a
    ze&                     @   sx   d dl mZ d dlmZmZ d dlmZmZ eZeZ	ej
ZeZdZdZdZG dd deZdd
dZdd Zdd Zd	S )   )pytree)grammartoken)pattern_symbolspython_symbolsc                   @   s6   e Zd ZdddZdd Zdd Zdd	 Zd
d ZdS )MinNodeNc                 C   s.   || _ || _g | _d| _d | _g | _g | _d S )NF)typenamechildrenleafparentalternativesgroup)selfr   r    r   '/usr/lib/python3.9/lib2to3/btm_utils.py__init__   s    zMinNode.__init__c                 C   s   t | jd t | j S )N )strr   r   )r   r   r   r   __repr__   s    zMinNode.__repr__c                 C   s   | }g }|r|j tkr^|j| t|jt|jkrRt|jg}g |_|j}qn|j}d }q|j tkr|j	| t|j	t|jkrt
|j	}g |_	|j}qn|j}d }q|j tjkr|jr||j n||j  |j}q|S N)r   TYPE_ALTERNATIVESr   appendlenr   tupler   
TYPE_GROUPr   get_characteristic_subpatterntoken_labelsNAMEr   )r   nodesubpr   r   r   leaf_to_root!   s8    


zMinNode.leaf_to_rootc                 C   s&   |   D ]}| }|r|  S qd S r   )leavesr$   )r   lr#   r   r   r   get_linear_subpatternK   s    zMinNode.get_linear_subpatternc                 c   s*   | j D ]}| E d H  q| j s&| V  d S r   )r   r%   )r   childr   r   r   r%   `   s    
zMinNode.leaves)NN)__name__
__module____qualname__r   r   r$   r'   r%   r   r   r   r   r
      s
   
	*r
   Nc                 C   s  d }| j tjkr| jd } | j tjkrt| jdkrFt| jd |}nFttd}| jD ]4}| j	|d rlqVt||}|d urV|j
| qVn| j tjkrt| jdkrttd}| jD ]}t||}|r|j
| q|jsd }nt| jd |}n| j tjkrt| jd tjr>| jd jdkr>t| jd |S t| jd tjrd| jd jdkst| jdkrt| jd dr| jd jdkrd S d}d }d }d	}d }	d	}
| jD ]d}|j tjkrd	}|}n*|j tjkrd}|}	n|j tjkr |}t|dr|jd
krd}
q|
rT| jd }t|dr^|jdkr^| jd }n
| jd }|j tjkr|jdkrttd}n4tt|jrttt|jd}nttt|jd}n\|j tjkr|jd}|tv rtt| d}nttj|d}n|j tjkrt||}|rL|	jd jdkr4d }n|	jd jdkrHnt|r|d ur|jdd D ]&}t||}|d urj|j
| qj|r||_|S )N       )r   r   ([valueTF=   any')r   r   *+r   )r   symsZMatcherr   ZAlternativesr   reduce_treer
   r   indexr   ZAlternativer   ZUnit
isinstancer   ZLeafr0   hasattrZDetailsZRepeaterr    r!   TYPE_ANYgetattrpysymsSTRINGstriptokensNotImplementedErrorr   )r"   r   Znew_noder(   Zreducedr   Zdetails_nodeZalternatives_nodeZhas_repeaterZrepeater_nodeZhas_variable_nameZ	name_leafr   r   r   r   r8   g   s    













r8   c                    s   t | ts| S t| dkr"| d S g }g }g dg }d | D ]d}tt|dd r>tt| fddrv|| q>tt|fddr|| q>|| q>|r|} n|r|} n|r|} t| td	S )
Nr   r,   )inforifnotNonez[]().,:c                 S   s   t | tu S r   )r   r   xr   r   r   <lambda>       z/get_characteristic_subpattern.<locals>.<lambda>c                    s   t | to|  v S r   r:   r   rH   )common_charsr   r   rJ      rK   c                    s   t | to|  v S r   rL   rH   )common_namesr   r   rJ     rK   )key)r:   listr   r3   rec_testr   max)ZsubpatternsZsubpatterns_with_namesZsubpatterns_with_common_namesZsubpatterns_with_common_chars
subpatternr   )rM   rN   r   r      s6    


r   c                 c   s8   | D ].}t |ttfr(t||E d H  q||V  qd S r   )r:   rP   r   rQ   )ZsequenceZ	test_funcrI   r   r   r   rQ     s    rQ   )N) r   Zpgen2r   r   Zpygramr   r   r7   r>   ZopmaprA   r    r<   r   r   objectr
   r8   r   rQ   r   r   r   r   <module>   s   W
 %