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1 # -*- coding: utf-8 -*- |
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2 |
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3 # Copyright (c) 2017 - 2022 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 JSON lexer with some additional methods. |
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8 """ |
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9 |
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10 from PyQt6.Qsci import QsciLexerJSON |
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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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14 |
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15 |
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16 class LexerJSON(Lexer, QsciLexerJSON): |
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17 """ |
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18 Subclass to implement some additional lexer dependent 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 QsciLexerJSON.__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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30 self.streamCommentString = { |
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31 'start': '/* ', |
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32 'end': ' */' |
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33 } |
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34 |
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35 self.keywordSetDescriptions = [ |
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36 self.tr("JSON Keywords"), |
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37 self.tr("JSON-LD Keywords"), |
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38 ] |
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39 |
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40 def initProperties(self): |
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41 """ |
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42 Public slot to initialize the properties. |
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43 """ |
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44 self.setHighlightComments( |
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45 Preferences.getEditor("JSONHightlightComments")) |
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46 self.setHighlightEscapeSequences( |
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47 Preferences.getEditor("JSONHighlightEscapeSequences")) |
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48 self.setFoldCompact( |
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49 Preferences.getEditor("AllFoldCompact")) |
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50 |
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51 def isCommentStyle(self, style): |
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52 """ |
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53 Public method to check, if a style is a comment style. |
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54 |
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55 @param style style to check (integer) |
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56 @return flag indicating a comment style (boolean) |
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57 """ |
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58 return style in [QsciLexerJSON.CommentLine, |
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59 QsciLexerJSON.CommentBlock] |
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60 |
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61 def isStringStyle(self, style): |
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62 """ |
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63 Public method to check, if a style is a string style. |
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64 |
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65 @param style style to check (integer) |
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66 @return flag indicating a string style (boolean) |
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67 """ |
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68 return style in [QsciLexerJSON.String, |
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69 QsciLexerJSON.UnclosedString] |
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70 |
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71 def defaultKeywords(self, kwSet): |
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72 """ |
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73 Public method to get the default keywords. |
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74 |
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75 @param kwSet number of the keyword set (integer) |
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76 @return string giving the keywords (string) or None |
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77 """ |
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78 return QsciLexerJSON.keywords(self, kwSet) |
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79 |
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80 def maximumKeywordSet(self): |
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81 """ |
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82 Public method to get the maximum keyword set. |
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83 |
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84 @return maximum keyword set (integer) |
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85 """ |
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86 return 2 |