Struct syntex_syntax::ext::hygiene::Mark

pub struct Mark(_);

A mark is a unique id associated with a macro expansion.

Methods

impl Mark

fn fresh() -> Self

fn root() -> Self

The mark of the theoretical expansion that generates freshly parsed, unexpanded AST.

fn from_placeholder_id(id: NodeId) -> Self

fn as_u32(&self) -> u32

Trait Implementations

impl Default for Mark

fn default() -> Mark

Returns the "default value" for a type.

impl Debug for Mark

fn fmt(&self, __arg_0: &mut Formatter) -> Result

Formats the value using the given formatter.

impl Hash for Mark

fn hash<__H: Hasher>(&self, __arg_0: &mut __H)

Feeds this value into the state given, updating the hasher as necessary.

fn hash_slice<H>(data: &[Self], state: &mut H) where H: Hasher

Feeds a slice of this type into the state provided.

impl Eq for Mark

impl PartialEq for Mark

fn eq(&self, __arg_0: &Mark) -> bool

This method tests for self and other values to be equal, and is used by ==.

fn ne(&self, __arg_0: &Mark) -> bool

This method tests for !=.

impl Clone for Mark

fn clone(&self) -> Mark

Returns a copy of the value.

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

Performs copy-assignment from source.

impl Copy for Mark