Trait apollo_parser::cst::CstNode
source · pub trait CstNode {
// Required methods
fn can_cast(kind: SyntaxKind) -> bool
where Self: Sized;
fn cast(syntax: SyntaxNode) -> Option<Self>
where Self: Sized;
fn syntax(&self) -> &SyntaxNode;
// Provided methods
fn source_string(&self) -> String { ... }
fn clone_for_update(&self) -> Self
where Self: Sized { ... }
fn clone_subtree(&self) -> Self
where Self: Sized { ... }
}
Expand description
The main trait to go from untyped SyntaxNode
to a typed CST. The
conversion itself has zero runtime cost: CST and syntax nodes have exactly
the same representation: a pointer to the tree root and a pointer to the
node itself.