42
November 21, 2015 ยท View on GitHub
Enable ruby warnings
$VERBOSE = true
class WarnMe
def var
@var || 42
end
end
p WarnMe.new.var
# Result:
# ./enable_ruby_warnings.rb:5: warning: instance variable @var not initialized
# 42
November 21, 2015 ยท View on GitHub
$VERBOSE = true
class WarnMe
def var
@var || 42
end
end
p WarnMe.new.var
# Result:
# ./enable_ruby_warnings.rb:5: warning: instance variable @var not initialized
# 42