tests/cases/conformance/es6/for-ofStatements/for-of49.ts(3,14): error TS2322: Type 'string | boolean' is not assignable to type 'boolean'. Type 'string' is not assignable to type 'boolean'. ==== tests/cases/conformance/es6/for-ofStatements/for-of49.ts (1 errors) ==== var k: string, v: boolean; var map = new Map([["", true]]); for ([k, ...[v]] of map) { ~ !!! error TS2322: Type 'string | boolean' is not assignable to type 'boolean'. !!! error TS2322: Type 'string' is not assignable to type 'boolean'. k; v; }