// This file was procedurally generated from the following sources: // - src/function-forms/forbidden-ext-indirect-access-prop-caller.case // - src/function-forms/forbidden-extensions/bullet-two/arrow-function.template /*--- description: Forbidden extension, o.caller (arrow function expression) esid: sec-arrow-definitions-runtime-semantics-evaluation flags: [generated, noStrict] info: | ArrowFunction : ArrowParameters => ConciseBody If an implementation extends any function object with an own property named "caller" the value of that property, as observed using [[Get]] or [[GetOwnProperty]], must not be a strict function object. If it is an accessor property, the function that is the value of the property's [[Get]] attribute must never return a strict function when called. ---*/ function inner() { // This property is forbidden from having a value that is strict function object return inner.caller; } var callCount = 0; var f; f = () => { "use strict"; inner().toString(); callCount++; }; assert.throws(TypeError, function() { f(); }); assert.sameValue(callCount, 0, 'arrow function body not evaluated');