Mercurial > hg-stable
changeset 32572:447bbd970047
cmdutil: extract function checking if pattern should be taken as stdin/out
This will be used in commands.cat().
| author | Yuya Nishihara <yuya@tcha.org> |
|---|---|
| date | Thu, 25 May 2017 21:28:08 +0900 |
| parents | 2dd8d4108249 |
| children | f4cd4c49e302 |
| files | mercurial/cmdutil.py |
| diffstat | 1 files changed, 5 insertions(+), 1 deletions(-) [+] |
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--- a/mercurial/cmdutil.py Thu May 25 21:25:49 2017 +0900 +++ b/mercurial/cmdutil.py Thu May 25 21:28:08 2017 +0900 @@ -610,6 +610,10 @@ raise error.Abort(_("invalid format spec '%%%s' in output filename") % inst.args[0]) +def isstdiofilename(pat): + """True if the given pat looks like a filename denoting stdin/stdout""" + return not pat or pat == '-' + class _unclosablefile(object): def __init__(self, fp): self._fp = fp @@ -635,7 +639,7 @@ writable = mode not in ('r', 'rb') - if not pat or pat == '-': + if isstdiofilename(pat): if writable: fp = repo.ui.fout else: