src/vs/workbench/contrib/debug/common/debugModel.ts/Variable/setExpression
class Variable:	async setExpression(value: string, stackFrame: IStackFrame): Promise<void> {
		if (!this.session || !this.evaluateName) {
			return;
		}

		const response = await this.session.setExpression(stackFrame.frameId, this.evaluateName, value);
		handleSetResponse(this, response);
	}