← Back
Editing: HyperParser.cpython-34.pyc
� e fM2 � @ s� d Z d d l Z d d l m Z d d l m Z e e j e j d � Z e e j d � Z d d � e d � D� Z d d � e d � D� Z Gd d � d � Z e d k r� d d l Z e j d d d �n d S)z�Provide advanced parsing abilities for ParenMatch and other extensions. HyperParser uses PyParser. PyParser mostly gives information on the proper indentation of code. HyperParser gives additional information on the structure of code. � N)� iskeyword)�PyParse�_c C s" g | ] } t | � t k � q S� )�chr�_ASCII_ID_CHARS)�.0�xr r �8/opt/alt/python34/lib64/python3.4/idlelib/HyperParser.py� <listcomp> s r � c C s" g | ] } t | � t k � q Sr )r �_ASCII_ID_FIRST_CHARS)r r r r r r s c @ s� e Z d Z d d � Z d d � Z d d � Z d d � Z d d d d � Z e d d d h � Z e d d � � Z d Z d d � Z d S)� HyperParserc s� | � _ | j � _ } t j | j | j � } d d � } | | j | � � } | j sx� | j D]� } t | | d � } t | � d } d | } | j | j | | � d � | j | j | � � } | d k s� | d k re Pqe qe W| j | p� d � n_ | j d | � } | r(| d } n d } d | } | j | j | | � d � | j d � | j d d � � _ | � _ | j � � _ � f d d � t t � j � � D� � _ � j | � d S)z;To initialize, analyze the surroundings of the given index.c S s t t | � � S)N)�int�float)�indexr r r � index2line# s z(HyperParser.__init__.<locals>.index2line� z.0z%d.endz Nr Zconsolez1.0� c sB g | ]8 } | d k o; � j | d � j | d d k � q S)r r )� bracketing)r �i)�selfr r r L s z(HyperParser.__init__.<locals>.<listcomp>���)�editwin�textr ZParserZ indentwidthZtabwidthr Zcontext_use_ps1Znum_context_lines�max�reprZset_str�getZfind_good_parse_startZ_build_char_in_string_funcZset_loZ tag_prevrange�str�rawtext� stopatindexZget_last_stmt_bracketingr �range�len�isopener� set_index) r r r r �parserr Zlno�contextZstartatZ startatindexr Zbod�rr )r r �__init__ s: zHyperParser.__init__c C s t | j � t | j j | | j � � } | d k rJ t d | � � n | | _ d | _ xP | j t | j � d k r� | j | j d d | j k r� | j d 7_ q_ W| j t | j � d k r| j | j d d | j k r| j | j d r| j d 7_ n d S)zgSet the index to which the functions relate. The index must be in the same statement. r z(Index %s precedes the analyzed statementr N) r" r r r r � ValueError�indexinrawtext� indexbracketr r# )r r r* r r r r$ R s ! !zHyperParser.set_indexc C s/ | j | j o. | j | j | j d d k S)z2Is the index given to the HyperParser in a string?r �"�')r, r- )r# r+ r r )r r r r � is_in_stringg s zHyperParser.is_in_stringc C s0 | j | j p/ | j | j | j d d k S)z5Is the index given to the HyperParser in normal code?r �#r, r- )r/ r, r- )r# r+ r r )r r r r � is_in_codeo s zHyperParser.is_in_codez([{Fc C s� | j | j d } | j } x{ | j | sc | j | j | d | k sc | j | d | k r� | d 8} | d k r} d St | | j | d � } q W| j d } x: | t | j � k r� | j | d | k r� | d 7} q� W| j j d | j t | j � | j | d f � } | t | j � k sQ| j | d t | j � k rg| r[d S| j } n; | j j d | j t | j � | j | d d f � } | | f S)a� Return bracket indexes or None. If the index given to the HyperParser is surrounded by a bracket defined in openers (or at least has one before it), return the indices of the opening bracket and the closing bracket (or the end of line, whichever comes first). If it is not surrounded by brackets, or the end of line comes before the closing bracket and mustclose is True, returns None. r r Nz%s-%dc) r r+ r# r �minr" r r r )r ZopenersZ mustcloseZbracketinglevelZbefore�afterZ beforeindexZ afterindexr r r �get_surrounding_bracketsu s0 + )z$HyperParser.get_surrounding_brackets�True�False�Nonec C s� t } | } xL | | k rZ t | | d � d k rZ | t | | d � rZ | d 8} q W| | k rSt | | d � d k rSx< | d | k r� d | | d | � j � r� | d 8} q� W| d | k r� d | | d | � j � r� | d 8} n | d | k r6d | | d | � j � r6| d 8} n | | | � j � szd Sn' | | k rzt t | | � szd Sn | | k r�t | | | � � r�| | | � | j k r�d S| | S)z�Given a string and pos, return the number of chars in the identifier which ends at pos, or 0 if there is no such one. This ignores non-identifier eywords are not identifiers. r r � �ar r )�_IS_ASCII_ID_CHAR�ord� isidentifier�_IS_ASCII_ID_FIRST_CHARr � _ID_KEYWORDS)�clsr �limit�posZis_ascii_id_charr r r r �_eat_identifier� s. &1. . zHyperParser._eat_identifierz \c C sw | j � s t d � � n | j } | j } | j } | | d } | j } | } d } x x� | | k r� | | d | j k r� | d 8} q_ | r� | | k r� | | d d k r� | d 8} d } q_ | | k r*| d k r*| | | d d d k r*| d 8} | | d } | | d d } q_ Pq_ W| s9Pn | j | | | � } | rm| | } | } d } q\ | | k ra| | d } x2 | d k r�| | d d | k r�| d 8} q�W| | d | k r�Pn | | d } | d 8} | | d } | } | | d k rqb| | d k r]x. | d k rS| | d d k rS| d 8} q&W| } n Pq\ Pq\ W| | | j � S) z�Return a string with the Python expression which ends at the given index, which is empty if there is no real one. z>get_expression should only be calledif index is inside a code.r Tr �.r/ r Fz([z'"ZrRbBuU)r0 r) r r r+ r* �_whitespace_charsrA ) r r r Z brck_indexZ brck_limitr@ Zlast_identifier_posZ postdot_phaseZret�levelr r r �get_expression� sb # ' # zHyperParser.get_expressionN)�__name__� __module__� __qualname__r( r$ r. r0 r3 � frozensetr= � classmethodrA rC rE r r r r r s 7 ,:r �__main__z"idlelib.idle_test.test_hyperparser� verbosityr )�__doc__�string�keywordr Zidlelibr rI Z ascii_lettersZdigitsr r r! r9 r< r rF Zunittest�mainr r r r �<module> s �
Save File
Cancel