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Make operator<< to return void

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This should help preventing misuse.

No functional change.
This commit is contained in:
Marco Costalba
2014-04-03 10:34:25 +02:00
parent 0ba814b3ca
commit c15b132f03
2 changed files with 2 additions and 3 deletions
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3
src/ucioption.cpp
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@@ -139,13 +139,12 @@ Option::operator std::string() const {
/// operator<<() inits options and assigns idx in the correct printing order
Option& Option::operator<<(const Option& o) {
void Option::operator<<(const Option& o) {
static size_t index = 0;
*this = o;
idx = index++;
return *this;
}