wp-includes/class-wp-dependency.php:131Sets the translation domain for this dependency.
$domainstring$pathstringoptional''bool public function set_translations( $domain, $path = '' ) { if ( ! is_string( $domain ) ) { return false; } $this->textdomain = $domain; $this->translations_path = $path; return true; }Introduced in 5.0.0. Unchanged from 6.7.7 through 7.1.0.
Signature, return type and hooks compared across 5 parsed releases.
src/wp-includes/class-wp-dependency.php, and regenerated for each WordPress release so it tracks the code rather than a snapshot of it.