| … | … | ||
|---|---|---|---|
| 73 | sub bool { | 73 | sub bool { |
| 74 | !${${$_[0]}} | 74 | !${${$_[0]}} |
| 75 | } | 75 | } |
| 76 | 76 | ||
| 77 | sub DESTROY { | 77 | sub DESTROY { |
| 78 | ${${$_[0]}}->cancel; | 78 | ${${$_[0]}}->cancel if ${${$_[0]}}; |
| 79 | undef ${${$_[0]}}; # without this it leaks like hell. breaks the circular reference inside the closure | 79 | undef ${${$_[0]}}; # without this it leaks like hell. breaks the circular reference inside the closure |
| 80 | } | 80 | } |
| 81 | 81 | ||
| 82 | use overload 'bool' => \&bool, '0+' => \&bool; | 82 | use overload 'bool' => \&bool, '0+' => \&bool; |
| 83 | 83 |
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