Struct JsIdentTable 

pub struct JsIdentTable { /* private fields */ }

A table of all identifiers used in a JS module, for rename-on-collision.

Implementations

impl JsIdentTable

pub fn new() -> Self

Create a new empty ident table.

pub fn register(&mut self, name: &str) -> String

Register an identifier, returning a collision-free version.

pub fn is_taken(&self, name: &str) -> bool

Whether a name is already taken.

pub fn len(&self) -> usize

Number of registered identifiers.

pub fn is_empty(&self) -> bool

Whether the table is empty.

Trait Implementations

impl Clone for JsIdentTable

fn clone(&self) -> JsIdentTable

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for JsIdentTable

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

Formats the value using the given formatter.

impl Default for JsIdentTable

fn default() -> JsIdentTable

Returns the “default value” for a type.