QScintilla/Lexers/LexerRuby.py

Thu, 10 Jan 2019 14:18:48 +0100

author
Detlev Offenbach <detlev@die-offenbachs.de>
date
Thu, 10 Jan 2019 14:18:48 +0100
changeset 6645
ad476851d7e0
parent 6048
82ad8ec9548c
child 6874
5a3a39442711
permissions
-rw-r--r--

Updated copyright for 2019.

# -*- coding: utf-8 -*-

# Copyright (c) 2005 - 2019 Detlev Offenbach <detlev@die-offenbachs.de>
#

"""
Module implementing a Ruby lexer with some additional methods.
"""

from __future__ import unicode_literals

from PyQt5.Qsci import QsciLexerRuby

from .Lexer import Lexer
import Preferences


class LexerRuby(Lexer, QsciLexerRuby):
    """
    Subclass to implement some additional lexer dependant methods.
    """
    def __init__(self, parent=None):
        """
        Constructor
        
        @param parent parent widget of this lexer
        """
        QsciLexerRuby.__init__(self, parent)
        Lexer.__init__(self)
        
        self.commentString = "#"
    
    def initProperties(self):
        """
        Public slot to initialize the properties.
        """
        try:
            self.setFoldCompact(Preferences.getEditor("AllFoldCompact"))
            self.setFoldComments(Preferences.getEditor("RubyFoldComment"))
        except AttributeError:
            pass
    
    def autoCompletionWordSeparators(self):
        """
        Public method to return the list of separators for autocompletion.
        
        @return list of separators (list of strings)
        """
        return ['.']
    
    def isCommentStyle(self, style):
        """
        Public method to check, if a style is a comment style.
        
        @param style style to check (integer)
        @return flag indicating a comment style (boolean)
        """
        return style in [QsciLexerRuby.Comment]
    
    def isStringStyle(self, style):
        """
        Public method to check, if a style is a string style.
        
        @param style style to check (integer)
        @return flag indicating a string style (boolean)
        """
        return style in [QsciLexerRuby.DoubleQuotedString,
                         QsciLexerRuby.HereDocument,
                         QsciLexerRuby.PercentStringQ,
                         QsciLexerRuby.PercentStringq,
                         QsciLexerRuby.PercentStringr,
                         QsciLexerRuby.PercentStringw,
                         QsciLexerRuby.PercentStringx,
                         QsciLexerRuby.SingleQuotedString]
    
    def defaultKeywords(self, kwSet):
        """
        Public method to get the default keywords.
        
        @param kwSet number of the keyword set (integer)
        @return string giving the keywords (string) or None
        """
        return QsciLexerRuby.keywords(self, kwSet)

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