Mercurial Repositories > eric / file comparison
comparison: Utilities/InternalServices.py
Utilities/InternalServices.py
- branch
- BgService
- changeset 3173
- 1fb284abe46e
- child 3177
- 5af61402d74d
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| 3172:c0f78e9d0971 | 3173:1fb284abe46e |
|---|---|
| 1 # -*- coding: utf-8 -*- | |
| 2 | |
| 3 # Copyright (c) 2013 - 2014 Detlev Offenbach <detlev@die-offenbachs.de> | |
| 4 # | |
| 5 # pylint: disable=C0103 | |
| 6 | |
| 7 """ | |
| 8 Module implementing a Qt free version of a background client for the various | |
| 9 checkers and other python interpreter dependent functions. | |
| 10 """ | |
| 11 | |
| 12 from __future__ import unicode_literals | |
| 13 | |
| 14 import os | |
| 15 | |
| 16 from PyQt4.QtCore import QObject, pyqtSignal | |
| 17 from PyQt4.QtGui import QApplication | |
| 18 | |
| 19 from eric5config import getConfig | |
| 20 from Utilities import determinePythonVersion | |
| 21 | |
| 22 | |
| 23 class InternalServices(QObject): | |
| 24 """ | |
| 25 Implement the standard services (syntax with flakes and the style check). | |
| 26 """ | |
| 27 syntaxChecked = pyqtSignal(str, bool, str, int, int, str, str, list) | |
| 28 #styleChecked = pyqtSignal(TBD) | |
| 29 #indentChecked = pyqtSignal(TBD) | |
| 30 | |
| 31 def __init__(self, backgroundService): | |
| 32 """ | |
| 33 Contructor of InternalServices. | |
| 34 | |
| 35 @param backgroundService to connect to | |
| 36 """ | |
| 37 super(InternalServices, self).__init__() | |
| 38 self.backgroundService = backgroundService | |
| 39 | |
| 40 path = os.path.join( | |
| 41 getConfig('ericDir'), 'Plugins', 'CheckerPlugins', 'SyntaxChecker') | |
| 42 self.backgroundService.serviceConnect( | |
| 43 'syntax', path, 'SyntaxCheck', | |
| 44 self.__translateSyntaxCheck, | |
| 45 lambda fx, fn, ver, msg: self.syntaxChecked.emit( | |
| 46 fn, True, fn, 0, 0, '', msg, [])) | |
| 47 | |
| 48 def syntaxCheck(self, filename, source="", checkFlakes=True, | |
| 49 ignoreStarImportWarnings=False, pyVer=None, editor=None): | |
| 50 """ | |
| 51 Function to compile one Python source file to Python bytecode | |
| 52 and to perform a pyflakes check. | |
| 53 | |
| 54 @param filename source filename (string) | |
| 55 @keyparam source string containing the code to check (string) | |
| 56 @keyparam checkFlakes flag indicating to do a pyflakes check (boolean) | |
| 57 @keyparam ignoreStarImportWarnings flag indicating to | |
| 58 ignore 'star import' warnings (boolean) | |
| 59 @keyparam pyVer version of the interpreter to use or None for | |
| 60 autodetect corresponding interpreter (int or None) | |
| 61 @keyparam editor if the file is opened already (Editor object) | |
| 62 """ | |
| 63 if pyVer is None: | |
| 64 pyVer = determinePythonVersion(filename, source, editor) | |
| 65 | |
| 66 data = [source, checkFlakes, ignoreStarImportWarnings] | |
| 67 self.backgroundService.enqueueRequest('syntax', filename, pyVer, data) | |
| 68 | |
| 69 def __translateSyntaxCheck( | |
| 70 self, fn, nok, fname, line, index, code, error, warnings): | |
| 71 """ | |
| 72 Slot to translate the resulting messages. | |
| 73 | |
| 74 If checkFlakes is True, warnings contains a list of strings containing | |
| 75 the warnings (marker, file name, line number, message) | |
| 76 The values are only valid, if nok is False. | |
| 77 | |
| 78 @param fn filename of the checked file (str) | |
| 79 @param nok flag if an error in the source was found (boolean) | |
| 80 @param fname filename of the checked file (str) # TODO: remove dubl. | |
| 81 @param line number where the error occured (int) | |
| 82 @param index the column where the error occured (int) | |
| 83 @param code the part of the code where the error occured (str) | |
| 84 @param error the name of the error (str) | |
| 85 @param warnings a list of strings containing the warnings | |
| 86 (marker, file name, line number, message) | |
| 87 """ | |
| 88 for warning in warnings: | |
| 89 # Translate messages | |
| 90 msg_args = warning.pop() | |
| 91 translated = QApplication.translate( | |
| 92 'py3Flakes', warning[3]).format(*msg_args) | |
| 93 # Avoid leading "u" at Python2 unicode strings | |
| 94 if translated.startswith("u'"): | |
| 95 translated = translated[1:] | |
| 96 warning[3] = translated.replace(" u'", " '") | |
| 97 | |
| 98 self.syntaxChecked.emit( | |
| 99 fn, nok, fname, line, index, code, error, warnings) |
