isError.js - mozsearch

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let g = newGlobal({newCompartment: true});

let dbg = new Debugger();

let gw = dbg.addDebuggee(g);

g.error1 = new Error()

g.error2 = new g.Error()

g.error3 = new g.TypeError();

let error1DO = gw.getOwnPropertyDescriptor('error1').value;

let error2DO = gw.getOwnPropertyDescriptor('error2').value;

let error3DO = gw.getOwnPropertyDescriptor('error3').value;

assertEq(error1DO.isError, true);

assertEq(error2DO.isError, true);

assertEq(error3DO.isError, true);

g.nonError = new Array();

let nonErrorDO = gw.getOwnPropertyDescriptor('nonError').value;

assertEq(nonErrorDO.isError, false);