optimize call_def stuff with multiple flows, may help #20

jedi/api.py

@@ -318,6 +318,10 @@ class Script(object):
             return call, index
 
         def check_cache():
+            """ Do the parsing with a part parser, therefore reduce ressource
+            costs.
+            TODO this is not working with multi-line docstrings, improve.
+            """
             if self.source_path is None:
                 return None, 0
 
@@ -352,11 +356,13 @@ class Script(object):
         debug.speed('func_call parsed')
 
         if call is None:
+            # This is a backup, if the above is not successful.
             user_stmt = self.parser.user_stmt
             call, index = check_user_stmt(user_stmt)
             if call is None:
                 return None
 
+        debug.speed('func_call user_stmt')
         with helpers.scale_speed_settings(settings.scale_get_in_function_call):
             origins = evaluate.follow_call(call)
         debug.speed('func_call followed')

jedi/parsing.py

@@ -232,17 +232,22 @@ class Scope(Simple):
 
     @Python3Method
     def get_statement_for_position(self, pos):
-        for s in self.statements:
+        checks = self.statements + self.asserts
+        if self.isinstance(Function):
+            checks += self.params + self.decorators + self.returns
+        for s in checks:
             if isinstance(s, Flow):
                 p = s.get_statement_for_position(pos)
-                if s.next and not p:
-                    p = s.next.get_statement_for_position(pos)
+                while s.next and not p:
+                    s = s.next
+                    p = s.get_statement_for_position(pos)
                 if p:
                     return p
             elif s.start_pos <= pos < s.end_pos:
                 return s
 
         for s in self.subscopes:
+            if s.start_pos <= pos <= s.end_pos:
                 p = s.get_statement_for_position(pos)
                 if p:
                     return p
@@ -1621,6 +1626,13 @@ class PyFuzzyParser(object):
             self.gen = PushBackIterator(tokenize.generate_tokens(
                                                         self.buf.readline))
             return self.next()
+        except StopIteration:
+            # set end_pos correctly, if we finish
+            s = self.scope
+            while s is not None:
+                s.end_pos = self.end_pos
+                s = s.parent()
+            raise
 
         type, tok, self._tokenize_start_pos, self._tokenize_end_pos, \
                             self.parserline = self._current_full