pub fn into_from(self) -> Option<FromInstruction> {
    match self {
      Instruction::From(f) => Some(f),
      _ => None,
    }
  }
/// Attempts to convert this instruction into a FromInstruction, returning
/// None if impossible.
Attempts to convert this instruction into a FromInstruction, returning
None if impossible.
Attempts to convert this instruction into a FromInstruction returning None if impossible .
pub fn into_from(self) -> Option<FromInstruction> {
    match self {
      Instruction::From(f) => Some(f),
      _ => None,
    }
  }
pub fn into_from ( self ) -> Option < FromInstruction > { match self { Instruction :: From ( f ) => Some ( f ) , _ => None , } }
Attempts to convert this instruction into a FromInstruction, returning
None if impossible.
Attempts to convert this instruction into a FromInstruction returning None if impossible .
self