Enum Syntax

pub enum Syntax {
    Null {
        span: Span,
    },
    List {
        list: Vec<Syntax>,
        span: Span,
    },
    Vector {
        vector: Vec<Syntax>,
        span: Span,
    },
    Literal {
        literal: Literal,
        span: Span,
    },
    Identifier {
        ident: Identifier,
        bound: bool,
        span: Span,
    },
}

Variants

Null

An empty list.

Fields

span: Span

List

A nested grouping of pairs. If the expression is a proper list, then the last element of expression will be Nil. This vector is guaranteed to contain at least two elements.

Fields

list: Vec<Syntax>

span: Span

Vector

Fields

vector: Vec<Syntax>

span: Span

Literal

Fields

literal: Literal

span: Span

Identifier

Fields

ident: Identifier

bound: bool

span: Span

Implementations

impl Syntax

pub fn mark(&mut self, mark: Mark)

pub fn normalize(self) -> Self

pub fn resolve_bindings<'a>(&'a mut self, env: &'a Env) -> BoxFuture<'a, ()>

pub async fn compile_expanded( &self, env: &Env, cont: &Option<Arc<Continuation>>, ) -> Result<Arc<dyn Eval>, CompileError>

pub async fn compile( &self, env: &Env, cont: &Option<Arc<Continuation>>, ) -> Result<Arc<dyn Eval>, CompileError>

impl Syntax

pub fn span(&self) -> &Span

pub fn new_null(span: impl Into<Span>) -> Self

pub fn is_null(&self) -> bool

pub fn new_list(list: Vec<Syntax>, span: impl Into<Span>) -> Self

pub fn is_list(&self) -> bool

pub fn new_vector(vector: Vec<Syntax>, span: impl Into<Span>) -> Self

pub fn is_vector(&self) -> bool

pub fn new_literal(literal: Literal, span: impl Into<Span>) -> Self

pub fn is_literal(&self) -> bool

pub fn new_identifier(name: &str, span: impl Into<Span>) -> Self

pub fn is_identifier(&self) -> bool

Trait Implementations

impl Clone for Syntax

fn clone(&self) -> Syntax

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for Syntax

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

Formats the value using the given formatter.

impl Trace for Syntax

unsafe fn visit_children(&self, visitor: fn(OpaqueGcPtr))

Safety

unsafe fn finalize(&mut self)

Safety