Mercurial > hg-stable
changeset 15116:d8501bcbb221
revset: add default of 1 to limit and last functions
| author | Matt Mackall <mpm@selenic.com> |
|---|---|
| date | Fri, 16 Sep 2011 22:57:47 -0500 |
| parents | c84b3f42d5ae |
| children | 0ab1c3a1f3b2 |
| files | mercurial/revset.py |
| diffstat | 1 files changed, 14 insertions(+), 10 deletions(-) [+] |
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--- a/mercurial/revset.py Fri Sep 16 17:53:58 2011 -0500 +++ b/mercurial/revset.py Fri Sep 16 22:57:47 2011 -0500 @@ -513,14 +513,16 @@ return l def limit(repo, subset, x): - """``limit(set, n)`` - First n members of set. + """``limit(set, [n])`` + First n members of set, defaulting to 1. """ # i18n: "limit" is a keyword - l = getargs(x, 2, 2, _("limit requires two arguments")) + l = getargs(x, 1, 2, _("limit requires one or two arguments")) try: - # i18n: "limit" is a keyword - lim = int(getstring(l[1], _("limit requires a number"))) + lim = 1 + if len(l) == 2: + # i18n: "limit" is a keyword + lim = int(getstring(l[1], _("limit requires a number"))) except (TypeError, ValueError): # i18n: "limit" is a keyword raise error.ParseError(_("limit expects a number")) @@ -529,14 +531,16 @@ return [r for r in os if r in ss] def last(repo, subset, x): - """``last(set, n)`` - Last n members of set. + """``last(set, [n])`` + Last n members of set, defaulting to 1. """ # i18n: "last" is a keyword - l = getargs(x, 2, 2, _("last requires two arguments")) + l = getargs(x, 1, 2, _("last requires one or two arguments")) try: - # i18n: "last" is a keyword - lim = int(getstring(l[1], _("last requires a number"))) + lim = 1 + if len(l) == 2: + # i18n: "last" is a keyword + lim = int(getstring(l[1], _("last requires a number"))) except (TypeError, ValueError): # i18n: "last" is a keyword raise error.ParseError(_("last expects a number"))