %rrŽ   z+%s:%d: Syntax error. Nothing follows %%precéþÿÿÿzH%s:%d: Syntax error. %%prec can only appear at the end of a grammar rulez/%s:%d: Nothing known about the precedence of %rr­   r°   z%s:%d: Duplicate rule %s. zPrevious definition at %s:%d)rØ   rÓ   Ú_is_identifierÚmatchÚ	enumerateÚevalr"   rb   rÜ   r”   rÞ   ÚaddrÒ   r×   r´   rµ   rÖ   rÙ   rp   r¬   rÁ   rÄ   )r	   ÚprodnameÚsymsr³   r´   rµ   rM   rD   ÚcZprecnameZprodprecÚmapÚmZpnumberr¥   r¦   r
   r
   r   Úadd_production  sv    


ÿ


ÿ
ÿ



zGrammar.add_productionc                 C   sT   |s| j d j}|| jvr&td| ƒ‚tdd|gƒ| j d< | j|  d¡ || _d S )Nrs   zstart symbol %s undefinedr   úS')rÖ   r   rÙ   rÓ   r¬   rp   rß   )r	   Ústartr
   r
   r   Ú	set_startc  s    
zGrammar.set_startc                    s>   ‡ ‡‡fdd„‰ t ƒ ‰ˆ ˆjd jd ƒ ‡fdd„ˆjD ƒS )Nc                    sB   | ˆv rd S ˆ  | ¡ ˆj | g ¡D ]}|jD ]}ˆ |ƒ q.q$d S r   )rë   rÁ   r”   rŸ   )rD   r¦   r&   ©Úmark_reachable_fromÚ	reachabler	   r
   r   rö   v  s    

z5Grammar.find_unreachable.<locals>.mark_reachable_fromr   c                    s   g | ]}|ˆ vr|‘qS r
   r
   rG   )r÷   r
   r   rI   €  rJ   z,Grammar.find_unreachable.<locals>.<listcomp>)rÝ   rÖ   rŸ   rÙ   r;   r
   rõ   r   Úfind_unreachables  s    zGrammar.find_unreachablec                 C   sà   i }| j D ]}d||< q
d|d< | jD ]}d||< q&d}| j ¡ D ]N\}}|D ]@}|jD ]}|| sXd} qrqXd}|rN|| sŠd||< d} qBqNqB|s4qšq4g }	| ¡ D ]4\}}
|
s¦|| jvrÐ|| j vrÐ|dkrÐq¦|	 |¡ q¦|	S )NTrm   Fr   )rØ   rÙ   rÁ   ru   rŸ   rp   )r	   Z
terminatesr¥   rM   Úsome_changeZplr¦   rD   Zp_terminatesÚinfiniterà   r
   r
   r   Úinfinite_cyclesŠ  s8    




zGrammar.infinite_cyclesc                 C   sP   g }| j D ]@}|sq
|jD ].}|| jvr|| jvr|dkr| ||f¡ qq
|S rÕ   )rÖ   rŸ   rÁ   rØ   rp   )r	   r(   r¦   rD   r
   r
   r   Úundefined_symbolsÊ  s    

zGrammar.undefined_symbolsc                 C   s2   g }| j  ¡ D ]\}}|dkr|s| |¡ q|S rÕ   )rØ   ru   rp   )r	   Z
unused_tokrD   rO   r
   r
   r   Úunused_terminalsÛ  s
    zGrammar.unused_terminalsc                 C   s8   g }| j  ¡ D ]$\}}|s| j| d }| |¡ q|S ©Nr   )rÙ   ru   rÁ   rp   )r	   Zunused_prodrD   rO   r¦   r
   r
   r   Úunused_rulesê  s    zGrammar.unused_rulesc                 C   s@   g }| j D ]0}|| jv s
|| jv s
| || j | d f¡ q
|S rþ   )rÜ   rØ   rÞ   rp   )r	   ZunusedZtermnamer
   r
   r   Úunused_precedenceû  s
    
zGrammar.unused_precedencec                 C   sZ   g }|D ]B}d}| j | D ]$}|dkr,d}q||vr| |¡ q|rFq qVq| d¡ |S )NFú<empty>T)rÚ   rp   )r	   Zbetar(   ÚxZx_produces_emptyr   r
   r
   r   Ú_first  s    
zGrammar._firstc                 C   s¨   | j r| j S | jD ]}|g| j |< qdg| j d< | jD ]}g | j |< q6d}| jD ]H}| j| D ]8}|  |j¡D ]&}|| j | vrn| j |  |¡ d}qnq^qP|sFq¢qF| j S )Nrm   FT)rÚ   rØ   rÙ   rÁ   r  rŸ   rp   )r	   r¥   rM   rù   r¦   r   r
   r
   r   Úcompute_first.  s"    



zGrammar.compute_firstc           
      C   s<  | j r| j S | js|  ¡  | jD ]}g | j |< q |s@| jd j}dg| j |< d}| jdd … D ]Ì}t|jƒD ]¼\}}|| jv rl|  |j|d d … ¡}d}|D ]:}	|	dkrÌ|	| j | vrÌ| j |  	|	¡ d}|	dkržd}qž|sð|t
|jƒd krl| j |j D ]*}	|	| j | v rü| j |  	|	¡ d} qüqlq^|sLq6qL| j S )Nrs   rm   Fr  T)rÛ   rÚ   r  rÙ   rÖ   r   ré   rŸ   r  rp   r"   )
r	   ró   ÚkÚdidaddr¦   rQ   ÚBZfstZhasemptyr   r
   r
   r   Úcompute_followS  s:    

zGrammar.compute_followc              
   C   sÈ   | j D ]¼}|}d}g }|t|ƒkr(d }npt||ƒ}z| j|j|d   |_W n ttfyh   g |_Y n0 z|j|d  |_W n ty–   d |_Y n0 ||_	|s¤q¼| 
|¡ |}|d7 }q||_qd S ©Nr   rs   )rÖ   r"   rÀ   rÁ   rŸ   rÂ   rÃ   rÄ   rÅ   r¹   rp   r¸   )r	   r¦   ZlastlrirQ   r¸   Zlrir
   r
   r   Úbuild_lritemsŽ  s,    



zGrammar.build_lritems)Nrˆ   r   )N)N)r   r   r   r   rT   rN   rå   rñ   rô   rø   rû   rü   rý   rÿ   r   r  r  r  r
  r
   r
   r
   r   rÔ   Ã  s    $
T
@#%
;rÔ   c                   @   s   e Zd ZdS )ÚVersionErrorNr    r
   r
   r
   r   r  ²  s   r  c                   @   s,   e Zd Zdd„ Zdd„ Zdd„ Zdd„ Zd	S )
ÚLRTablec                 C   s   d | _ d | _d | _d | _d S r   )rg   ri   re   Ú	lr_methodr;   r
   r
   r   r   ¶  s    zLRTable.__init__c                 C   sz   t |tjƒr|}ntd| ƒ tj| }|jtkr:tdƒ‚|j	| _
|j| _g | _|jD ]}| j t|Ž ¡ qV|j| _|jS )Nú	import %sú&yacc table file version is out of date)rK   ÚtypesÚ
ModuleTypeÚexecr}   ÚmodulesZ_tabversionÚ__tabversion__r  Z
_lr_actionrg   Z_lr_gotori   re   Z_lr_productionsrp   rÌ   Z
_lr_methodr  Z_lr_signature)r	   Úmoduler   r¦   r
   r
   r   Ú
read_table¼  s    


zLRTable.read_tablec                 C   sÀ   zdd l }W n ty&   dd l}Y n0 tj |¡s8t‚t|dƒ}| |¡}|tkr\t	dƒ‚| |¡| _
| |¡}| |¡| _| |¡| _| |¡}g | _|D ]}| j t|Ž ¡ qž| ¡  |S )Nr   Úrbr  )ÚcPickleÚImportErrorÚpickleÚosÚpathÚexistsÚopenÚloadr  r  r  rg   ri   re   rp   rÌ   Úclose)r	   Úfilenamer  Zin_fZ
tabversionÚ	signaturerf   r¦   r
   r
   r   Úread_pickleÐ  s(    



zLRTable.read_picklec                 C   s   | j D ]}| |¡ qd S r   )re   rÊ   )r	   rÉ   r¦   r
   r
   r   Úbind_callablesì  s    
zLRTable.bind_callablesN)r   r   r   r   r  r#  r$  r
   r
   r
   r   r  µ  s   r  c              	   C   sL   i }| D ]}d||< qg }i }| D ]$}|| dkr"t ||||| ||ƒ q"|S rþ   )Útraverse)ÚXÚRÚFPÚNr  rB   ÚFr
   r
   r   Údigraph	  s    
r+  c              	   C   sü   |  | ¡ t|ƒ}||| < || ƒ|| < || ƒ}|D ]f}	||	 dkrVt|	||||||ƒ t||  ||	 ƒ|| < | |	g ¡D ]}
|
||  vrx||    |
¡ qxq2||  |krøt||d < ||  ||d < | ¡ }|| krøt||d < ||  ||d < | ¡ }qÊd S )Nr   rŽ   )rp   r"   r%  Úminr”   ÚMAXINTr“   )r  r)  rB   r*  r&  r'  r(  ÚdÚrelÚyÚaÚelementr
   r
   r   r%    s(    
r%  c                   @   s   e Zd ZdS )Ú	LALRErrorNr    r
   r
   r
   r   r3  +  s   r3  c                   @   s’   e Zd Zd$dd„Zdd„ Zdd„ Zd	d
„ Zdd„ Zdd„ Zdd„ Z	dd„ Z
dd„ Zdd„ Zdd„ Zdd„ Zdd„ Zdd„ Zd%d d!„Zd&d"d#„ZdS )'ÚLRGeneratedTabler   Nc                 C   sž   |dvrt d| ƒ‚|| _|| _|s*tƒ }|| _i | _i | _|j| _i | _	i | _
d| _d| _d| _g | _g | _g | _| j ¡  | j ¡  | j ¡  |  ¡  d S )N)ZSLRr   zUnsupported method %sr   )r3  Úgrammarr  r   Úlogrg   ri   rÖ   re   Úlr_goto_cacheÚlr0_cidhashÚ
_add_countZsr_conflictZrr_conflictZ	conflictsÚsr_conflictsÚrr_conflictsr
  r  r  Úlr_parse_table)r	   r5  Úmethodr6  r
   r
   r   r   6  s,    


zLRGeneratedTable.__init__c                 C   sn   |  j d7  _ |d d … }d}|rjd}|D ]<}|jD ]0}t|ddƒ| j krLq4| |j¡ | j |_d}q4q*q|S )Nrs   TFÚ	lr0_addedr   )r9  rÂ   rW   rp   r¹   r>  )r	   ÚIÚJr  rR   r  r
   r
   r   Úlr0_closure[  s    

zLRGeneratedTable.lr0_closurec           	      C   sÐ   | j  t|ƒ|f¡}|r|S | j  |¡}|s:i }|| j |< g }|D ]H}|j}|rB|j|krB| t|ƒ¡}|s|i }||t|ƒ< | |¡ |}qB| d¡}|sº|r²|  |¡}||d< n||d< || j t|ƒ|f< |S )Nrm   )r7  r”   r%   r¹   rÅ   rp   rA  )	r	   r?  r  ÚgrD   Zgsr¦   rM   Ús1r
   r
   r   Úlr0_gotou  s2    




zLRGeneratedTable.lr0_gotoc           	      C   sÊ   |   | jjd jg¡g}d}|D ]}|| jt|ƒ< |d7 }q d}|t|ƒk rÆ|| }|d7 }i }|D ]}|jD ]}d ||< qnqd|D ]@}|  ||¡}|r‚t|ƒ| jv r¦q‚t|ƒ| jt|ƒ< | 	|¡ q‚q@|S r	  )
rA  r5  rÖ   r¹   r8  r%   r"   r·   rD  rp   )	r	   ÚCrQ   r?  ZasymsÚiirD   r  rB  r
   r
   r   Ú	lr0_items˜  s(    

zLRGeneratedTable.lr0_itemsc                 C   sx   t ƒ }d}| jjdd … D ]@}|jdkr6| |j¡ q|jD ]}||vr< qq<| |j¡ qt|ƒ|krjqtt|ƒ}q
|S r	  )rÝ   r5  rÖ   r"   rë   r   rŸ   )r	   ÚnullableZnum_nullabler¦   r¥   r
   r
   r   Úcompute_nullable_nonterminalsÐ  s    


z.LRGeneratedTable.compute_nullable_nonterminalsc                 C   sj   g }t |ƒD ]X\}}|D ]J}|j|jd k r||j|jd  f}|d | jjv r||vr| |¡ qq|S r¼   )ré   rÎ   r"   rŸ   r5  rÙ   rp   )r	   rE  ÚtransZstatenorx   r¦   r¥   r
   r
   r   Úfind_nonterminal_transitionsí  s    z-LRGeneratedTable.find_nonterminal_transitionsc           
      C   s   |\}}g }|   || |¡}|D ]B}|j|jd k r |j|jd  }	|	| jjv r |	|vr | |	¡ q |dkrŒ|| jjd jd krŒ| d¡ |S )Nrs   r   rm   )rD  rÎ   r"   rŸ   r5  rØ   rp   rÖ   )
r	   rE  rJ  rH  rx   r)  ÚtermsrB  r¦   r1  r
   r
   r   Údr_relation	  s    
zLRGeneratedTable.dr_relationc                 C   sr   g }|\}}|   || |¡}| j t|ƒd¡}|D ]:}	|	j|	jd k r2|	j|	jd  }
|
|v r2| ||
f¡ q2|S )NrŽ   rs   )rD  r8  r”   r%   rÎ   r"   rŸ   rp   )r	   rE  rJ  Úemptyr/  rx   r)  rB  rR   r¦   r1  r
   r
   r   Úreads_relation	  s    zLRGeneratedTable.reads_relationc                 C   s²  i }i }i }|D ]}d||< q|D ]„\}}	g }
g }|| D ],}|j |	krNq<|j}|}||jd k rö|d }|j| }||f|v rÒ|d }||jk rÄ|j| | jjv rªqÒ|j| |vrºqÒ|d }qŒ| ||f¡ |  || |¡}| j 	t
|ƒd¡}qX|| D ]j}|j |j krqþ|j|jkr"qþd}||jk rZ|j| |j|d  krNqþ|d }q&|
 ||f¡ qþq<|D ]*}||vr†g ||< ||  ||	f¡ qp|
|||	f< q"||fS )Nrs   rŽ   r   )r   rÎ   r"   rŸ   r5  rØ   rp   rD  r8  r”   r%   )r	   rE  rJ  rH  ZlookdictZincludedictZdtransr¥   rx   r)  ZlookbZincludesr¦   rÎ   rR   ZlirB  r&   rQ   r
   r
   r   Úcompute_lookback_includesD	  sX    





z*LRGeneratedTable.compute_lookback_includesc                    s0   ‡ ‡‡fdd„}‡ ‡‡fdd„}t |||ƒ}|S )Nc                    s   ˆ  ˆ | ˆ¡S r   )rM  ©r  ©rE  rH  r	   r
   r   Ú<lambda>•	  rJ   z4LRGeneratedTable.compute_read_sets.<locals>.<lambda>c                    s   ˆ  ˆ | ˆ¡S r   )rO  rQ  rR  r
   r   rS  –	  rJ   ©r+  )r	   rE  ÚntransrH  r(  r'  r*  r
   rR  r   Úcompute_read_sets”	  s    z"LRGeneratedTable.compute_read_setsc                    s(   ‡fdd„}‡ fdd„}t |||ƒ}|S )Nc                    s   ˆ |  S r   r
   rQ  )Úreadsetsr
   r   rS  «	  rJ   z6LRGeneratedTable.compute_follow_sets.<locals>.<lambda>c                    s   ˆ   | g ¡S r   )r”   rQ  )Úinclsetsr
   r   rS  ¬	  rJ   rT  )r	   rU  rW  rX  r(  r'  r*  r
   )rX  rW  r   Úcompute_follow_setsª	  s    z$LRGeneratedTable.compute_follow_setsc           	      C   sl   |  ¡ D ]^\}}|D ]P\}}||jvr0g |j|< | |g ¡}|D ]"}||j| vr@|j|  |¡ q@qqd S r   )ru   rÏ   r”   rp   )	r	   Z	lookbacksZ	followsetrJ  Zlbrx   r¦   r   r1  r
   r
   r   Úadd_lookaheads¼	  s    

zLRGeneratedTable.add_lookaheadsc                 C   sP   |   ¡ }|  |¡}|  |||¡}|  |||¡\}}|  |||¡}|  ||¡ d S r   )rI  rK  rV  rP  rY  rZ  )r	   rE  rH  rJ  rW  ZlookdZincludedZ
followsetsr
   r
   r   Úadd_lalr_lookaheadsÎ	  s    
z$LRGeneratedTable.add_lalr_lookaheadsc           $   
   C   s  | j j}| j j}| j}| j}| j}i }| d| j¡ |  ¡ }| jdkrP|  	|¡ d}|D ]¦}	g }
i }i }i }| d¡ | d|¡ | d¡ |	D ]}| d|j
|¡ q’| d¡ |	D ]ì}|j|jd kr|jdkrìd|d	< ||d	< q¤| jdkr|j| }n| j j|j }|D ]ö}|
 ||d
|j
|f f¡ | |¡}|d urä|dkr*| |d¡\}}||j
 j\}}||k s’||kræ|dkræ|j
 ||< |||< |sÐ|sÐ| d|¡ | j ||df¡ ||j
  jd7  _nB||kr|dkrd ||< n$|sâ| d|¡ | j ||df¡ n¸|dk rÖ||  }||j
 }|j|jkrž|j
 ||< |||< || }}||j
  jd7  _||j
  jd8  _n
|| }}| j |||f¡ | d||| j
|| ¡ ntd| ƒ‚n(|j
 ||< |||< ||j
  jd7  _qq¶|j}|j|d  }|| j jv r¶|  |	|¡}| j t|ƒd¡}|dkr¶|
 ||d| f¡ | |¡}|d ur”|dkr¢||kr’td| ƒ‚nð|dk r†| |d¡\}}||| j
 j\}}||ksî||kr<|dkr<||| j
  jd8  _|||< |||< |s„| d|¡ | j ||df¡ nH||krZ|dkrZd ||< n*|s’|s’| d|¡ | j ||df¡ ntd| ƒ‚q¶|||< |||< q¶i }|
D ]>\}}}||v r®||| u r®| d||¡ d|||f< q®| d¡ d}|
D ]P\}}}||v r ||| ur ||f|vr | d||¡ d}d|||f< q |rb| d¡ i } |	D ]*}!|!jD ]}"|"| j jv rtd | |"< qtqj| D ]D}#|  |	|#¡}| j t|ƒd¡}|dkrš|||#< | d|#|¡ qš|||< |||< |||< |d7 }qXd S )NzParsing method: %sr   r   rˆ   zstate %dz    (%d) %srs   rò   rm   zreduce using rule %d (%s)r­   rá   z3  ! shift/reduce conflict for %s resolved as reduceÚreducerâ   z2  ! shift/reduce conflict for %s resolved as shiftÚshiftz=  ! reduce/reduce conflict for %s resolved using rule %d (%s)zUnknown conflict in state %drŽ   zshift and go to state %dz Shift/shift conflict in state %dr®   z    %-15s %sz  ! %-15s [ %s ]z"    %-30s shift and go to state %d) r5  rÖ   rÜ   ri   rg   r6  r   r  rG  r[  r²   r"   rÎ   r   rÏ   rÛ   rp   r”   r¶   r:  rË   rµ   r;  r3  rŸ   rØ   rD  r8  r%   r   r·   rÙ   )$r	   rÖ   rÜ   rj   rh   r6  ZactionprE  Ústr?  ZactlistZ	st_actionZ
st_actionpZst_gotor¦   Zlaheadsr1  r&   ZsprecZslevelZrprecZrlevelZoldpZppZchosenpZrejectprQ   rB  rR   Z	_actprintrð   Znot_usedZnkeysrF  rD   rM   r
   r
   r   r<  æ	  s   

















ÿ












zLRGeneratedTable.lr_parse_tablerˆ   c                 C   sœ  t |tjƒrtdƒ‚| d¡d }tj ||¡d }z8t|dƒ}| 	dtj 
|¡t| j|f ¡ d}|r`i }| j ¡ D ]T\}	}
|
 ¡ D ]B\}}| |¡}|s°g g f}|||< |d  |	¡ |d  |¡ qŠqz| 	d	¡ | ¡ D ]f\}}| 	d
| ¡ |d D ]}| 	d| ¡ q | 	d¡ |d D ]}| 	d| ¡ q(| 	d¡ qâ| 	d¡ | 	d¡ nF| 	d¡ | j ¡ D ]&\}}| 	d|d |d |f ¡ qt| 	d¡ |r¨i }| j ¡ D ]Z\}	}
|
 ¡ D ]F\}}| |¡}|sòg g f}|||< |d  |	¡ |d  |¡ qÊqº| 	d¡ | ¡ D ]h\}}| 	d
| ¡ |d D ]}| 	d| ¡ qF| 	d¡ |d D ]}| 	d| ¡ qn| 	d¡ q(| 	d¡ | 	d¡ nF| 	d¡ | j ¡ D ]&\}}| 	d|d |d |f ¡ q¼| 	d¡ | 	d¡ | jD ]Z}|jr:| 	d|j|j|j|jtj 
|j¡|jf ¡ n| 	dt|ƒ|j|jf ¡ qþ| 	d¡ | ¡  W n( ty– } z‚ W Y d }~n
d }~0 0 d S )Nz"Won't overwrite existing tabmodulerÍ   rŽ   z.pyÚwz
# %s
# This file is automatically generated. Do not edit.
# pylint: disable=W,C,R
_tabversion = %r

_lr_method = %r

_lr_signature = %r
    rs   r   z
_lr_action_items = {z%r:([z%r,z],[z]),z}
zÂ
_lr_action = {}
for _k, _v in _lr_action_items.items():
   for _x,_y in zip(_v[0],_v[1]):
      if not _x in _lr_action:  _lr_action[_x] = {}
      _lr_action[_x][_k] = _y
del _lr_action_items
z
_lr_action = { z(%r,%r):%r,z
_lr_goto_items = {z¹
_lr_goto = {}
for _k, _v in _lr_goto_items.items():
   for _x, _y in zip(_v[0], _v[1]):
       if not _x in _lr_goto: _lr_goto[_x] = {}
       _lr_goto[_x][_k] = _y
del _lr_goto_items
z
_lr_goto = { z_lr_productions = [
z  (%r,%r,%d,%r,%r,%d),
z  (%r,%r,%d,None,None,None),
z]
)rK   r  r  ÚIOErrorÚsplitr  r  r•   r  r   Úbasenamer  r  rg   ru   r”   rp   ri   re   r³   r>   r   r"   r´   rµ   r   )r	   Ú	tabmoduleÚ	outputdirr"  Zbasemodulenamer!  r   Zsmallerru   rD   Zndr   rO   rQ   r  r¦   Úer
   r
   r   Úwrite_table§
  sŽ    
	÷





 




	
 


ÿ
 
zLRGeneratedTable.write_tablec                 C   s  zdd l }W n ty&   dd l}Y n0 t|dƒÊ}| t|t¡ | | j|t¡ | ||t¡ | | j|t¡ | | j	|t¡ g }| j
D ]T}|jrÀ| |j|j|j|jtj |j¡|jf¡ qŠ| t|ƒ|j|jd d d f¡ qŠ| ||t¡ W d   ƒ n1 s0    Y  d S )Nr   Úwb)r  r  r  r  Údumpr  Úpickle_protocolr  rg   ri   re   r³   rp   r>   r   r"   r  r  rb  r´   rµ   )r	   r!  r"  r  ZoutfZoutpr¦   r
   r
   r   Úpickle_table"  s     
, zLRGeneratedTable.pickle_table)r   N)rˆ   rˆ   )rˆ   )r   r   r   r   rA  rD  rG  rI  rK  rM  rO  rP  rV  rY  rZ  r[  r<  rf  rj  r
   r
   r
   r   r4  5  s"   
%#8+P B
{r4  c                 C   s0   t  | ¡}|j ¡ }|j|jkr,| |j¡ |S r   )r}   Ú	_getframeÚ	f_globalsÚcopyÚf_localsÚupdate)Zlevelsr   Zldictr
   r
   r   Úget_caller_module_dictE  s
    

rp  c              
   C   sü   g }|   ¡ }d }|}|D ]Þ}|d7 }| ¡ }|s2qzˆ|d dkrf|sTtd||f ƒ‚|}	|dd … }
n@|d }	|	}|dd … }
|d }|dkr¦|dkr¦td||f ƒ‚| |||	|
f¡ W q tyÎ   ‚ Y q tyô   td	||| ¡ f ƒ‚Y q0 q|S )
Nrs   r   ú|z%s:%d: Misplaced '|'é   ú:z::=z!%s:%d: Syntax error. Expected ':'z%s:%d: Syntax error in rule %r)Ú
splitlinesra  rb   rp   Ú	ExceptionÚstrip)Údocr´   rµ   r5  ZpstringsZlastpZdlineZpsr¦   rì   rí   Zassignr
   r
   r   Úparse_grammarQ  s6    rx  c                   @   s†   e Zd Zd dd„Zdd„ Zdd„ Zdd	„ Zd
d„ Zdd„ Zdd„ Z	dd„ Z
dd„ Zdd„ Zdd„ Zdd„ Zdd„ Zdd„ Zdd„ ZdS )!ÚParserReflectNc                 C   sL   || _ d | _d | _d | _tƒ | _g | _d| _|d u rBtt	j
ƒ| _n|| _d S )NF)rÉ   ró   Ú
error_funcÚtokensrÝ   r  r5  r   r   r}   r~   r6  )r	   rÉ   r6  r
   r
   r   r   {  s    zParserReflect.__init__c                 C   s,   |   ¡  |  ¡  |  ¡  |  ¡  |  ¡  d S r   )Ú	get_startÚget_error_funcÚ
get_tokensÚget_precedenceÚget_pfunctionsr;   r
   r
   r   Úget_allŠ  s
    zParserReflect.get_allc                 C   s6   |   ¡  |  ¡  |  ¡  |  ¡  |  ¡  |  ¡  | jS r   )Úvalidate_startÚvalidate_error_funcÚvalidate_tokensÚvalidate_precedenceÚvalidate_pfunctionsÚvalidate_modulesr   r;   r
   r
   r   Úvalidate_all’  s    zParserReflect.validate_allc              	   C   s˜   g }zr| j r| | j ¡ | jr:| d dd„ | jD ƒ¡¡ | jrR| d | j¡¡ | jD ]}|d rX| |d ¡ qXW n ttfyŒ   Y n0 d |¡S )Nrˆ   c                 S   s   g | ]}d   |¡‘qS )rˆ   )r•   )rH   r¦   r
   r
   r   rI   ¢  rJ   z+ParserReflect.signature.<locals>.<listcomp>r‰   r   )ró   rp   r¶   r•   r{  ÚpfuncsÚ	TypeErrorÚ
ValueError)r	   Úpartsr   r
   r
   r   r"  œ  s    
zParserReflect.signaturec              	   C   s°   t  d¡}| jD ]š}zt |¡\}}W n ty<   Y qY n0 i }t|ƒD ]^\}}|d7 }| |¡}|rJ| d¡}| 	|¡}	|	sŠ|||< qJt 
|¡}
| j d|
|||	¡ qJqd S )Nz\s*def\s+(p_[a-zA-Z_0-9]*)\(rs   z;%s:%d: Function %s redefined. Previously defined on line %d)ÚreÚcompiler  ÚinspectZgetsourcelinesr`  ré   rè   Úgroupr”   Úgetsourcefiler6  r   )r	   Zfrer  ÚlinesZlinenZ	counthashrµ   rð   r   Úprevr!  r
   r
   r   r‡  ·  s&    







ÿzParserReflect.validate_modulesc                 C   s   | j  d¡| _d S )Nró   )rÉ   r”   ró   r;   r
   r
   r   r|  Ð  s    zParserReflect.get_startc                 C   s&   | j d ur"t| j tƒs"| j d¡ d S )Nz'start' must be a string)ró   rK   Ústring_typesr6  r   r;   r
   r
   r   r‚  Ô  s    
zParserReflect.validate_startc                 C   s   | j  d¡| _d S )NÚp_error)rÉ   r”   rz  r;   r
   r
   r   r}  Ú  s    zParserReflect.get_error_funcc                 C   s    | j rœt| j tjƒrd}n*t| j tjƒr.d}n| j d¡ d| _d S | j jj}| j jj	}t
 | j ¡}| j |¡ | j jj| }|dkrœ| j d||¡ d| _d S )Nr   rs   z2'p_error' defined, but is not a function or methodTz$%s:%d: p_error() requires 1 argument)rz  rK   r  ÚFunctionTypeÚ
MethodTyper6  r   Ú__code__Úco_firstlinenoÚco_filenamer  Ú	getmoduler  rë   Úco_argcount)r	   ZismethodZelineZefiler  Zargcountr
   r
   r   rƒ  Þ  s     

z!ParserReflect.validate_error_funcc                 C   sr   | j  d¡}|s&| j d¡ d| _d S t|ttfƒsJ| j d¡ d| _d S |sd| j d¡ d| _d S t|ƒ| _d S )Nr{  zNo token list is definedTztokens must be a list or tupleztokens is empty)	rÉ   r”   r6  r   rK   rv   r±   Úsortedr{  )r	   r{  r
   r
   r   r~  ô  s    zParserReflect.get_tokensc                 C   sV   d| j v r | j d¡ d| _d S tƒ }| j D ]$}||v rF| j d|¡ | |¡ q,d S )Nr   z.Illegal token name 'error'. Is a reserved wordTzToken %r multiply defined)r{  r6  r   rÝ   r   rë   )r	   rÑ   rM   r
   r
   r   r„    s    

zParserReflect.validate_tokensc                 C   s   | j  d¡| _d S )Nrº   )rÉ   r”   r¶   r;   r
   r
   r   r    s    zParserReflect.get_precedencec                 C   s  g }| j rt| j ttfƒs2| j d¡ d| _d S t| j ƒD ]È\}}t|ttfƒsj| j d¡ d| _ d S t|ƒdk r| j d|¡ d| _ d S |d }t|tƒsº| j d¡ d| _ d S |dd … D ]<}t|tƒsî| j d	¡ d| _  d S | 	|||d f¡ qÆq<|| _
d S )
Nz"precedence must be a list or tupleTzBad precedence tablerr  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±   r6  r   ré   r"   r”  rp   Úpreclist)r	   rž  rä   r¦   rã   rà   r
   r
   r   r…    s6    

z!ParserReflect.validate_precedencec                 C   s†   g }| j  ¡ D ]\\}}| d¡r|dkr*qt|tjtjfƒrt|d|jj	ƒ}t
 |¡}| ||||jf¡ q|jdd„ d || _d S )NÚp_r•  r™  c                 S   s    | d t | d ƒ| d | d fS )Nr   rs   rr  r   r=   )Z
p_functionr
   r
   r   rS  F  s
    
üz.ParserReflect.get_pfunctions.<locals>.<lambda>)Úkey)rÉ   ru   Ú
startswithrK   r  r–  r—  rW   r˜  r™  r  r›  rp   Ú__doc__Úsortr‰  )r	   Zp_functionsr   Úitemrµ   r  r
   r
   r   r€  9  s    
zParserReflect.get_pfunctionsc                 C   sN  g }t | jƒdkr(| j d¡ d| _d S | jD ]\}}}}t |¡}| j| }t|tj	ƒrbd}nd}|j
j|krŽ| j d|||j¡ d| _q.|j
j|k r¶| j d|||j¡ d| _q.|jsÒ| j d|||j¡ q.z(t|||ƒ}	|	D ]}
| ||
f¡ qäW n< ty6 } z"| j t|ƒ¡ d| _W Y d }~n
d }~0 0 | j |¡ q.| j ¡ D ]ò\}}| d	¡r|t|tjtj	fƒr|qP| d
¡rŒqP| d	¡r°|dkr°| j d|¡ t|tjƒrÌ|j
jdksêt|tj	ƒrP|jj
jdkrP|jrPz8|j d¡}|d dkr(| j d|j
j|j
j|¡ W n ty>   Y n0 qP|| _d S )Nr   z+no rules of the form p_rulename are definedTrr  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)rŸ  Zt_r•  z%r not defined as a functionr‰   rs  z9%s:%d: Possible grammar rule %r defined without p_ prefix)r"   r‰  r6  r   r  r‘  rÉ   rK   r  r—  r˜  rœ  r   r¢  r   rx  rp   rb   r>   r  rë   ru   r¡  r–  Ú__func__ra  rš  r™  rÃ   r5  )r	   r5  rµ   r  r   rw  r´   r³   ZreqargsZparsed_grB  re  rM   rO   r
   r
   r   r†  N  sf    

ÿ 
ÿÿÿ
z!ParserReflect.validate_pfunctions)N)r   r   r   r   r  rˆ  r"  r‡  r|  r‚  r}  rƒ  r~  r„  r  r…  r€  r†  r
   r
   r
   r   ry  z  s   

ry  c           <         sŒ	  |d u rt }|rd}|d u r&ttjƒ}ˆ rž‡ fdd„tˆ ƒD ƒ}t|ƒ}d|vrdtj|d  j|d< d|vr¦d|v r¦ttj|d  dƒr¦tj|d  j	|d< nt
dƒ}|	d u rt|tjƒrÄ|j}nLd|vrÖ|d }n:| d¡}d |d d	… ¡}td
| ƒ ttj| ddƒ}tj |¡}	| d¡}|rNt|tƒrNd|vrN|d | }|d ur`||d< t||d}| ¡  |jr„tdƒ‚| ¡ }ztƒ }|r¦| |¡}n
| |¡}|sÀ||krz&| |j ¡ t!||j"ƒ}|j#a#|W W S  t$y } z| %d|¡ W Y d }~n
d }~0 0 W nF t&yP } z| %t|ƒ¡ W Y d }~nd }~0  t'yb   Y n0 |
d u rØ|rÒztt(tj |	|¡dƒƒ}
W n> t)yÎ } z$| %d||f ¡ t*ƒ }
W Y d }~n
d }~0 0 nt*ƒ }
|
 +dt,¡ d}| -¡ rútdƒ‚|j"s| %d¡ t.|j/ƒ}|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yÖ } z| d|¡ d}W Y d }~n
d }~0 0 qvz&|d u rö| 5|j6¡ n
| 5|¡ W n8 t2y: } z| t|ƒ¡ d}W Y d }~n
d }~0 0 |rJtdƒ‚| 7¡ }$|$D ]"\}%}&| d|&j8|&j9|%¡ d}qV| :¡ }'|'rÊ|
 +d¡ |
 +d¡ |
 +d¡ |'D ]}| %d|¡ |
 +d|¡ qª|r|
 +d¡ |
 +d¡ |
 +d¡ t;|j<ƒD ]\}(})|
 +d|(|)¡ qø| =¡ }*|*D ]}&| %d|&j8|&j9|&j>¡ qt?|'ƒdkrT| %d¡ t?|'ƒdkrr| %d t?|'ƒ¡ t?|*ƒdkrŠ| %d!¡ t?|*ƒdkr¨| %d"t?|*ƒ¡ |rx|
 +d¡ |
 +d#¡ |
 +d¡ t@|jAƒ}+|+ B¡  |+D ]*}|
 +d$|d% d&d„ |jA| D ƒ¡¡ qâ|
 +d¡ |
 +d'¡ |
 +d¡ t@|jCƒ},|, B¡  |,D ]*}-|
 +d$|-d% d(d„ |jC|- D ƒ¡¡ qB|
 +d¡ |rÂ| D¡ }.|.D ]}/| %d)|/¡ qŠ| E¡ }0|0D ]}1| d*|1¡ d}qª| F¡ }2|2D ]\}}| d+||¡ d}qÎ|rútdƒ‚|r| Gd,| ¡ tH|| |
ƒ}|rŠt?|jIƒ}3|3dkr>| %d-¡ n|3dkrT| %d.|3¡ t?|jJƒ}4|4dkrt| %d/¡ n|4dkrŠ| %d0|4¡ |r´|jIs |jJr´|
 %d¡ |
 %d1¡ |
 %d¡ |jID ]\}5}6}7|
 %d2|6|5|7¡ qÄtKƒ }8|jJD ]x\}5}9}:|5tL|9ƒtL|:ƒf|8v rqî|
 %d3|5|9¡ |
 %d4|:|5¡ | %d3|5|9¡ | %d4|:|5¡ |8 M|5tL|9ƒtL|:ƒf¡ qîg };|jJD ]@\}5}9}:|:jNsr|:|;vrr|
 %d5|:¡ | %d5|:¡ |; O|:¡ qr|	rz&| P||	|¡ |tjv rÞtj|= 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"ƒ}|j#a#|S )7Nr   c                    s   g | ]}|t ˆ |ƒf‘qS r
   )rW   )rH   r  ©r  r
   r   rI   £  rJ   zyacc.<locals>.<listcomp>Ú__file__r   Ú__package__rr  rÍ   rŽ   r  rˆ   ró   )r6  zUnable to build parserz.There was a problem loading the table file: %rr_  zCouldn'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 rulezUnused terminals:zToken %r defined, but not usedz    %srÔ   zRule %-5d %sz$%s:%d: Rule %r defined, but not usedrs   zThere is 1 unused tokenzThere are %d unused tokenszThere is 1 unused rulezThere are %d unused rulesz'Terminals, with rules where they appearz
%-20s : %sr‰   c                 S   s   g | ]}t |ƒ‘qS r
   r=   rG   r
   r
   r   rI   M  rJ   z*Nonterminals, with rules where they appearc                 S   s   g | ]}t |ƒ‘qS r
   r=   rG   r
   r
   r   rI   U  rJ   zSymbol %r is unreachablez)Infinite recursion detected for symbol %rz0Precedence rule %r defined for unknown symbol %rzGenerating %s tablesz1 shift/reduce conflictz%d shift/reduce conflictsz1 reduce/reduce conflictz%d reduce/reduce conflictsz
Conflicts:z7shift/reduce conflict for %s in state %d resolved as %sz;reduce/reduce conflict in state %d resolved using rule (%s)zrejected rule (%s) in state %dzRule (%s) is never reducedzCouldn't create %r. %s)RÚ
tab_moduler   r}   r~   ÚdirÚdictr  r§  rš   r¨  rp  rK   r  r  ra  r•   r  rW   r  r  Údirnamer”   r>   ry  r  r   r   r"  r  r#  r  r$  rÉ   rc   rz  r…   ru  r   r  r  r  r`  r   r   Ú__version__rˆ  rÔ   r{  rž  rå   rÓ   r5  rñ   rô   ró   rü   r´   rµ   rý   ré   rÖ   rÿ   r   r"   rv   rØ   r£  rÙ   rø   rû   r   r   r4  r:  r;  rÝ   r%   rë   rË   rp   rf  rj  )<r=  r   r  rc  ró   Zcheck_recursionÚoptimizeZwrite_tablesZ	debugfilerd  ZdebuglogZerrorlogZ
picklefileZ_itemsrÉ   ZsrcfilerŒ  ZpkgnameÚpkgZpinfor"  ZlrZread_signaturer7   re  Úerrorsr5  rà   rã   rä   ÚfuncnameZgramr´   rµ   rì   rí   rü   rq   rŸ   rý   rM   r¦   rÿ   rL  ZnontermsZnontermZunreachableÚurú   ÚinfZunused_precZnum_srZnum_rrrx   r«   Z
resolutionZalready_reportedZruleZrejectedZwarned_neverr
   r¦  r   Úyacc  sŽ   







&"



&












(



(









((r´  );r  r  r}   Úos.pathr  r  r,   r­  r  Z	yaccdebugZ
debug_filer©  Z
default_lrr™   r{   r#   ri  Úversion_infoZ
basestringr”  r>   Úmaxsizer-  Úobjectr   r   ru  r   r)   r+   r/   r3   r1   r.   r0   r2   r4   r8   r9   r@   rc   rŽ  rç   r¬   rÌ   rÀ   rÒ   rÓ   rÔ   r  r  r+  r%  r3  r4  rp  rx  ry  r´  r
   r
   r
   r   Ú<module>>   s’   
7       m
H.   rT
      )  
þ