pub fn into_arg(self) -> Option<ArgInstruction> {
    match self {
      Instruction::Arg(a) => Some(a),
      _ => None,
    }
  }
/// Attempts to convert this instruction into an ArgInstruction, returning
/// None if impossible.
Attempts to convert this instruction into an ArgInstruction, returning
None if impossible.
Attempts to convert this instruction into an ArgInstruction returning None if impossible .
pub fn into_arg(self) -> Option<ArgInstruction> {
    match self {
      Instruction::Arg(a) => Some(a),
      _ => None,
    }
  }
pub fn into_arg ( self ) -> Option < ArgInstruction > { match self { Instruction :: Arg ( a ) => Some ( a ) , _ => None , } }
Attempts to convert this instruction into an ArgInstruction, returning
None if impossible.
Attempts to convert this instruction into an ArgInstruction returning None if impossible .
self