PythonChecker/plugin.py at master · patrys/PythonChecker · GitHub

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importos.path

importsublime
importsublime_plugin

from . importchecker

PACKAGE_NAME=os.path.splitext(os.path.basename(os.path.dirname(__file__)))[0]


classValidator(sublime_plugin.EventListener):

KNOWN_SYNTAXES= {'Packages/Python/Python.tmLanguage',
'Packages/Python/Python.sublime-syntax'}

def__init__(self, *args, **kwargs):
self.view_cache= {}
self.view_line= {}
super().__init__(*args, **kwargs)

defon_load_async(self, view):
ifview.is_scratch():
return
self.revalidate(view)

defon_post_save_async(self, view):
ifview.is_scratch():
return
self.revalidate(view)

defon_selection_modified_async(self, view):
ifview.is_scratch():
return
self.update_statusbar(view)

defon_pre_close(self, view):
view_id=view.id()
ifview_idinself.view_line:
delself.view_line[view_id]
ifview_idinself.view_cache:
delself.view_cache[view_id]

defupdate_statusbar(self, view, force=False):
line=self.get_selected_line(view)
view_id=view.id()

ifforceorline!=self.view_line.get(view.id(), None):
self.view_line[view_id] =line
error=self.view_cache.get(view_id, {}).get(line, None)
iferror:
view.set_status('python-checker-problem', error)
else:
view.erase_status('python-checker-problem')

defget_selected_line(self, view):
selection=view.sel()
try:
returnview.rowcol(selection[0].end())[0]
exceptException:
returnNone

defrevalidate(self, view):
ifview.settings().get("syntax") notinself.KNOWN_SYNTAXES:
return
problems=self.get_problems(view)
self.highlight_problems(view, problems)
self.update_statusbar(view, force=True)

defget_problems(self, view):
filename=view.file_name()
ifnotfilename:
filename='<unsaved>'
source=view.substr(sublime.Region(0, view.size()))
settings=view.settings()
python_executable=settings.get('python_interpreter_path', None)
ifpython_executable:
returnchecker.get_external(source, filename,
executable=python_executable)
returnchecker.get_problems(source, filename)

defhighlight_problems(self, view, problems):
view.erase_regions('python-checker-problem')
view_id=view.id()
view_cache= {}
regions= []
forprobleminproblems:
view_cache[problem.lineno-1] =problem.message
region_start=view.text_point(problem.lineno-1, problem.offset)
region=view.word(region_start)
regions.append(region)
self.view_cache[view_id] =view_cache
style= (sublime.DRAW_NO_FILL|sublime.DRAW_NO_OUTLINE|
sublime.DRAW_SQUIGGLY_UNDERLINE)
view.add_regions('python-checker-problem', regions, 'invalid',
'Packages/%s/images/marker.png'% (PACKAGE_NAME,),
style)