src/vs/workbench/contrib/debug/browser/debugSession.ts/DebugSession/setExpression
class DebugSession:	setExpression(frameId: number, expression: string, value: string): Promise<DebugProtocol.SetExpressionResponse | undefined> {
		if (!this.raw) {
			throw new Error(localize('noDebugAdapter', "No debugger available, can not send '{0}'", 'setExpression'));
		}

		return this.raw.setExpression({ expression, value, frameId });
	}