Your IP : 216.73.216.196
B
A!p\: � @ s� d Z ddlmZ ddlmZmZ ddlm Z ddl
m Z ddl m
Z
mZ G dd� de�ZG d d
� d
e�ZG d d � d e j�Zd
d� ZdS )z/Module to add McCabe checker class for pylint. � )�absolute_import)� PathGraph�PathGraphingAstVisitor)�checkers)�check_messages)�HIGH�IAstroidCheckerc s e Zd Z� fdd�Z� ZS )r c s t t| �jdddd� || _d S )N� � )�name�entity�lineno)�superr �__init__�root)�self�node)� __class__� �I/opt/alt/python37/lib/python3.7/site-packages/pylint/extensions/mccabe.pyr s zPathGraph.__init__)�__name__�
__module__� __qualname__r �
__classcell__r r )r r r s r c s� e Zd Z� fdd�Zdd� Zdd� Zdd� ZeZd d
� Ze Z Z
Z Z Z
Z Z Z Z Z Z Z Z Z Z ZZd d � ZeZd
d� Z ddd�Z dd� Z � Z S )r c s t t| ��� d| _d S )Nr )r r r �_bottom_counter)r )r r r r s z PathGraphingAstVisitor.__init__c G s& x |� � D ]}| j|f|�� q
W d S )N)Z get_children�dispatch)r r �args�childr r r �default s z PathGraphingAstVisitor.defaultc G sR || _ |j}| j�|�}|d krD|j}t| jd| | j�}|| j|< ||f|�� S )N�visit)r r �_cache�getr �getattr�visitorr )r r r �klass�methZ classNamer r r r $ s
z PathGraphingAstVisitor.dispatchc C s� | j d k rd| �|�}|| _| �|j� d| j }| jd7 _| j �| j|� | j �||� || _n<t|�| _ || _| �|j� | j | jd| j |j
f < | � � d S )Nz%sr
z%s%s) �graph� _append_node�tail�
dispatch_list�bodyr �connectr �graphs� classnamer �reset)r r �pathnode�bottomr r r �visitFunctionDef. s
z'PathGraphingAstVisitor.visitFunctionDefc C s | � |� d S )N)r' )r r r r r �visitSimpleStatementB s z+PathGraphingAstVisitor.visitSimpleStatementc C s | � |� | �|j� d S )N)r' r) r* )r r r r r � visitWith_ s
z PathGraphingAstVisitor.visitWithc C s$ | j s
d S | j�| j |� || _ |S )N)r( r& r+ )r r r r r r' e s
z#PathGraphingAstVisitor._append_noder c C s^ | j dkrBt|�| _ | �|||� | j | jd| j|f < | �� n| �|� | �|||� dS )z?create the subgraphs representing any `if` and `for` statementsNz%s%s)r& r �_subgraph_parser, r- r. r' )r r r � extra_blocksr r r � _subgraphl s
z PathGraphingAstVisitor._subgraphc C s� g }|| _ | �|j� |�| j � x*|D ]"}|| _ | �|j� |�| j � q(W |jrt|| _ | �|j� |�| j � n
|�|� |r�d| j }| jd7 _x|D ]}| j�||� q�W || _ dS )z@parse the body and any `else` block of `if` and `for` statementsz%sr
N)r( r) r* �appendZorelser r& r+ )r r r/ r5 Z
loose_ends�extrar0 �ler r r r4 x s&
z&PathGraphingAstVisitor._subgraph_parse)r ) r r r r r r r1 ZvisitAsyncFunctionDefr2 Z visitAssertZ visitAssignZvisitAugAssignZ visitDeleteZ
visitPrintZ
visitRaiseZ
visitYieldZ visitImportZ visitCallZvisitSubscriptZ visitPassZ
visitContinueZ
visitBreakZ visitGlobalZ visitReturnZ visitExprZ
visitAwaitr3 ZvisitAsyncWithr' r6 r4 r r r )r r r s
D
r c @ sD e Zd ZdZeZdZddiZddddd d
�ffZe d �d d
� �Z
dS )�McCabeMethodCheckerzoChecks McCabe complexity cyclomatic threshold in methods and functions
to validate a too complex code.
ZdesignZR1260)z*%s is too complex. The McCabe rating is %dz too-complexzSUsed when a method or function is too complex based on McCabe Complexity Cyclomaticzmax-complexity�
�intz<int>z&McCabe complexity cyclomatic threshold)r �type�metavar�helpz too-complexc C s� t � }x|jD ]}|�||� qW xj|j�� D ]\}|�� }|j}t|d�rVd|j }nd|j j
� � }|| j j
krtq.| jd|t||fd� q.W dS )z�visit an astroid.Module node to check too complex rating and
add message if is greather than max_complexity stored from optionsr z'%s'z This '%s'z too-complex)r Z
confidencer N)r r* Zpreorderr, �values�
complexityr �hasattrr r r �lower�configZmax_complexityZ add_messager )r r r# r r& rA Z node_namer r r � visit_module� s
z McCabeMethodChecker.visit_moduleN) r r r �__doc__r Z__implements__r Zmsgs�optionsr rE r r r r r: � s r: c C s | � t| �� dS )z�Required method to auto register this checker.
:param linter: Main interface object for Pylint plugins
:type linter: Pylint object
N)Zregister_checkerr: )Zlinterr r r �register� s rH N)rF �
__future__r Zmccaber ZMccabe_PathGraphr Z Mccabe_PathGraphingAstVisitor�pylintr Zpylint.checkers.utilsr Zpylint.interfacesr r Z BaseCheckerr: rH r r r r �<module> s w1