Object-displayName-02.js

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

var dbg = new Debugger;

var gDO = dbg.addDebuggee(g);

function check(expr, expected) {

  let completion = gDO.executeInGlobal(expr);

  assertEq(!completion.throw, true);

  let func = completion.return;

  assertEq(func.displayName, expected);

check("(function foo(){})", "foo");

check("Map.prototype.set", "set");

check("Object.getOwnPropertyDescriptor(Map.prototype, 'size').get", "get size");

check("Object.getOwnPropertyDescriptor(RegExp.prototype, 'flags').get", "get flags");