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B
    YI~d                 @   s@   d dl mZ G dd dZedkr<d dlmZ edddd	 d
S )    )idleConfc               @   s4   e Zd Zdd Zdd Zdd Zdd Zd	d
 ZdS )Historyc             C   sL   || _ g | _d | _d | _tddddd| _|d| j |d| j	 d S )Nmainr   cyclic   boolz<<history-previous>>z<<history-next>>)
texthistoryprefixpointerr   Z	GetOptionr   Zbindhistory_prevhistory_next)selfr    r   4/opt/alt/python37/lib64/python3.7/idlelib/history.py__init__   s    	zHistory.__init__c             C   s   | j dd dS )NF)reversebreak)fetch)r   eventr   r   r   r      s    zHistory.history_nextc             C   s   | j dd dS )NT)r   r   )r   )r   r   r   r   r   r   $   s    zHistory.history_prevc             C   s  t | j}| j}| j}|d k	rd|d k	rd| jdddsN| jdd| j| krdd  }}| jdd |d kst|d kr| jdd}|r|}n| jrd}n| j	  d S t |}x||rdnd7 }|dk s||kr(| j	  | js|dk rd S | jdd|kr| j
dd | jd| d  }}P | j| }|d | |krt ||kr| j
dd | jd| P qW | jd | jdd	d
 || _|| _d S )Ninsertz!=zend-1cZiomarkr   r   Zselz1.0end)lenr	   r   r
   r   ZcomparegetZmark_setr   Zbelldeleter   ZseeZ
tag_remove)r   r   Znhistr   r
   Znprefixitemr   r   r   r   )   sJ    



zHistory.fetchc             C   sV   |  }t|dkrFy| j| W n tk
r8   Y nX | j| d | _d | _d S )N   )stripr   r	   remove
ValueErrorappendr   r
   )r   sourcer   r   r   storeZ   s    zHistory.storeN)__name__
__module____qualname__r   r   r   r   r#   r   r   r   r   r      s
   1r   __main__)r   zidlelib.idle_test.test_historyr   F)	verbosityexitN)Zidlelib.configr   r   r$   Zunittestr   r   r   r   r   <module>   s   b