Enum Mapping 

pub enum Mapping {
    Emit(Shape),
    Native(&'static str),
    ExprStmt,
    Error,
    Transparent,
}

How one CST node maps onto the IR.

Variants

Emit(Shape)

Emit a node with this shape and recurse into children.

Native(&'static str)

Emit a Shape::Native node under this grammar kind name.

ExprStmt

A statement wrapper: unwrap when the inner expression emits a node.

Error

A parser error region: emit Shape::Error and record its range.

Transparent

No node of its own; children are still visited.

Trait Implementations

impl Clone for Mapping

fn clone(&self) -> Mapping

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for Mapping

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

Formats the value using the given formatter.