Struct TraitItemConst
pub struct TraitItemConst {
pub attrs: Vec<Attribute>,
pub const_token: Const,
pub ident: Ident,
pub generics: Generics,
pub colon_token: Colon,
pub ty: Type,
pub default: Option<(Eq, Expr)>,
pub semi_token: Semi,
}Iterator<Item = &Expr>
node: &TraitItemConst
node.default
.as_slice()
.iter()
.map(|(_, expr)| expr)Iterator<Item = &mut Expr>
node: &mut TraitItemConst
node.default
.as_mut_slice()
.iter_mut()
.map(|(_, expr)| expr)