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[logger] Use constexpr for ANSI reset sequence length

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This commit is contained in:
J. Nick Koston
2026-03-15 20:19:34 -10:00
parent 1244b2c25d
commit d201cc5d64
1 changed files with 4 additions and 3 deletions
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esphome/components/logger/log_buffer.h
+4 -3
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@@ -132,15 +132,16 @@ struct LogBuffer {
// Null terminate
this->data[this->full_() ? this->size - 1 : this->pos] = '\0';
}
// Write ANSI reset sequence inline (4 bytes: "\033[0m") - avoids write_() call overhead
// Write ANSI reset sequence inline ("\033[0m") - avoids write_() call overhead
static constexpr uint16_t ANSI_RESET_LEN = 4; // "\033[0m"
void write_ansi_reset_() {
if (this->remaining_() >= 4) {
if (this->remaining_() >= ANSI_RESET_LEN) {
char *p = this->current_();
*p++ = '\033';
*p++ = '[';
*p++ = '0';
*p++ = 'm';
this->pos += 4;
this->pos += ANSI_RESET_LEN;
}
}
void strip_trailing_newlines_() {