py3: rewrite stdout hack of doctest by using ui.pushbuffer()
We can't use pycompat.stdout here because the doctest runner replaces
sys.stdout with a string buffer.
--- a/mercurial/formatter.py Sun Sep 17 12:26:42 2017 +0900
+++ b/mercurial/formatter.py Sun Sep 17 12:39:14 2017 +0900
@@ -45,9 +45,12 @@
... import sys
... from . import ui as uimod
... ui = uimod.ui()
-... ui.fout = sys.stdout # redirect to doctest
... ui.verbose = verbose
-... return fn(ui, ui.formatter(fn.__name__, opts))
+... ui.pushbuffer()
+... try:
+... return fn(ui, ui.formatter(fn.__name__, opts))
+... finally:
+... print(pycompat.sysstr(ui.popbuffer()), end='')
Basic example:
@@ -101,7 +104,7 @@
baz: foo, bar
"""
-from __future__ import absolute_import
+from __future__ import absolute_import, print_function
import collections
import contextlib