revset: map postfix '%' to only() to optimize operand recursively (issue4670)
Instead of keeping 'onlypost' as a method, this patch rewrites it to 'only'
function. This way, 'x%' always has the same weight as 'only(x)'.
#!/usr/bin/env python
import errno, os, sys
for f in sys.argv[1:]:
try:
print f, '->', os.readlink(f)
except OSError, err:
if err.errno != errno.EINVAL:
raise
print f, 'not a symlink'
sys.exit(0)