D3537: dispatch: minor code refactor

[indygreg (Gregory Szorc)]

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

REVISION SUMMARY
  This hopefully makes things slightly easier to read.

REPOSITORY
  rHG Mercurial

REVISION DETAIL
  https://phab.mercurial-scm.org/D3537

AFFECTED FILES
  mercurial/dispatch.py

CHANGE DETAILS

diff --git a/mercurial/dispatch.py b/mercurial/dispatch.py
--- a/mercurial/dispatch.py
+++ b/mercurial/dispatch.py
@@ -87,16 +87,19 @@
     req = request(pycompat.sysargv[1:])
     err = None
     try:
-        status = (dispatch(req) or 0)
+        status = dispatch(req) or 0
     except error.StdioError as e:
         err = e
         status = -1
+
+    # In all cases we try to flush stdio streams.
     if util.safehasattr(req.ui, 'fout'):
         try:
             req.ui.fout.flush()
         except IOError as e:
             err = e
             status = -1
+
     if util.safehasattr(req.ui, 'ferr'):
         try:
             if err is not None and err.errno != errno.EPIPE:



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