Actually implement symbol search for projects

jedi/api/project.py

@@ -6,10 +6,13 @@ from jedi._compatibility import FileNotFoundError, PermissionError, IsADirectory
 from jedi._compatibility import scandir
 from jedi.api.environment import get_cached_default_environment, create_environment
 from jedi.api.exceptions import WrongVersion
+from jedi.api.classes import Definition
 from jedi._compatibility import force_unicode
 from jedi.inference.sys_path import discover_buildout_paths
 from jedi.inference.cache import inference_state_as_method_param_cache
-from jedi.inference.references import recurse_find_python_files
+from jedi.inference.references import recurse_find_python_files, search_in_file_ios
+from jedi.inference.helpers import get_module_names
+from jedi.inference import InferenceState
 from jedi.file_io import FolderIO
 from jedi.common.utils import traverse_parents
 
@@ -172,9 +175,11 @@ class Project(object):
         """
         Returns a generator of names
         """
-        for file_io in recurse_find_python_files(FolderIO(self._path)):
-            for name in get_names(all_scopes=True):
-                yield name
+        inference_state = InferenceState(self)
+        file_io_iterator = recurse_find_python_files(FolderIO(self._path))
+        for module_context in search_in_file_ios(inference_state, file_io_iterator, string):
+            for name in get_module_names(module_context.ree_node, all_scopes=all_scopes):
+                yield Definition(inference_state, module_context.create_name(name))
 
     def __repr__(self):
         return '<%s: %s>' % (self.__class__.__name__, self._path)