Struct ExpressionTreeSurfaceCodec 

pub struct ExpressionTreeSurfaceCodec;

Reversible, stateless codec for a revisioned expression-tree snapshot.

Implementations

impl ExpressionTreeSurfaceCodec

pub const fn new() -> Self

Builds the expression-tree surface codec.

Trait Implementations

impl Clone for ExpressionTreeSurfaceCodec

fn clone(&self) -> ExpressionTreeSurfaceCodec

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Copy for ExpressionTreeSurfaceCodec

impl Debug for ExpressionTreeSurfaceCodec

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

Formats the value using the given formatter.

impl Default for ExpressionTreeSurfaceCodec

fn default() -> ExpressionTreeSurfaceCodec

Returns the “default value” for a type.

impl SurfaceCodec for ExpressionTreeSurfaceCodec

fn encode(&self, _cx: &mut Cx, value: &Expr, caps: &SurfaceCaps) -> Result<Expr>

Renders value to a Scene projected for caps (deterministic).

fn decode(&self, _cx: &mut Cx, value: &Expr, submitted: &Expr) -> Result<Draft>

Decodes intent against value into a previewable Draft.

fn commit(&self, _cx: &mut Cx, draft: &Draft) -> Result<Operation>

Commits a committable Draft into a checked Operation.