def show_kernel_error(self, error):
"""Show kernel initialization errors in infowidget."""
self.error_text = error
# Filter out benign errors
if "http://bugs.python.org/issue1666807" in error:
# See spyder-ide/spyder#16828
return
InstallerIPythonKernelError(error)
# Replace end of line chars with <br>
eol = sourcecode.get_eol_chars(error)
if eol:
error = error.replace(eol, '<br>')
# Don't break lines in hyphens
# From https://stackoverflow.com/q/7691569/438386
error = error.replace('-', '‑')
# Create error page
message = _("An error ocurred while starting the kernel")
kernel_error_template = Template(KERNEL_ERROR)
self.info_page = kernel_error_template.substitute(
css_path=self.css_path, message=message, error=error)
# Show error
self.set_info_page()
self.shellwidget.hide()
self.infowidget.show()
# Tell the client we're in error mode
self.is_error_shown = True
def show_kernel_error(self, error):
"""Show kernel initialization errors in infowidget."""
# Replace end of line chars with <br>
eol = sourcecode.get_eol_chars(error)
if eol:
error = error.replace(eol, '<br>')
# Don't break lines in hyphens
# From https://stackoverflow.com/q/7691569/438386
error = error.replace('-', '‑')
# Create error page
message = _("An error ocurred while starting the kernel")
kernel_error_template = Template(KERNEL_ERROR)
page = kernel_error_template.substitute(css_path=self.css_path,
message=message,
error=error)
# Show error
self.infowidget.setHtml(page, QUrl.fromLocalFile(self.css_path))
self.shellwidget.hide()
self.infowidget.show()
# Tell the client we're in error mode
self.is_error_shown = True
def show_kernel_error(self, error):
"""Show kernel initialization errors in infowidget"""
# Remove explanation about how to kill the kernel (doesn't apply to us)
error = error.split('issues/2049')[-1]
# Remove unneeded blank lines at the beginning
eol = sourcecode.get_eol_chars(error)
if eol:
error = error.replace(eol, '<br>')
while error.startswith('<br>'):
error = error[4:]
# Remove connection message
if error.startswith('To connect another client') or \
error.startswith('[IPKernelApp] To connect another client'):
error = error.split('<br>')
error = '<br>'.join(error[2:])
# Don't break lines in hyphens
# From http://stackoverflow.com/q/7691569/438386
error = error.replace('-', '‑')
message = _("An error ocurred while starting the kernel")
kernel_error_template = Template(KERNEL_ERROR)
page = kernel_error_template.substitute(css_path=CSS_PATH,
message=message,
error=error)
self.infowidget.setHtml(page)
def show_kernel_error(self, error):
"""Show kernel initialization errors in infowidget."""
# Replace end of line chars with <br>
eol = sourcecode.get_eol_chars(error)
if eol:
error = error.replace(eol, '<br>')
# Don't break lines in hyphens
# From https://stackoverflow.com/q/7691569/438386
error = error.replace('-', '‑')
# Create error page
message = _("An error ocurred while starting the kernel")
kernel_error_template = Template(KERNEL_ERROR)
self.info_page = kernel_error_template.substitute(
css_path=self.css_path,
message=message,
error=error)
# Show error
self.set_info_page()
self.shellwidget.hide()
self.infowidget.show()
# Tell the client we're in error mode
self.is_error_shown = True
def test_save_with_preferred_eol_chars(editor_plugin, python_files, qtbot,
os_name):
"""Check that saving files with preferred eol chars works as expected."""
filenames, tmpdir = python_files
editorstack = editor_plugin.get_current_editorstack()
eol_lookup = {'posix': 'LF', 'nt': 'CRLF', 'mac': 'CR'}
# Set options
editor_plugin.set_option('convert_eol_on_save', True)
editor_plugin.set_option('convert_eol_on_save_to', eol_lookup[os_name])
editor_plugin.apply_plugin_settings(
{'convert_eol_on_save', 'convert_eol_on_save_to'})
# Load a test file
fname = filenames[0]
editor_plugin.load(fname)
qtbot.wait(500)
codeeditor = editor_plugin.get_current_editor()
# Set file as dirty, save it and check that it has the right eol.
codeeditor.document().setModified(True)
editorstack.save()
with open(fname, mode='r', newline='') as f:
text = f.read()
assert get_eol_chars(text) == get_eol_chars_from_os_name(os_name)
def set_eol_chars(self, text):
"""Set widget end-of-line (EOL) characters from text (analyzes text)"""
if not is_text_string(text): # testing for QString (PyQt API#1)
text = to_text_string(text)
eol_chars = sourcecode.get_eol_chars(text)
if eol_chars is not None and self.eol_chars is not None:
self.document().setModified(True)
self.eol_chars = eol_chars
def set_eol_chars(self, text):
"""Set widget end-of-line (EOL) characters from text (analyzes text)"""
if not is_text_string(text): # testing for QString (PyQt API#1)
text = to_text_string(text)
eol_chars = sourcecode.get_eol_chars(text)
if eol_chars is not None and self.eol_chars is not None:
self.document().setModified(True)
self.eol_chars = eol_chars
def test_get_eol_chars_no_eol():
eol_chars = sourcecode.get_eol_chars('foo')
if os.name == 'nt':
assert eol_chars == "\r\n"
elif sys.platform.startswith('linux'):
assert eol_chars == "\n"
elif sys.platform == 'darwin':
assert eol_chars == "\r"
def show_kernel_error(self, error):
"""Show kernel initialization errors."""
# Remove unneeded blank lines at the beginning
eol = sourcecode.get_eol_chars(error)
if eol:
error = error.replace(eol, '<br>')
# Don't break lines in hyphens
# From http://stackoverflow.com/q/7691569/438386
error = error.replace('-', '‑')
message = _("An error occurred while starting the kernel")
kernel_error_template = Template(KERNEL_ERROR)
page = kernel_error_template.substitute(css_path=CSS_PATH,
message=message,
error=error)
self.setHtml(page)
def test_toggle_eol_chars(editor_plugin, python_files, qtbot, os_name):
"""
Check that changing eol chars from the 'Convert end-of-line characters'
menu works as expected.
"""
filenames, tmpdir = python_files
editorstack = editor_plugin.get_current_editorstack()
# Load a test file
fname = filenames[0]
editor_plugin.load(fname)
qtbot.wait(500)
codeeditor = editor_plugin.get_current_editor()
# Change to a different eol, save and check that file has the right eol.
editor_plugin.toggle_eol_chars(os_name, True)
assert codeeditor.document().isModified()
editorstack.save()
with open(fname, mode='r', newline='') as f:
text = f.read()
assert get_eol_chars(text) == get_eol_chars_from_os_name(os_name)
def show_kernel_error(self, error):
"""Show kernel initialization errors in infowidget."""
self.error_text = error
if self.is_benign_error(error):
return
InstallerIPythonKernelError(error)
# Replace end of line chars with <br>
eol = sourcecode.get_eol_chars(error)
if eol:
error = error.replace(eol, '<br>')
# Don't break lines in hyphens
# From https://stackoverflow.com/q/7691569/438386
error = error.replace('-', '‑')
# Create error page
message = _("An error ocurred while starting the kernel")
kernel_error_template = Template(KERNEL_ERROR)
self.info_page = kernel_error_template.substitute(
css_path=self.css_path,
message=message,
error=error)
# Show error
if self.infowidget is not None:
self.set_info_page()
self.shellwidget.hide()
self.infowidget.show()
# Tell the client we're in error mode
self.is_error_shown = True
# Stop shellwidget
self.shellwidget.shutdown()
self.remove_std_files(is_last_client=False)
def test_save_with_os_eol_chars(editor_plugin, mocker, qtbot, tmpdir):
"""Check that saving new files uses eol chars according to OS."""
editorstack = editor_plugin.get_current_editorstack()
# Mock output of save file dialog.
fname = osp.join(tmpdir, 'test_eol_chars.py')
mocker.patch.object(editor_module, 'getsavefilename')
editor_module.getsavefilename.return_value = (fname, '')
# Load new, empty file
editor_plugin.new()
qtbot.wait(500)
codeeditor = editor_plugin.get_current_editor()
# Write some blank lines on it.
for __ in range(3):
qtbot.keyClick(codeeditor, Qt.Key_Return)
# Save file and check that it has the right eol.
editorstack.save()
with open(fname, mode='r', newline='') as f:
text = f.read()
assert get_eol_chars(text) == os.linesep
def replace_find(self, focus_replace_text=False, replace_all=False):
"""Replace and find."""
if self.editor is None:
return
replace_text = to_text_string(self.replace_text.currentText())
search_text = to_text_string(self.search_text.currentText())
re_pattern = None
case = self.case_button.isChecked()
re_flags = re.MULTILINE if case else re.IGNORECASE | re.MULTILINE
# Check regexp before proceeding
if self.re_button.isChecked():
try:
re_pattern = re.compile(search_text, flags=re_flags)
# Check if replace_text can be substituted in re_pattern
# Fixes spyder-ide/spyder#7177.
re_pattern.sub(replace_text, '')
except re.error:
# Do nothing with an invalid regexp
return
first = True
cursor = None
while True:
if first:
# First found
seltxt = to_text_string(self.editor.get_selected_text())
cmptxt1 = search_text if case else search_text.lower()
cmptxt2 = seltxt if case else seltxt.lower()
if re_pattern is None:
has_selected = self.editor.has_selected_text()
if has_selected and cmptxt1 == cmptxt2:
# Text was already found, do nothing
pass
else:
if not self.find(changed=False,
forward=True,
rehighlight=False):
break
else:
if len(re_pattern.findall(cmptxt2)) > 0:
pass
else:
if not self.find(changed=False,
forward=True,
rehighlight=False):
break
first = False
wrapped = False
position = self.editor.get_position('cursor')
position0 = position
cursor = self.editor.textCursor()
cursor.beginEditBlock()
else:
position1 = self.editor.get_position('cursor')
if is_position_inf(
position1,
position0 + len(replace_text) - len(search_text) + 1):
# Identify wrapping even when the replace string
# includes part of the search string
wrapped = True
if wrapped:
if (position1 == position
or is_position_sup(position1, position)):
# Avoid infinite loop: replace string includes
# part of the search string
break
if position1 == position0:
# Avoid infinite loop: single found occurrence
break
position0 = position1
if re_pattern is None:
cursor.removeSelectedText()
cursor.insertText(replace_text)
else:
seltxt = to_text_string(cursor.selectedText())
# Note: If the selection obtained from an editor spans a line
# break, the text will contain a Unicode U+2029 paragraph
# separator character instead of a newline \n character.
# See: spyder-ide/spyder#2675
eol_char = get_eol_chars(self.editor.toPlainText())
seltxt = seltxt.replace(u'\u2029', eol_char)
cursor.removeSelectedText()
cursor.insertText(re_pattern.sub(replace_text, seltxt))
if self.find_next(set_focus=False):
found_cursor = self.editor.textCursor()
cursor.setPosition(found_cursor.selectionStart(),
QTextCursor.MoveAnchor)
cursor.setPosition(found_cursor.selectionEnd(),
QTextCursor.KeepAnchor)
else:
break
if not replace_all:
break
if cursor is not None:
cursor.endEditBlock()
if focus_replace_text:
self.replace_text.setFocus()
else:
self.editor.setFocus()
if getattr(self.editor, 'document_did_change', False):
self.editor.document_did_change()
def test_get_eol_chars():
eol_chars = sourcecode.get_eol_chars('foo\r\n')
assert eol_chars == '\r\n'
