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[packet_transport] Add safety comments for [&sensor] capture lifetime

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J. Nick Koston
2026-03-18 21:26:42 -10:00
parent 7b9d3b4c33
commit 96f4f1537c
1 changed files with 4 additions and 0 deletions
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esphome/components/packet_transport/packet_transport.cpp
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@@ -221,6 +221,8 @@ void PacketTransport::setup() {
}
#ifdef USE_SENSOR
for (auto &sensor : this->sensors_) {
// [&sensor] is safe: sensor refers to a vector element that is never modified after setup(),
// so the reference remains valid for the component's lifetime.
sensor.sensor->add_on_state_callback([&sensor](float x) {
sensor.parent->updated_ = true;
sensor.updated = true;
@@ -229,6 +231,8 @@ void PacketTransport::setup() {
#endif
#ifdef USE_BINARY_SENSOR
for (auto &sensor : this->binary_sensors_) {
// [&sensor] is safe: sensor refers to a vector element that is never modified after setup(),
// so the reference remains valid for the component's lifetime.
sensor.sensor->add_on_state_callback([&sensor](bool value) {
sensor.parent->updated_ = true;
sensor.updated = true;