Struct PatAtom 

pub struct PatAtom(/* private fields */);

pat-atom    = ident !(_ "=")            ; a rule reference
            / string                    ; keyword
            / matches                   ; char classes
            / "[" _ pat-choice _ "]"    ; optional
            / "(" _ pat-choice _ ")"

Implementations

impl PatAtom

pub fn ident(&self) -> Option<SyntaxToken>

pub fn l_brack(&self) -> Option<SyntaxToken>

Get l brack [

pub fn l_paren(&self) -> Option<SyntaxToken>

Get l paren (

pub fn matches(&self) -> Option<SyntaxToken>

pub fn pat_choice(&self) -> Option<PatChoice>

pub fn r_brack(&self) -> Option<SyntaxToken>

Get r brack ]

pub fn r_paren(&self) -> Option<SyntaxToken>

Get r paren )

pub fn string(&self) -> Option<SyntaxToken>

pub fn trivias(&self) -> AstChildren<Trivia>

Trait Implementations

impl AstNode for PatAtom

type Language = Lang

fn syntax(&self) -> &SyntaxNode<Self::Language>

fn can_cast(kind: <Self::Language as Language>::Kind) -> bool

fn cast(node: SyntaxNode<Self::Language>) -> Option<Self>

fn clone_for_update(&self) -> Self

where Self: Sized,

fn clone_subtree(&self) -> Self

where Self: Sized,

impl Clone for PatAtom

fn clone(&self) -> PatAtom

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for PatAtom

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

Formats the value using the given formatter.

impl Display for PatAtom

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

Formats the value using the given formatter.

impl Eq for PatAtom

impl Hash for PatAtom

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

Feeds this value into the given Hasher.

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

where H: Hasher, Self: Sized,

Feeds a slice of this type into the given Hasher.

impl PartialEq for PatAtom

fn eq(&self, other: &PatAtom) -> bool

Equality operator ==.

fn ne(&self, other: &Rhs) -> bool

Inequality operator !=.

impl StructuralPartialEq for PatAtom