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pub type Instructions = Vec<Code>;
#[derive(Debug, Clone, PartialEq)]
pub enum Code {
Constant(usize),
True,
False,
Add,
Subtract,
Mulitply,
Divide,
Negate,
GreaterThan,
GreaterThanEquals,
LessThan,
LessThanEquals,
Equals,
NotEquals,
Call(usize),
Return(bool),
Jump(usize),
JumpIfNot(usize),
GetGlobal(usize),
SetGlobal(usize),
GetLocal(usize),
SetLocal(usize),
Pop,
}