Add empty check for haystack range r in skipOver()

Remove space
This commit is contained in:
Per Nordlöw 2014-09-02 14:14:51 +02:00
parent 238bbb9cfd
commit 7f3611a5ed

View file

@ -6164,7 +6164,7 @@ unchanged and return $(D false).
bool skipOver(alias pred = "a == b", R, E)(ref R r, E e)
if (is(typeof(binaryFun!pred(r.front, e))))
{
if (!binaryFun!pred(r.front, e))
if (r.empty || !binaryFun!pred(r.front, e))
return false;
r.popFront();
return true;
@ -6183,6 +6183,9 @@ unittest {
assert(r == ["abc", "def", "hij"]);
assert(skipOver!((a, b) => a.equal(b))(r, e));
assert(r == ["def", "hij"]);
auto s2 = "";
assert(!s2.skipOver('a'));
}
/* (Not yet documented.)