tests/cases/conformance/es6/for-ofStatements/for-of39.ts(1,19): error TS2345: Argument of type '([string, number] | [string, true])[]' is not assignable to parameter of type 'Iterable<[string, boolean]>'.
  Types of property '[Symbol.iterator]' are incompatible.
    Type '() => IterableIterator<[string, number] | [string, true]>' is not assignable to type '() => Iterator<[string, boolean]>'.
      Type 'IterableIterator<[string, number] | [string, true]>' is not assignable to type 'Iterator<[string, boolean]>'.
        Types of property 'next' are incompatible.
          Type '(value?: any) => IteratorResult<[string, number] | [string, true]>' is not assignable to type '(value?: any) => IteratorResult<[string, boolean]>'.
            Type 'IteratorResult<[string, number] | [string, true]>' is not assignable to type 'IteratorResult<[string, boolean]>'.
              Type '[string, number] | [string, true]' is not assignable to type '[string, boolean]'.
                Type '[string, number]' is not assignable to type '[string, boolean]'.
                  Type 'number' is not assignable to type 'boolean'.


==== tests/cases/conformance/es6/for-ofStatements/for-of39.ts (1 errors) ====
    var map = new Map([["", true], ["", 0]]);
                      ~~~~~~~~~~~~~~~~~~~~~
!!! error TS2345: Argument of type '([string, number] | [string, true])[]' is not assignable to parameter of type 'Iterable<[string, boolean]>'.
!!! error TS2345:   Types of property '[Symbol.iterator]' are incompatible.
!!! error TS2345:     Type '() => IterableIterator<[string, number] | [string, true]>' is not assignable to type '() => Iterator<[string, boolean]>'.
!!! error TS2345:       Type 'IterableIterator<[string, number] | [string, true]>' is not assignable to type 'Iterator<[string, boolean]>'.
!!! error TS2345:         Types of property 'next' are incompatible.
!!! error TS2345:           Type '(value?: any) => IteratorResult<[string, number] | [string, true]>' is not assignable to type '(value?: any) => IteratorResult<[string, boolean]>'.
!!! error TS2345:             Type 'IteratorResult<[string, number] | [string, true]>' is not assignable to type 'IteratorResult<[string, boolean]>'.
!!! error TS2345:               Type '[string, number] | [string, true]' is not assignable to type '[string, boolean]'.
!!! error TS2345:                 Type '[string, number]' is not assignable to type '[string, boolean]'.
!!! error TS2345:                   Type 'number' is not assignable to type 'boolean'.
    for (var [k, v] of map) {
        k;
        v;
    }