Decorator metadata

Specification
Proposal repo

Modules

esnext.symbol.metadata and esnext.function.metadata.

Built-ins signatures

class Symbol {
  static metadata: @@metadata;
}

class Function {
  @@metadata: null;
}

Entry points

core-js/proposals/decorator-metadata
{ core-js, @core-js/pure }/full/symbol/metadata

TypeScript type definitions

@core-js/types/proposals/decorator-metadata