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[dotfiles.git] / vim / ycm_extra_conf.py

diff --git a/vim/ycm_extra_conf.py b/vim/ycm_extra_conf.py
index f02f0173f61f1c2ea1acacae56a83e5f2031a011..f19fa08c956b37a69a4952f17d97b0c10961f395 100644 (file)
--- a/vim/ycm_extra_conf.py
+++ b/vim/ycm_extra_conf.py
@@ -1,17 +1,34 @@
 # https://github.com/Valloric/ycmd/blob/master/cpp/ycm/.ycm_extra_conf.py
 # https://jonasdevlieghere.com/a-better-youcompleteme-config/
 # https://github.com/Valloric/ycmd/blob/master/cpp/ycm/.ycm_extra_conf.py
 # https://jonasdevlieghere.com/a-better-youcompleteme-config/

+# https://github.com/arximboldi/dotfiles/blob/master/emacs/.ycm_extra_conf.py

 
 import os
 import os.path
 
 import os
 import os.path

+from glob import glob

 import logging
 import ycm_core
 import logging
 import ycm_core

+import difflib

 
 

+# flags used when no compilation_db is found

 BASE_FLAGS = [
 BASE_FLAGS = [

-    '-Wall',

     '-std=c++1z',
     '-std=c++1z',

-    '-xc++',
-    '-I/usr/lib/'
-    '-I/usr/include/'
+    '-x', 'c++',
+]
+
+# flags are always added
+EXTRA_FLAGS = [
+    '-Wall',
+    '-Wextra',
+    '-Weverything',
+    '-Wno-c++98-compat',
+    '-Wno-c++98-compat-pedantic',
+    # '-Wshadow',
+    # '-Werror',
+    # '-Wc++98-compat',
+    # '-Wno-long-long',
+    # '-Wno-variadic-macros',
+    # '-fexceptions',
+    # '-DNDEBUG',

 ]
 
 SOURCE_EXTENSIONS = [
 ]
 
 SOURCE_EXTENSIONS = [


@@ -23,50 +40,66 @@ SOURCE_EXTENSIONS = [
     '.mm'
 ]
 
     '.mm'
 ]
 

-HEADER_EXTENSIONS = [
-    '.h',
-    '.hxx',
-    '.hpp',
-    '.hh'
-]
+
+def generate_qt_flags():
+    flags = ['-isystem', '/usr/include/qt/']
+    for p in glob('/usr/include/qt/*/'):
+        flags += ['-isystem', p]
+    return flags
+
+
+def similarity_ratio(s, t):
+    return difflib.SequenceMatcher(a=s.lower(), b=t.lower()).ratio()
+

 
 def find_similar_file_in_database(dbpath, filename):
     import json
 
 def find_similar_file_in_database(dbpath, filename):
     import json

-    import Levenshtein

     logging.info("Trying to find some file close to: " + filename)
     logging.info("Trying to find some file close to: " + filename)

-    db = json.load(open(dbpath))
+    db = json.load(open(dbpath+ "/compile_commands.json"))
+

     best_filename = ''
     best_filename = ''

-    best_distance = 1 << 31
+    best_ratio = 0

     for entry in db:
     for entry in db:

-        entry_filename = os.path.normpath(
-            os.path.join(entry["directory"], entry["file"]))
-        distance = Levenshtein.distance(str(filename), str(entry_filename))
-        if distance < best_distance:
-            best_filename = entry_filename
-            best_distance = distance
-    return best_filename
+        entry_filename = os.path.normpath(os.path.join(entry["directory"],
+                                                       entry["file"]))

 
 

-def ok_compilation_info(info):
-    return bool(info.compiler_flags_)
+        if filename == entry_filename:
+            logging.info("Found exact match: " + entry_filename)
+            return entry_filename

 
 

-def get_compilation_info_for_file(dbpath, database, filename):
-    info = database.GetCompilationInfoForFile(filename)
-    if ok_compilation_info(info):
-        logging.info("Flags for file where found in database: " + filename)
-        return info
-    else:
-        logging.info("Flags for file not found in database: " + filename)

         basename = os.path.splitext(filename)[0]
         for extension in SOURCE_EXTENSIONS:
             replacement_file = basename + extension
         basename = os.path.splitext(filename)[0]
         for extension in SOURCE_EXTENSIONS:
             replacement_file = basename + extension

-            logging.info("Trying to replace extension with: " + extension)
-            info = database.GetCompilationInfoForFile(replacement_file)
-            if ok_compilation_info(info):
-                logging.info("Replacing header with: " + replacement_file)
-                return info
-        replacement_file = find_similar_file_in_database(dbpath, filename)
-        logging.info("Replacing header with: " + replacement_file)
-        return database.GetCompilationInfoForFile(replacement_file)
+            if entry_filename == replacement_file:
+                logging.info("Found match: " + replacement_file)
+                return entry_filename
+
+        ratio = similarity_ratio(str(filename), str(entry_filename))
+        if ratio > best_ratio:
+            best_filename = entry_filename
+            best_ratio = ratio
+
+    logging.info("Found closest match: " + best_filename)
+    return best_filename
+
+
+def find_nearest_compilation_database(root='.'):
+    dirs = glob(root + '/*/compile_commands.json', recursive=True)
+
+    if len(dirs) == 1:
+        return dirs[0]
+    elif len(dirs) > 1:
+        logging.info("Multiple compilation databases found!")
+        logging.info(dirs)
+        dirs.sort(key=lambda x: os.stat(x).st_mtime, reverse=True)
+        logging.info("Selecting newest: %s" % (dirs[0]))
+        return dirs[0]
+
+    parent = os.path.dirname(os.path.abspath(root))
+    if parent == root:
+        raise RuntimeError("Could not find compile_commands.json")
+    return find_nearest_compilation_database(parent)
+

 
 def find_nearest(path, target):
     candidates = [
 
 def find_nearest(path, target):
     candidates = [


@@ -83,39 +116,6 @@ def find_nearest(path, target):
         raise RuntimeError("Could not find " + target)
     return find_nearest(parent, target)
 
         raise RuntimeError("Could not find " + target)
     return find_nearest(parent, target)
 

-def make_relative_paths_in_flags_absolute(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 flags_for_clang_complete(root):
-    try:
-        clang_complete_path = find_nearest(root, '.clang_complete')
-        clang_complete_flags = open(clang_complete_path, 'r').read().splitlines()
-        return clang_complete_flags
-    except Exception, err:
-        logging.info("Error while looking flags for .clang_complete in root: " + root)
-        logging.error(err)
-        return None

 
 def flags_for_include(root):
     try:
 
 def flags_for_include(root):
     try:


@@ -126,49 +126,60 @@ def flags_for_include(root):
                 real_path = os.path.join(dirroot, dir_path)
                 flags = flags + ["-I" + real_path]
         return flags
                 real_path = os.path.join(dirroot, dir_path)
                 flags = flags + ["-I" + real_path]
         return flags

-    except Exception, err:
+    except Exception as err:

         logging.info("Error while looking flags for includes in root: " + root)
         logging.error(err)
         return None
 
         logging.info("Error while looking flags for includes in root: " + root)
         logging.error(err)
         return None
 

-def flags_for_compilation_database(root, filename):
+
+def get_compilation_database(root):

     try:
     try:

-        compilation_db_path = find_nearest(root, 'compile_commands.json')
+        compilation_db_path = find_nearest_compilation_database(root)

         compilation_db_dir = os.path.dirname(compilation_db_path)
         logging.info("Set compilation database directory to " + compilation_db_dir)
         compilation_db_dir = os.path.dirname(compilation_db_path)
         logging.info("Set compilation database directory to " + compilation_db_dir)

-        compilation_db = ycm_core.CompilationDatabase(compilation_db_dir)
-        if not compilation_db:
+        db = ycm_core.CompilationDatabase(compilation_db_dir)
+        if db is None:

             logging.info("Compilation database file found but unable to load")
             return None
             logging.info("Compilation database file found but unable to load")
             return None

-        compilation_info = get_compilation_info_for_file(
-            compilation_db_path, compilation_db, filename)
-        if not compilation_info:
-            logging.info("No compilation info for " + filename + " in compilation database")
-            return None
-        return make_relative_paths_in_flags_absolute(
-            compilation_info.compiler_flags_,
-            compilation_info.compiler_working_dir_)
-    except Exception, err:
-        logging.info("Error while trying to get flags for " + filename + " in compilation database")
+        return db
+    except Exception as err:
+        logging.info("Error while trying to find compilation database: " + root)

         logging.error(err)
         return None
 
         logging.error(err)
         return None
 

-def flags_for_file(filename):
-    root = os.path.realpath(filename)
-    compilation_db_flags = flags_for_compilation_database(root, filename)
-    if compilation_db_flags:
-        final_flags = compilation_db_flags
+
+def Settings(**kwargs):
+    if kwargs['language'] != 'cfamily':
+        return {}
+
+    print(kwargs)
+    client_data = kwargs['client_data']
+    root = client_data.get('getcwd()', '.')
+    filename = kwargs['filename']
+
+    database = get_compilation_database(root)
+    if database:
+        filename = find_similar_file_in_database(database.database_directory,
+                filename)
+        compilation_info = database.GetCompilationInfoForFile(filename)
+        print(compilation_info)
+        if not compilation_info.compiler_flags_:
+            return {}  #TODO use default flags
+        final_flags = list(compilation_info.compiler_flags_)
+        include_path_relative_to_dir = compilation_info.compiler_working_dir_

     else:
         final_flags = BASE_FLAGS
     else:
         final_flags = BASE_FLAGS

-        clang_flags = flags_for_clang_complete(root)
-        if clang_flags:
-            final_flags = final_flags + clang_flags

         include_flags = flags_for_include(root)
         if include_flags:
         include_flags = flags_for_include(root)
         if include_flags:

-            final_flags = final_flags + include_flags
+            final_flags += include_flags
+        final_flags += generate_qt_flags()
+        final_flags += ['-I', root,
+                        '-I', root + '/include']
+        include_path_relative_to_dir = root
+

     return {
     return {

-        'flags': final_flags,
+        'flags': final_flags + EXTRA_FLAGS,
+        'include_paths_relative_to_dir': include_path_relative_to_dir,
+        'override_filename': filename,

         'do_cache': True
     }
         'do_cache': True
     }

-
-FlagsForFile = flags_for_file