eric6/QScintilla/Lexers/LexerPerl.py

Wed, 30 Dec 2020 11:00:44 +0100

author
Detlev Offenbach <detlev@die-offenbachs.de>
date
Wed, 30 Dec 2020 11:00:44 +0100
branch
maintenance
changeset 7924
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parent 7781
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child 8243
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permissions
-rw-r--r--

Updated copyright for 2021.

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1 # -*- coding: utf-8 -*-
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2
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3 # Copyright (c) 2004 - 2021 Detlev Offenbach <detlev@die-offenbachs.de>
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4 #
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5
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6 """
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7 Module implementing a Perl lexer with some additional methods.
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8 """
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9
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10 from PyQt5.Qsci import QsciLexerPerl
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11
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12 from .Lexer import Lexer
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13 import Preferences
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16 class LexerPerl(Lexer, QsciLexerPerl):
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17 """
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18 Subclass to implement some additional lexer dependant methods.
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19 """
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20 def __init__(self, parent=None):
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21 """
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22 Constructor
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23
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24 @param parent parent widget of this lexer
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25 """
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26 QsciLexerPerl.__init__(self, parent)
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27 Lexer.__init__(self)
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28
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29 self.commentString = "#"
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31 self.keywordSetDescriptions = [
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32 self.tr("Keywords"),
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33 ]
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34
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35 def initProperties(self):
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36 """
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37 Public slot to initialize the properties.
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38 """
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39 self.setFoldComments(Preferences.getEditor("PerlFoldComment"))
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40 self.setFoldCompact(Preferences.getEditor("AllFoldCompact"))
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41 try:
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42 self.setFoldPackages(Preferences.getEditor("PerlFoldPackages"))
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43 self.setFoldPODBlocks(Preferences.getEditor("PerlFoldPODBlocks"))
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44 except AttributeError:
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45 pass
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46 try:
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47 self.setFoldAtElse(Preferences.getEditor("PerlFoldAtElse"))
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48 except AttributeError:
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49 pass
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50
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51 def autoCompletionWordSeparators(self):
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52 """
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53 Public method to return the list of separators for autocompletion.
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54
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55 @return list of separators (list of strings)
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56 """
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57 return ['::', '->']
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58
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59 def isCommentStyle(self, style):
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60 """
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61 Public method to check, if a style is a comment style.
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62
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63 @param style style to check (integer)
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64 @return flag indicating a comment style (boolean)
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65 """
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66 return style in [QsciLexerPerl.Comment]
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67
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68 def isStringStyle(self, style):
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69 """
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70 Public method to check, if a style is a string style.
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71
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72 @param style style to check (integer)
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73 @return flag indicating a string style (boolean)
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74 """
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75 return style in [QsciLexerPerl.DoubleQuotedHereDocument,
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76 QsciLexerPerl.DoubleQuotedString,
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77 QsciLexerPerl.QuotedStringQ,
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78 QsciLexerPerl.QuotedStringQQ,
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79 QsciLexerPerl.QuotedStringQR,
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80 QsciLexerPerl.QuotedStringQW,
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81 QsciLexerPerl.QuotedStringQX,
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82 QsciLexerPerl.SingleQuotedHereDocument,
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83 QsciLexerPerl.SingleQuotedString]
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84
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85 def defaultKeywords(self, kwSet):
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86 """
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87 Public method to get the default keywords.
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88
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89 @param kwSet number of the keyword set (integer)
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90 @return string giving the keywords (string) or None
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91 """
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92 return QsciLexerPerl.keywords(self, kwSet)

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