// This file was procedurally generated from the following sources: // - src/logical-assignment-private/or.case // - src/logical-assignment-private/default/data-property-short-circuit.template /*--- description: Logical-or assignment with target being a private reference (to a field (short-circuit version)) esid: sec-assignment-operators-runtime-semantics-evaluation features: [class-fields-private, logical-assignment-operators] flags: [generated] info: | sec-property-accessors-runtime-semantics-evaluation MemberExpression : MemberExpression `.` PrivateIdentifier 1. Let _baseReference_ be the result of evaluating |MemberExpression|. 2. Let _baseValue_ be ? GetValue(_baseReference_). 3. Let _fieldNameString_ be the StringValue of |PrivateIdentifier|. 4. Return ! MakePrivateReference(_baseValue_, _fieldNameString_). PutValue (V, W) ... 5.b. If IsPrivateReference(_V_) is *true*, then i. Return ? PrivateSet(_baseObj_, _V_.[[ReferencedName]], _W_). PrivateSet (O, P, value) ... 3. If _entry_.[[Kind]] is ~field~, then a. Set _entry_.[[Value]] to _value_. sec-assignment-operators-runtime-semantics-evaluation AssignmentExpression : LeftHandSideExpression ||= AssignmentExpression 1. Let _lref_ be the result of evaluating |LeftHandSideExpression|. 2. Let _lval_ be ? GetValue(_lref_). 3. Let _lbool_ be ! ToBoolean(_lval_). 4. If _lbool_ is *true*, return _lval_. ... 7. Perform ? PutValue(_lref_, _rval_). 8. Return _rval_. ---*/ function doNotCall() { throw new Test262Error("The right-hand side should not be evaluated"); } class C { #field = true; compoundAssignment() { return this.#field ||= doNotCall(); } fieldValue() { return this.#field; } } const o = new C(); assert.sameValue(o.compoundAssignment(), true, "The expression should evaluate to the short-circuit value");