Block-level enable and disable arg checks
with_arg_checks  true_or_false (boolean)
Similar to use_arg_checks except only applies to code within supplied do/end block. Previous arg check value is restored after block.
Introduced in v2.0
Example
 
  | # Example 1 | 
  | 
use_arg_checks true
play 80, cutoff: 100
with_arg_checks false do
 
  play 50, release: 3
  sleep 1
  play 72            
end
play 90
 | 
# Turn on arg checking:
 
# Args are checked
 
#Arg checking is now disabled
# Args are not checked
 
# Arg is not checked
 
# Arg checking is re-enabled
# Args are checked
 |