Plugins/CheckerPlugins/SyntaxChecker/SyntaxCheckerDialog.py

Fri, 31 Dec 2010 15:49:50 +0100

author
Detlev Offenbach <detlev@die-offenbachs.de>
date
Fri, 31 Dec 2010 15:49:50 +0100
changeset 791
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parent 723
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child 793
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permissions
-rw-r--r--

Updated copyright notice.

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1 # -*- coding: utf-8 -*-
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2
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3 # Copyright (c) 2003 - 2011 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 simple Python syntax checker.
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8 """
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9
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10 import os
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11 import fnmatch
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12
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13 from PyQt4.QtCore import *
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14 from PyQt4.QtGui import *
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15
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16 from E5Gui.E5Application import e5App
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17
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18 from .Ui_SyntaxCheckerDialog import Ui_SyntaxCheckerDialog
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19
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20 import Utilities
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21 from Utilities.py3flakes.checker import Checker
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22 from Utilities.py3flakes.messages import ImportStarUsed
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23 import Preferences
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24 import UI.PixmapCache
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25
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26 class SyntaxCheckerDialog(QDialog, Ui_SyntaxCheckerDialog):
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27 """
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28 Class implementing a dialog to display the results of a syntax check run.
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29 """
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30 filenameRole = Qt.UserRole + 1
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31 lineRole = Qt.UserRole + 2
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32 errorRole = Qt.UserRole + 3
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33 warningRole = Qt.UserRole + 4
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34
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35 def __init__(self, parent = None):
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36 """
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37 Constructor
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38
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39 @param parent The parent widget. (QWidget)
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40 """
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41 QDialog.__init__(self, parent)
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42 self.setupUi(self)
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43
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44 self.showButton = self.buttonBox.addButton(
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45 self.trUtf8("Show"), QDialogButtonBox.ActionRole)
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46 self.showButton.setToolTip(
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47 self.trUtf8("Press to show all files containing an issue"))
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48 self.buttonBox.button(QDialogButtonBox.Close).setEnabled(False)
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49 self.buttonBox.button(QDialogButtonBox.Cancel).setDefault(True)
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50
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51 self.resultList.headerItem().setText(self.resultList.columnCount(), "")
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52 self.resultList.header().setSortIndicator(0, Qt.AscendingOrder)
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53
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54 self.noResults = True
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55 self.cancelled = False
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56 self.__lastFileItem = None
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57
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58 self.__fileList = []
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59 self.__project = None
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60 self.clearButton.setIcon(UI.PixmapCache.getIcon("clearLeft.png"))
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61 self.filterFrame.setVisible(False)
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62
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63 def __resort(self):
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64 """
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65 Private method to resort the tree.
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66 """
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67 self.resultList.sortItems(self.resultList.sortColumn(),
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68 self.resultList.header().sortIndicatorOrder())
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69
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70 def __createResultItem(self, file, line, error, sourcecode, isWarning = False):
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71 """
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72 Private method to create an entry in the result list.
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73
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74 @param file filename of file (string)
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75 @param line linenumber of faulty source (integer or string)
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76 @param error error text (string)
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77 @param sourcecode faulty line of code (string)
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78 @param isWarning flag indicating a warning message (boolean)
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79 """
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80 if self.__lastFileItem is None:
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81 # It's a new file
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82 self.__lastFileItem = QTreeWidgetItem(self.resultList, [file])
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83 self.__lastFileItem.setFirstColumnSpanned(True)
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84 self.__lastFileItem.setExpanded(True)
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85 self.__lastFileItem.setData(0, self.filenameRole, file)
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86
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87 itm = QTreeWidgetItem(self.__lastFileItem,
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88 ["{0:6}".format(line), error, sourcecode])
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89 if isWarning:
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90 itm.setIcon(0, UI.PixmapCache.getIcon("warning.png"))
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91 else:
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92 itm.setIcon(0, UI.PixmapCache.getIcon("syntaxError.png"))
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93 itm.setData(0, self.filenameRole, file)
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94 itm.setData(0, self.lineRole, int(line))
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95 itm.setData(0, self.errorRole, error)
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96 itm.setData(0, self.warningRole, isWarning)
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97
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98 def prepare(self, fileList, project):
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99 """
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100 Public method to prepare the dialog with a list of filenames.
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101
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102 @param fileList list of filenames (list of strings)
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103 @param project reference to the project object (Project)
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104 """
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105 self.__fileList = fileList[:]
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106 self.__project = project
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107
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108 self.buttonBox.button(QDialogButtonBox.Close).setEnabled(True)
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109 self.buttonBox.button(QDialogButtonBox.Cancel).setEnabled(False)
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110 self.buttonBox.button(QDialogButtonBox.Close).setDefault(True)
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111
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112 self.filterFrame.setVisible(True)
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113
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114 self.__data = self.__project.getData("CHECKERSPARMS", "SyntaxChecker")
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115 if self.__data is None or "ExcludeFiles" not in self.__data:
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116 self.__data = {"ExcludeFiles" : ""}
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117 self.excludeFilesEdit.setText(self.__data["ExcludeFiles"])
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118
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119 def start(self, fn, codestring = ""):
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120 """
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121 Public slot to start the syntax check.
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122
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123 @param fn file or list of files or directory to be checked
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124 (string or list of strings)
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125 @param codestring string containing the code to be checked (string).
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126 If this is given, file must be a single file name.
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127 """
571
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128 self.cancelled = False
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129 self.buttonBox.button(QDialogButtonBox.Close).setEnabled(False)
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130 self.buttonBox.button(QDialogButtonBox.Cancel).setEnabled(True)
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131 self.buttonBox.button(QDialogButtonBox.Cancel).setDefault(True)
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132 QApplication.processEvents()
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133
12
1d8dd9706f46 First commit after changing to Python 3.1.
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134 if isinstance(fn, list):
0
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135 files = fn
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136 elif os.path.isdir(fn):
40
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137 files = []
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138 for ext in Preferences.getPython("Python3Extensions"):
415
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139 files.extend(Utilities.direntries(fn, 1, '*{0}'.format(ext), 0))
0
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140 else:
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141 files = [fn]
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142 files = [f for f in files \
40
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143 if f.endswith(tuple(Preferences.getPython("Python3Extensions")))]
0
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144
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145 if (codestring and len(files) == 1) or \
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146 (not codestring and len(files) > 0):
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147 self.checkProgress.setMaximum(len(files))
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148 QApplication.processEvents()
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149
88
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150 ignoreStarImportWarnings = Preferences.getFlakes("IgnoreStarImportWarnings")
0
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151 # now go through all the files
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152 progress = 0
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153 for file in files:
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154 if self.cancelled:
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155 return
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156
90
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157 self.__lastFileItem = None
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158
88
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159 if codestring:
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160 source = codestring
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161 else:
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parents: 55
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162 try:
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163 source = Utilities.readEncodedFile(file)[0]
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164 # convert eols
466
e6a4bc9e1043 Fixed a bug in the syntax checker dialog.
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diff changeset
165 source = Utilities.convertLineEnds(source, "\n")
88
3701923bccf2 Added my own Python3 port of pyflakes and integrated py3flakes into syntax checker dialog and editor.
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166 except (UnicodeDecodeError, IOError):
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167 continue # just ignore it
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168
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169 nok, fname, line, code, error = Utilities.compile(file, source)
0
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170 if nok:
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171 self.noResults = False
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172 self.__createResultItem(fname, line, error, code)
88
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173 else:
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174 if Preferences.getFlakes("IncludeInSyntaxCheck"):
115
13d58f643b43 Fixed an issue where the py3flakes checker threw a syntax error although the syntax check passed.
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parents: 96
diff changeset
175 try:
723
49ef401db2ce Changed syntax check to allow to ignore a syntax warning by ending the source line with "__IGNORE_WARNING__" and modified a few files accordingly.
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diff changeset
176 sourceLines = source.splitlines()
115
13d58f643b43 Fixed an issue where the py3flakes checker threw a syntax error although the syntax check passed.
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parents: 96
diff changeset
177 warnings = Checker(source, file)
13d58f643b43 Fixed an issue where the py3flakes checker threw a syntax error although the syntax check passed.
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parents: 96
diff changeset
178 warnings.messages.sort(key = lambda a: a.lineno)
13d58f643b43 Fixed an issue where the py3flakes checker threw a syntax error although the syntax check passed.
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parents: 96
diff changeset
179 for warning in warnings.messages:
13d58f643b43 Fixed an issue where the py3flakes checker threw a syntax error although the syntax check passed.
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parents: 96
diff changeset
180 if ignoreStarImportWarnings and \
13d58f643b43 Fixed an issue where the py3flakes checker threw a syntax error although the syntax check passed.
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parents: 96
diff changeset
181 isinstance(warning, ImportStarUsed):
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parents: 96
diff changeset
182 continue
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diff changeset
183 self.noResults = False
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parents: 96
diff changeset
184 fname, lineno, message = warning.getMessageData()
723
49ef401db2ce Changed syntax check to allow to ignore a syntax warning by ending the source line with "__IGNORE_WARNING__" and modified a few files accordingly.
Detlev Offenbach <detlev@die-offenbachs.de>
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diff changeset
185 if not sourceLines[lineno - 1].strip()\
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diff changeset
186 .endswith("__IGNORE_WARNING__"):
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187 self.__createResultItem(fname, lineno, message, "",
49ef401db2ce Changed syntax check to allow to ignore a syntax warning by ending the source line with "__IGNORE_WARNING__" and modified a few files accordingly.
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diff changeset
188 isWarning = True)
115
13d58f643b43 Fixed an issue where the py3flakes checker threw a syntax error although the syntax check passed.
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diff changeset
189 except SyntaxError as err:
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diff changeset
190 if err.text.strip():
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diff changeset
191 msg = err.text.strip()
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192 else:
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diff changeset
193 msg = err.msg
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diff changeset
194 self.__createResultItem(err.filename, err.lineno, msg, "")
0
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diff changeset
195 progress += 1
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196 self.checkProgress.setValue(progress)
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diff changeset
197 QApplication.processEvents()
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Detlev Offenbach <detlev@die-offenbachs.de>
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diff changeset
198 self.__resort()
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diff changeset
199 else:
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parents:
diff changeset
200 self.checkProgress.setMaximum(1)
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diff changeset
201 self.checkProgress.setValue(1)
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diff changeset
202 self.__finish()
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diff changeset
203
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diff changeset
204 def __finish(self):
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
205 """
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diff changeset
206 Private slot called when the syntax check finished or the user pressed the button.
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diff changeset
207 """
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diff changeset
208 self.cancelled = True
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diff changeset
209 self.buttonBox.button(QDialogButtonBox.Close).setEnabled(True)
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parents:
diff changeset
210 self.buttonBox.button(QDialogButtonBox.Cancel).setEnabled(False)
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diff changeset
211 self.buttonBox.button(QDialogButtonBox.Close).setDefault(True)
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diff changeset
212
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diff changeset
213 if self.noResults:
90
6de42151f9e6 Refined the flakes integration code.
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parents: 89
diff changeset
214 QTreeWidgetItem(self.resultList, [self.trUtf8('No issues found.')])
0
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diff changeset
215 QApplication.processEvents()
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
216 self.showButton.setEnabled(False)
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diff changeset
217 self.__clearErrors()
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diff changeset
218 else:
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diff changeset
219 self.showButton.setEnabled(True)
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diff changeset
220 self.resultList.header().resizeSections(QHeaderView.ResizeToContents)
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parents:
diff changeset
221 self.resultList.header().setStretchLastSection(True)
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diff changeset
222
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parents:
diff changeset
223 def on_buttonBox_clicked(self, button):
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parents:
diff changeset
224 """
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parents:
diff changeset
225 Private slot called by a button of the button box clicked.
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diff changeset
226
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parents:
diff changeset
227 @param button button that was clicked (QAbstractButton)
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parents:
diff changeset
228 """
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parents:
diff changeset
229 if button == self.buttonBox.button(QDialogButtonBox.Close):
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parents:
diff changeset
230 self.close()
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parents:
diff changeset
231 elif button == self.buttonBox.button(QDialogButtonBox.Cancel):
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parents:
diff changeset
232 self.__finish()
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
233 elif button == self.showButton:
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
234 self.on_showButton_clicked()
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diff changeset
235
571
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 564
diff changeset
236 @pyqtSlot()
1a4101cb87eb Added filename filters to the syntax checker and tabnanny dialogs.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 564
diff changeset
237 def on_startButton_clicked(self):
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parents: 564
diff changeset
238 """
1a4101cb87eb Added filename filters to the syntax checker and tabnanny dialogs.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 564
diff changeset
239 Private slot to start a code metrics run.
1a4101cb87eb Added filename filters to the syntax checker and tabnanny dialogs.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 564
diff changeset
240 """
1a4101cb87eb Added filename filters to the syntax checker and tabnanny dialogs.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 564
diff changeset
241 fileList = self.__fileList[:]
1a4101cb87eb Added filename filters to the syntax checker and tabnanny dialogs.
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parents: 564
diff changeset
242
1a4101cb87eb Added filename filters to the syntax checker and tabnanny dialogs.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 564
diff changeset
243 filterString = self.excludeFilesEdit.text()
1a4101cb87eb Added filename filters to the syntax checker and tabnanny dialogs.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 564
diff changeset
244 if "ExcludeFiles" not in self.__data or \
1a4101cb87eb Added filename filters to the syntax checker and tabnanny dialogs.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 564
diff changeset
245 filterString != self.__data["ExcludeFiles"]:
1a4101cb87eb Added filename filters to the syntax checker and tabnanny dialogs.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 564
diff changeset
246 self.__data["ExcludeFiles"] = filterString
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 564
diff changeset
247 self.__project.setData("CHECKERSPARMS", "SyntaxChecker", self.__data)
1a4101cb87eb Added filename filters to the syntax checker and tabnanny dialogs.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 564
diff changeset
248 filterList = filterString.split(",")
1a4101cb87eb Added filename filters to the syntax checker and tabnanny dialogs.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 564
diff changeset
249 if filterList:
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250 for filter in filterList:
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251 fileList = \
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252 [f for f in fileList if not fnmatch.fnmatch(f, filter.strip())]
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253
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254 self.resultList.clear()
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255 self.start(fileList)
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256
0
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257 def on_resultList_itemActivated(self, itm, col):
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258 """
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259 Private slot to handle the activation of an item.
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260
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261 @param itm reference to the activated item (QTreeWidgetItem)
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262 @param col column the item was activated in (integer)
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263 """
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264 if self.noResults:
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265 return
90
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266
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267 if itm.parent():
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268 fn = Utilities.normabspath(itm.data(0, self.filenameRole))
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269 lineno = itm.data(0, self.lineRole)
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270 error = itm.data(0, self.errorRole)
0
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271
90
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272 vm = e5App().getObject("ViewManager")
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273 vm.openSourceFile(fn, lineno)
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274 editor = vm.getOpenEditor(fn)
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275
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276 if itm.data(0, self.warningRole):
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277 editor.toggleFlakesWarning(lineno, True, error)
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278 else:
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279 editor.toggleSyntaxError(lineno, True, error)
0
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280
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281 @pyqtSlot()
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282 def on_showButton_clicked(self):
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283 """
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284 Private slot to handle the "Show" button press.
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285 """
90
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286 vm = e5App().getObject("ViewManager")
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287
0
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288 for index in range(self.resultList.topLevelItemCount()):
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289 itm = self.resultList.topLevelItem(index)
90
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290 fn = Utilities.normabspath(itm.data(0, self.filenameRole))
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291 vm.openSourceFile(fn, 1)
0
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292
90
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293 # go through the list again to clear syntax error and
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294 # py3flakes warning markers for files, that are ok
0
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295 openFiles = vm.getOpenFilenames()
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296 errorFiles = []
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297 for index in range(self.resultList.topLevelItemCount()):
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298 itm = self.resultList.topLevelItem(index)
90
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299 errorFiles.append(Utilities.normabspath(itm.data(0, self.filenameRole)))
0
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300 for file in openFiles:
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301 if not file in errorFiles:
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302 editor = vm.getOpenEditor(file)
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parents:
diff changeset
303 editor.clearSyntaxError()
90
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304 editor.clearFlakesWarnings()
0
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305
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306 def __clearErrors(self):
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
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307 """
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
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308 Private method to clear all error markers of open editors.
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parents:
diff changeset
309 """
53
c3eb7cc1ff8b Renamed e5App to e5App.
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parents: 40
diff changeset
310 vm = e5App().getObject("ViewManager")
0
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parents:
diff changeset
311 openFiles = vm.getOpenFilenames()
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parents:
diff changeset
312 for file in openFiles:
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diff changeset
313 editor = vm.getOpenEditor(file)
88
3701923bccf2 Added my own Python3 port of pyflakes and integrated py3flakes into syntax checker dialog and editor.
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parents: 55
diff changeset
314 editor.clearSyntaxError()
571
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parents: 564
diff changeset
315 editor.clearFlakesWarnings()

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