progress: use stderr instead of stdout; check stderr.isatty()
This means that progress bars will continue to show on the terminal
when both stdin and stdout are redirected.
#!/bin/sh
cat > loop.py <<EOF
from mercurial import commands
def loop(ui, loops, **opts):
loops = int(loops)
total = None
if loops >= 0:
total = loops
loops = abs(loops)
for i in range(loops):
ui.progress('loop', i, 'loop.%d' % i, 'loopnum', total)
ui.progress('loop', None, 'loop.done', 'loopnum', total)
commands.norepo += " loop"
cmdtable = {
"loop": (loop, [], 'hg loop LOOPS'),
}
EOF
cat > filtercr.py <<EOF
import sys, re
for line in sys.stdin:
line = re.sub(r'\r+[^\n]', lambda m: '\n' + m.group()[-1:], line)
sys.stdout.write(line)
EOF
echo "[extensions]" >> $HGRCPATH
echo "progress=" >> $HGRCPATH
echo "loop=`pwd`/loop.py" >> $HGRCPATH
echo "[progress]" >> $HGRCPATH
echo "assume-tty=1" >> $HGRCPATH
echo '% test default params, display nothing because of delay'
hg -y loop 3 2>&1 | python filtercr.py
echo "delay=0" >> $HGRCPATH
echo "refresh=0" >> $HGRCPATH
echo '% test with delay=0, refresh=0'
hg -y loop 3 2>&1 | python filtercr.py
echo '% test refresh is taken in account'
hg -y --config progress.refresh=100 loop 3 2>&1 | python filtercr.py
echo '% test format options 1'
hg -y --config 'progress.format=number topic item+2' loop 2 2>&1 | python filtercr.py
echo '% test format options 2'
hg -y --config 'progress.format=number item-3 bar' loop 2 2>&1 | python filtercr.py
echo '% test format options and indeterminate progress'
hg -y --config 'progress.format=number item bar' loop -- -2 2>&1 | python filtercr.py
echo '% test immediate progress completion'
hg -y loop 0 2>&1 | python filtercr.py