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[text_sensor] Use StringRef for filter static data to avoid heap allocation

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This commit is contained in:
J. Nick Koston
2025-12-06 22:31:21 -06:00
parent 8fd7c00613
commit 81f4add324
1 changed files with 4 additions and 2 deletions
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6
esphome/components/text_sensor/filter.cpp
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@@ -90,8 +90,10 @@ MapFilter::MapFilter(const std::initializer_list<Substitution> &mappings) : mapp
optional<std::string> MapFilter::new_value(std::string value) {
for (const auto &mapping : this->mappings_) {
if (mapping.from == value)
return mapping.to.str();
if (mapping.from == value) {
value.assign(mapping.to.c_str(), mapping.to.size());
return value;
}
}
return value; // Pass through if no match
}