// This file was procedurally generated from the following sources: // - src/compound-assignment-private/sub.case // - src/compound-assignment-private/default/method.template /*--- description: Compound subtraction assignment with target being a private reference (to a private method) esid: sec-assignment-operators-runtime-semantics-evaluation features: [class-fields-private] flags: [generated] info: | sec-assignment-operators-runtime-semantics-evaluation AssignmentExpression : LeftHandSideExpression AssignmentOperator AssignmentExpression 1. Let _lref_ be the result of evaluating |LeftHandSideExpression|. 2. Let _lval_ be ? GetValue(_lref_). ... 7. Let _r_ be ApplyStringOrNumericBinaryOperator(_lval_, _opText_, _rval_). 8. Perform ? PutValue(_lref_, _r_). 9. Return _r_. 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) ... 4. Else if _entry_.[[Kind]] is ~method~, then a. Throw a *TypeError* exception. ---*/ class C { #privateMethod() {} compoundAssignment() { return this.#privateMethod -= 1; } } const o = new C(); assert.throws(TypeError, () => o.compoundAssignment(), "PutValue throws when storing the result in a method private reference"); reportCompare(0, 0);