Module ast_traits 

A set of traits implemented for various AST nodes, typically those used in AST fragments during macro expansion. The traits are not implemented exhaustively, only when actually necessary.

Re-exports

use std::fmt; 🔒

use std::marker::PhantomData; 🔒

use crate::tokenstream::LazyTokenStream; 🔒

use crate::tokenstream::WithTokens; 🔒

use crate::Arm; 🔒

use crate::AssocItem; 🔒

use crate::AttrItem; 🔒

use crate::AttrKind; 🔒

use crate::AttrVec; 🔒

use crate::Attribute; 🔒

use crate::Block; 🔒

use crate::Crate; 🔒

use crate::Expr; 🔒

use crate::ExprField; 🔒

use crate::FieldDef; 🔒

use crate::ForeignItem; 🔒

use crate::GenericParam; 🔒

use crate::Item; 🔒

use crate::NodeId; 🔒

use crate::Param; 🔒

use crate::Pat; 🔒

use crate::PatField; 🔒

use crate::Path; 🔒

use crate::Stmt; 🔒

use crate::StmtKind; 🔒

use crate::Ty; 🔒

use crate::Variant; 🔒

use crate::Visibility; 🔒

use crate::WherePredicate; 🔒

Macros

impl_has_attrs 🔒

impl_has_attrs_none 🔒

impl_has_node_id 🔒

impl_has_tokens 🔒

impl_has_tokens_none 🔒

Structs

AstNodeWrapper

A newtype around an AST node that implements the traits above if the node implements them.

Traits

HasAttrs

A trait for AST nodes having (or not having) attributes.

HasNodeId

A trait for AST nodes having an ID.

HasTokens

A trait for AST nodes having (or not having) collected tokens.