U
    cc                      @   sR   d Z ddlmZ ddlmZ ddlmZmZ ddlm	Z	 dgZ
G dd deZd	S )
z#
Validator for a regular language.
    )Dict)Document)ValidationError	Validator   )_CompiledGrammarGrammarValidatorc                   @   s:   e Zd ZdZeeeef ddddZe	ddddZ
dS )	r   aZ  
    Validator which can be used for validation according to variables in
    the grammar. Each variable can have its own validator.

    :param compiled_grammar: `GrammarCompleter` instance.
    :param validators: `dict` mapping variable names of the grammar to the
                       `Validator` instances to be used for each variable.
    N)compiled_grammar
validatorsreturnc                 C   s   || _ || _d S )N)r	   r
   )selfr	   r
    r   m/var/www/html/project/venv/lib/python3.8/site-packages/prompt_toolkit/contrib/regular_languages/validation.py__init__   s    zGrammarValidator.__init__)documentr   c                 C   s   | j |j}|r| D ]}| j|j}|r| j |j|j}t	|t
|}z|| W q tk
r } zt|j|j |jd|W 5 d }~X Y qX qntt
|jddd S )N)cursor_positionmessagezInvalid command)r	   matchtext	variablesr
   getvarnameunescapevaluer   lenvalidater   startr   r   )r   r   mv	validatorZunwrapped_textZinner_documenter   r   r   r   !   s(    
 zGrammarValidator.validate)__name__
__module____qualname____doc__r   r   strr   r   r   r   r   r   r   r   r      s   
 
N)r$   typingr   Zprompt_toolkit.documentr   Zprompt_toolkit.validationr   r   compilerr   __all__r   r   r   r   r   <module>   s   