Enum At 

pub enum At {
    Before(Inst),
    After(Inst),
    StartOf(Block),
    EndOf(Block),
}

Where an edit goes.

Variants

Before(Inst)

In front of an instruction, which is where a value it reads is put where it wants it.

After(Inst)

Behind an instruction, which is where a value it wrote somewhere it insisted on is taken away to where it lives.

StartOf(Block)

At the start of a block, in front of everything in it.

EndOf(Block)

At the end of a block, in front of the branch it finishes with.

Trait Implementations

impl Clone for At

fn clone(&self) -> At

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Copy for At

impl Debug for At

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Eq for At

impl PartialEq for At

fn eq(&self, other: &At) -> bool

Equality operator ==.

fn ne(&self, other: &Rhs) -> bool

Inequality operator !=.

impl StructuralPartialEq for At