| line | true | false | branch | 
 
| 22 | 0 | 2 | if grep {not defined $_;} $key, $value | 
 
| 28 | 0 | 2 | unless defined $key | 
 
| 34 | 0 | 1 | unless defined $key | 
 
| 40 | 0 | 0 | if grep {not defined $_;} $key, $value, $prev_value | 
 
| 46 | 0 | 0 | if grep {not defined $_;} $key, $prev_value | 
 
| 52 | 0 | 0 | if grep {not defined $_;} $key, $value | 
 
| 58 | 0 | 0 | if grep {not defined $_;} $key, $value | 
 
| 64 | 0 | 1 | unless defined $key | 
 
| 70 | 0 | 0 | unless defined &blessed($_) and $_->isa('Etcd::Error') | 
 
| 71 | 0 | 0 | unless $_->error_code == 100 | 
 
| 78 | 0 | 0 | unless defined $key | 
 
| 84 | 0 | 0 | unless defined $key | 
 
| 90 | 0 | 0 | if grep {not defined $_;} $key, $value | 
 
| 96 | 0 | 0 | unless defined $key |