Struct Sym 

pub struct Sym { /* private fields */ }

The string symbol type for Boa.

This symbol type is internally a NonZeroUsize, which makes it pointer-width in size and it’s optimized so that it can occupy 1 pointer width even in an Option type.

Implementations

impl Sym

pub fn is_reserved_identifier(self) -> bool

Checks if this symbol is one of the reserved identifiers of the ECMAScript specification, excluding await and yield

pub fn is_strict_reserved_identifier(self) -> bool

Checks if this symbol is one of the strict reserved identifiers of the ECMAScript specification.

pub const fn get(self) -> usize

Returns the internal value of the Sym

impl Sym

pub const BREAK: Self

Symbol for the “break” string.

pub const CASE: Self

Symbol for the “case” string.

pub const CATCH: Self

Symbol for the “catch” string.

pub const CLASS: Self

Symbol for the “class” string.

pub const CONST: Self

Symbol for the “const” string.

pub const CONTINUE: Self

Symbol for the “continue” string.

pub const DEBUGGER: Self

Symbol for the “debugger” string.

pub const DEFAULT: Self

Symbol for the “default” string.

pub const DELETE: Self

Symbol for the “delete” string.

pub const DO: Self

Symbol for the “do” string.

pub const ELSE: Self

Symbol for the “else” string.

pub const ENUM: Self

Symbol for the “enum” string.

pub const EXPORT: Self

Symbol for the “export” string.

pub const EXTENDS: Self

Symbol for the “extends” string.

pub const FALSE: Self

Symbol for the “false” string.

pub const FINALLY: Self

Symbol for the “finally” string.

pub const FOR: Self

Symbol for the “for” string.

pub const FUNCTION: Self

Symbol for the “function” string.

pub const IF: Self

Symbol for the “if” string.

pub const IMPORT: Self

Symbol for the “import” string.

pub const IN: Self

Symbol for the “in” string.

pub const INSTANCEOF: Self

Symbol for the “instanceof” string.

pub const NEW: Self

Symbol for the “new” string.

pub const NULL: Self

Symbol for the “null” string.

pub const RETURN: Self

Symbol for the “return” string.

pub const SUPER: Self

Symbol for the “super” string.

pub const SWITCH: Self

Symbol for the “switch” string.

pub const THIS: Self

Symbol for the “this” string.

pub const THROW: Self

Symbol for the “throw” string.

pub const TRUE: Self

Symbol for the “true” string.

pub const TRY: Self

Symbol for the “try” string.

pub const TYPEOF: Self

Symbol for the “typeof” string.

pub const VAR: Self

Symbol for the “var” string.

pub const VOID: Self

Symbol for the “void” string.

pub const WHILE: Self

Symbol for the “while” string.

pub const WITH: Self

Symbol for the “with” string.

pub const IMPLEMENTS: Self

Symbol for the “implements” string.

pub const INTERFACE: Self

Symbol for the “interface” string.

pub const LET: Self

Symbol for the “let” string.

pub const PACKAGE: Self

Symbol for the “package” string.

pub const PRIVATE: Self

Symbol for the “private” string.

pub const PROTECTED: Self

Symbol for the “protected” string.

pub const PUBLIC: Self

Symbol for the “public” string.

pub const STATIC: Self

Symbol for the “static” string.

pub const YIELD: Self

Symbol for the “yield” string.

pub const EMPTY_STRING: Self

Symbol for the “” string.

pub const PROTOTYPE: Self

Symbol for the “prototype” string.

pub const CONSTRUCTOR: Self

Symbol for the “constructor” string.

pub const ARGUMENTS: Self

Symbol for the “arguments” string.

pub const EVAL: Self

Symbol for the “eval” string.

pub const REGEXP: Self

Symbol for the “RegExp” string.

pub const GET: Self

Symbol for the “get” string.

pub const SET: Self

Symbol for the “set” string.

pub const MAIN: Self

Symbol for the “<main>” string.

pub const RAW: Self

Symbol for the “raw” string.

pub const ANONYMOUS: Self

Symbol for the “anonymous” string.

pub const ASYNC: Self

Symbol for the “async” string.

pub const OF: Self

Symbol for the “of” string.

pub const TARGET: Self

Symbol for the “target” string.

pub const AS: Self

Symbol for the “as” string.

pub const FROM: Self

Symbol for the “from” string.

pub const __PROTO__: Self

Symbol for the “proto” string.

pub const NAME: Self

Symbol for the “name” string.

pub const AWAIT: Self

Symbol for the “await” string.

pub const DEFAULT_EXPORT: Self

Symbol for the “*default*” string.

pub const META: Self

Symbol for the “meta” string.

pub const DEFER: Self

Symbol for the “defer” string.

pub const SOURCE: Self

Symbol for the “source” string.

pub const USING: Self

Symbol for the “using” string.

pub const DISPOSE: Self

Symbol for the “dispose” string.

pub const ASYNCDISPOSE: Self

Symbol for the “asyncDispose” string.

Trait Implementations

impl<'arbitrary> Arbitrary<'arbitrary> for Sym

fn arbitrary(u: &mut Unstructured<'arbitrary>) -> Result<Self>

Generate an arbitrary value of Self from the given unstructured data.

fn arbitrary_take_rest(u: Unstructured<'arbitrary>) -> Result<Self>

Generate an arbitrary value of Self from the entirety of the given unstructured data.

fn size_hint(depth: usize) -> (usize, Option<usize>)

Get a size hint for how many bytes out of an Unstructured this type needs to construct itself.

fn try_size_hint( depth: usize, ) -> Result<(usize, Option<usize>), MaxRecursionReached>

Get a size hint for how many bytes out of an Unstructured this type needs to construct itself.

impl Clone for Sym

fn clone(&self) -> Sym

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Copy for Sym

impl Debug for Sym

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

Formats the value using the given formatter.

impl<'de> Deserialize<'de> for Sym

fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl Eq for Sym

impl Finalize for Sym

fn finalize(&self)

Cleanup logic for a type.

impl Hash for Sym

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 Ord for Sym

fn cmp(&self, other: &Sym) -> Ordering

This method returns an Ordering between self and other.

fn max(self, other: Self) -> Self

where Self: Sized,

Compares and returns the maximum of two values.

fn min(self, other: Self) -> Self

where Self: Sized,

Compares and returns the minimum of two values.

fn clamp(self, min: Self, max: Self) -> Self

where Self: Sized,

Restrict a value to a certain interval.

impl PartialEq for Sym

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

Equality operator ==.

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

Inequality operator !=.

impl PartialOrd for Sym

fn partial_cmp(&self, other: &Sym) -> Option<Ordering>

This method returns an ordering between self and other values if one exists.

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

Tests less than (for self and other) and is used by the < operator.

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

Tests less than or equal to (for self and other) and is used by the <= operator.

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

Tests greater than (for self and other) and is used by the > operator.

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

Tests greater than or equal to (for self and other) and is used by the >= operator.

impl Serialize for Sym

fn serialize<__S>(&self, __serializer: __S) -> Result<__S::Ok, __S::Error>

where __S: Serializer,

Serialize this value into the given Serde serializer.

impl StructuralPartialEq for Sym

impl Trace for Sym

unsafe fn trace(&self, _tracer: &mut Tracer)

Marks all contained Gcs.

unsafe fn trace_non_roots(&self)

Trace handles located in GC heap, and mark them as non root.

fn run_finalizer(&self)

Runs Finalize::finalize on this object and all contained subobjects.