code completion config for vim

.gitattributes

@@ -90,6 +90,7 @@ Cbc/scripts/parse_cbc.awk -text
 Cbc/scripts/parse_cbc_sol.awk -text
 Cbc/scripts/run.sh -text
 Cbc/scripts/run_cbc.sh -text
+Cbc/src/.ycm_extra_conf.py -text
 Cbc/src/CbcHeuristicDW.cpp -text
 Cbc/src/CbcHeuristicDW.hpp -text
 Cbc/src/CbcSymmetry.cpp -text

Cbc/src/.ycm_extra_conf.py

@@ -0,0 +1,133 @@
+# For code completion in VIM and Youcompleteme include necessary COIN-OR
+# headers in relative paths based on the original ycm_extra_conf.py from
+# YouCompleteMe
+# Haroldo, 2019
+
+import os
+import ycm_core
+
+flags = [
+'-Wall',
+'-Wextra',
+'-Werror',
+'-fopenmp',
+'-Wno-long-long',
+'-Wno-variadic-macros',
+'-Wno-unused-variable',
+'-I../../CoinUtils/src/',
+'-I../../Osi/src/Osi/',
+'-I../../Clp/src/',
+'-I../../Clp/src/OsiClp/',
+'-I../../ThirdParty/',
+'-I../../Cgl/src/',
+'-I../../Cgl/src/CglPreProcess/',
+'-I../../Cgl/src/CglGomory/',
+'-I../../Cgl/src/CglProbing/',
+'-I../../Cgl/src/CglKnapsackCover/',
+'-I../../Cgl/src/CglRedSplit/',
+'-I../../Cgl/src/CglRedSplit2/',
+'-I../../Cgl/src/CglGMI/',
+'-I../../Cgl/src/CglClique/',
+'-I../../Cgl/src/CglFlowCover/',
+'-I../../Cgl/src/CglMixedIntegerRounding2/',
+'-I../../Cgl/src/CglTwomir/',
+'-I../../Cgl/src/CglDuplicateRow/',
+'-I../../Cgl/src/CglStored/',
+'-I../../Cgl/src/CglLandP/',
+'-I../../Cgl/src/CglResidualCapacity/',
+'-I../../Cgl/src/CglZeroHalf/',
+'-std=c++98',
+'-x',
+'c++'
+]
+
+
+compilation_database_folder = ''
+
+if os.path.exists( compilation_database_folder ):
+  database = ycm_core.CompilationDatabase( compilation_database_folder )
+else:
+  database = None
+
+SOURCE_EXTENSIONS = [ '.cpp', '.cxx', '.cc', '.c', '.m', '.mm' ]
+
+def DirectoryOfThisScript():
+  return os.path.dirname( os.path.abspath( __file__ ) )
+
+
+def MakeRelativePathsInFlagsAbsolute( flags, working_directory ):
+  if not working_directory:
+    return list( flags )
+  new_flags = []
+  make_next_absolute = False
+  path_flags = [ '-isystem', '-I', '-iquote', '--sysroot=' ]
+  for flag in flags:
+    new_flag = flag
+
+    if make_next_absolute:
+      make_next_absolute = False
+      if not flag.startswith( '/' ):
+        new_flag = os.path.join( working_directory, flag )
+
+    for path_flag in path_flags:
+      if flag == path_flag:
+        make_next_absolute = True
+        break
+
+      if flag.startswith( path_flag ):
+        path = flag[ len( path_flag ): ]
+        new_flag = path_flag + os.path.join( working_directory, path )
+        break
+
+    if new_flag:
+      new_flags.append( new_flag )
+  return new_flags
+
+
+def IsHeaderFile( filename ):
+  extension = os.path.splitext( filename )[ 1 ]
+  return extension in [ '.h', '.hxx', '.hpp', '.hh' ]
+
+
+def GetCompilationInfoForFile( filename ):
+  # The compilation_commands.json file generated by CMake does not have entries
+  # for header files. So we do our best by asking the db for flags for a
+  # corresponding source file, if any. If one exists, the flags for that file
+  # should be good enough.
+  if IsHeaderFile( filename ):
+    basename = os.path.splitext( filename )[ 0 ]
+    for extension in SOURCE_EXTENSIONS:
+      replacement_file = basename + extension
+      if os.path.exists( replacement_file ):
+        compilation_info = database.GetCompilationInfoForFile(
+          replacement_file )
+        if compilation_info.compiler_flags_:
+          return compilation_info
+    return None
+  return database.GetCompilationInfoForFile( filename )
+
+
+def FlagsForFile( filename, **kwargs ):
+  if database:
+    # Bear in mind that compilation_info.compiler_flags_ does NOT return a
+    # python list, but a "list-like" StringVec object
+    compilation_info = GetCompilationInfoForFile( filename )
+    if not compilation_info:
+      return None
+
+    final_flags = MakeRelativePathsInFlagsAbsolute(
+      compilation_info.compiler_flags_,
+      compilation_info.compiler_working_dir_ )
+
+    # NOTE: This is just for YouCompleteMe; it's highly likely that your project
+    # does NOT need to remove the stdlib flag. DO NOT USE THIS IN YOUR
+    # ycm_extra_conf IF YOU'RE NOT 100% SURE YOU NEED IT.
+    try:
+      final_flags.remove( '-stdlib=libc++' )
+    except ValueError:
+      pass
+  else:
+    relative_to = DirectoryOfThisScript()
+    final_flags = MakeRelativePathsInFlagsAbsolute( flags, relative_to )
+
+  return { 'flags': final_flags }