error TS5053: Option 'allowJs' cannot be specified with option 'declaration'.


!!! error TS5053: Option 'allowJs' cannot be specified with option 'declaration'.
==== tests/cases/compiler/a.ts (0 errors) ====
    class c {
    }
    
==== tests/cases/compiler/b.js (0 errors) ====
    /// <reference path="c.js"/>
    function foo() {
    }
    
==== tests/cases/compiler/c.js (0 errors) ====
    function bar() {
    }