neovim/contrib/YouCompleteMe/ycm_extra_conf.py

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2014-03-12 09:12:24 -07:00
# .ycm_extra_conf.py for nvim source code.
import os
import ycm_core
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def DirectoryOfThisScript():
return os.path.dirname(os.path.abspath(__file__))
def GetDatabase():
compilation_database_folder = os.path.join(DirectoryOfThisScript(),
'build')
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if os.path.exists(compilation_database_folder):
return ycm_core.CompilationDatabase(compilation_database_folder)
return None
def GetCompilationInfoForFile(filename):
database = GetDatabase()
if not database:
return None
return database.GetCompilationInfoForFile(filename)
# It seems YCM does not resolve directories correctly. This function will
# adjust paths in the compiler flags to be absolute
def FixDirectories(args, compiler_working_dir):
def adjust_path(path):
return os.path.abspath(os.path.join(compiler_working_dir, path))
adjust_next_arg = False
new_args = []
for arg in args:
if adjust_next_arg:
arg = adjust_path(arg)
adjust_next_arg = False
else:
for dir_flag in ['-I', '-isystem', '-o', '-c']:
if arg.startswith(dir_flag):
if arg != dir_flag:
# flag and path are concatenated in same arg
path = arg[len(dir_flag):]
new_path = adjust_path(path)
arg = '{0}{1}'.format(dir_flag, new_path)
else:
# path is specified in next argument
adjust_next_arg = True
new_args.append(arg)
return new_args
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def FlagsForFile(filename):
compilation_info = GetCompilationInfoForFile(filename)
if not compilation_info:
return None
# Add flags not needed for clang-the-binary,
# but needed for libclang-the-library (YCM uses this last one).
flags = FixDirectories((list(compilation_info.compiler_flags_)
if compilation_info.compiler_flags_
else []), compilation_info.compiler_working_dir_)
extra_flags = ['-Wno-newline-eof']
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return {
'flags': flags + extra_flags,
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'do_cache': True
}