Script-displayName-01.js

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// Debugger.Script.prototype.displayName

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

var dbg = Debugger(g);

var name;

dbg.onDebuggerStatement = f => { name = f.callee.script.displayName; };

g.eval("(function f() { debugger; })();");

assertEq(name, "f");

g.eval("(function () { debugger; })();");

assertEq(name, undefined);

g.eval("Function('debugger;')();");

assertEq(name, "anonymous");

g.eval("var f = function() { debugger; }; f()");

assertEq(name, "f");

g.eval("var a = {}; a.f = function() { debugger; }; a.f()");

assertEq(name, "a.f");