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[READY] Fix errors with Vim versions prior to 7.4.107 when UltiSnips is not loaded #2337

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[READY] Fix errors with Vim versions prior to 7.4.107 when UltiSnips is not loaded #2337

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10 changes: 10 additions & 0 deletions python/ycm/youcompleteme.py
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Original file line number Diff line number Diff line change
Expand Up @@ -700,6 +700,16 @@ def BuildExtraConfData( extra_conf_vim_data ):

def _AddUltiSnipsDataIfNeeded( self, extra_data ):
# See :h UltiSnips#SnippetsInCurrentScope.

# Errors when evaluating Vim expressions are not caught by Python
# try/except blocks prior to Vim 7.4.107. We check that the UltiSnips
# function exists for these versions.
# TODO: remove this when bumping version requirement to 7.4.107 or greater.
if ( not vimsupport.VimVersionAtLeast( "7.4.107" ) and
not vimsupport.GetBoolValue(
"exists( '*UltiSnips#SnippetsInCurrentScope' )" ) ):
return

try:
vim.eval( 'UltiSnips#SnippetsInCurrentScope( 1 )' )
except vim.error:
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