make has_var_pattern safer
make has_var_pattern safer

Blazemeter/taurus,greyfenrir/taurus,Blazemeter/taurus,greyfenrir/taurus,greyfenrir/taurus,greyfenrir/taurus,Blazemeter/taurus,Blazemeter/taurus,Blazemeter/taurus,Blazemeter/taurus,greyfenrir/taurus,greyfenrir/taurus,greyfenrir/taurus,greyfenrir/taurus,Blazemeter/taurus,greyfenrir/taurus,Blazemeter/taurus,Blazemeter/taurus