=== tests/cases/conformance/es6/spread/iteratorSpreadInCall11.ts === foo(...new SymbolIterator); >foo(...new SymbolIterator) : symbol >foo : (...s: T[]) => T, Symbol(foo, Decl(iteratorSpreadInCall11.ts, 0, 27)) >...new SymbolIterator : symbol >new SymbolIterator : SymbolIterator >SymbolIterator : typeof SymbolIterator, Symbol(SymbolIterator, Decl(iteratorSpreadInCall11.ts, 2, 42)) function foo(...s: T[]) { return s[0] } >foo : (...s: T[]) => T, Symbol(foo, Decl(iteratorSpreadInCall11.ts, 0, 27)) >T : T, Symbol(T, Decl(iteratorSpreadInCall11.ts, 2, 13)) >s : T[], Symbol(s, Decl(iteratorSpreadInCall11.ts, 2, 16)) >T : T, Symbol(T, Decl(iteratorSpreadInCall11.ts, 2, 13)) >s[0] : T >s : T[], Symbol(s, Decl(iteratorSpreadInCall11.ts, 2, 16)) >0 : number class SymbolIterator { >SymbolIterator : SymbolIterator, Symbol(SymbolIterator, Decl(iteratorSpreadInCall11.ts, 2, 42)) next() { >next : () => { value: symbol; done: boolean; }, Symbol(next, Decl(iteratorSpreadInCall11.ts, 4, 22)) return { >{ value: Symbol(), done: false } : { value: symbol; done: boolean; } value: Symbol(), >value : symbol, Symbol(value, Decl(iteratorSpreadInCall11.ts, 6, 16)) >Symbol() : symbol >Symbol : SymbolConstructor, Symbol(Symbol, Decl(lib.d.ts, 1186, 52), Decl(lib.d.ts, 1262, 11)) done: false >done : boolean, Symbol(done, Decl(iteratorSpreadInCall11.ts, 7, 28)) >false : boolean }; } [Symbol.iterator]() { >Symbol.iterator : symbol, Symbol(SymbolConstructor.iterator, Decl(lib.d.ts, 1236, 31)) >Symbol : SymbolConstructor, Symbol(Symbol, Decl(lib.d.ts, 1186, 52), Decl(lib.d.ts, 1262, 11)) >iterator : symbol, Symbol(SymbolConstructor.iterator, Decl(lib.d.ts, 1236, 31)) return this; >this : SymbolIterator, Symbol(SymbolIterator, Decl(iteratorSpreadInCall11.ts, 2, 42)) } }