instanceof-error-message.js (388B)
1 function getInstanceOfErrorMessage(x) { 2 try { 3 var result = {} instanceof x; 4 } 5 catch (e) { 6 return e.message; 7 } 8 } 9 10 // Error message for a Module Namespace Exotic Object should be same as normal 11 // non-callable when using 'instanceof' 12 import('empty.js').then( 13 m => assertEq(getInstanceOfErrorMessage(m), 14 getInstanceOfErrorMessage({})));