28 lines
822 B
TypeScript
28 lines
822 B
TypeScript
interface SymbolConstructor {
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/**
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* A reference to the prototype.
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*/
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readonly prototype: Symbol;
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/**
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* Returns a new unique Symbol value.
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* @param description Description of the new Symbol object.
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*/
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(description?: string | number): symbol;
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/**
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* Returns a Symbol object from the global symbol registry matching the given key if found.
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* Otherwise, returns a new symbol with this key.
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* @param key key to search for.
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*/
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for(key: string): symbol;
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/**
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* Returns a key from the global symbol registry matching the given Symbol if found.
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* Otherwise, returns a undefined.
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* @param sym Symbol to find the key for.
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*/
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keyFor(sym: symbol): string | undefined;
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}
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declare var Symbol: SymbolConstructor; |