D7470: profiling: add a missing argument to the ProgrammingError constructor

[mharbison72 (Matt Harbison)]

mharbison72 created this revision.
Herald added a subscriber: mercurial-devel.
Herald added a reviewer: hg-reviewers.

REPOSITORY
  rHG Mercurial

REVISION DETAIL
  https://phab.mercurial-scm.org/D7470

AFFECTED FILES
  mercurial/profiling.py

CHANGE DETAILS

diff --git a/mercurial/profiling.py b/mercurial/profiling.py
--- a/mercurial/profiling.py
+++ b/mercurial/profiling.py
@@ -204,7 +204,7 @@
 
         If the profiler was already started, this has no effect."""
         if not self._entered:
-            raise error.ProgrammingError()
+            raise error.ProgrammingError(b'use a context manager to start')
         if self._started:
             return
         self._started = True



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