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[core] Avoid heap allocation in str_equals_case_insensitive with string literals (#13312)

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This commit is contained in:
J. Nick Koston
2026-01-20 21:49:14 -10:00
committed by GitHub
parent fc16ad806a
commit 0b60fd0c8c
1 changed files with 4 additions and 0 deletions
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4
esphome/core/helpers.h
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@@ -572,6 +572,10 @@ template<typename T> constexpr T convert_little_endian(T val) {
bool str_equals_case_insensitive(const std::string &a, const std::string &b);
/// Compare StringRefs for equality in case-insensitive manner.
bool str_equals_case_insensitive(StringRef a, StringRef b);
/// Compare C strings for equality in case-insensitive manner (no heap allocation).
inline bool str_equals_case_insensitive(const char *a, const char *b) { return strcasecmp(a, b) == 0; }
inline bool str_equals_case_insensitive(const std::string &a, const char *b) { return strcasecmp(a.c_str(), b) == 0; }
inline bool str_equals_case_insensitive(const char *a, const std::string &b) { return strcasecmp(a, b.c_str()) == 0; }
/// Check whether a string starts with a value.
bool str_startswith(const std::string &str, const std::string &start);