protected function addAlias(Stmt\UseUse $use, $type, Name $prefix = null) {
// Add prefix for group uses
$name = $prefix ? Name::concat($prefix, $use->name) : $use->name;
// Type is determined either by individual element or whole use declaration
$type |= $use->type;
// Constant names are case sensitive, everything else case insensitive
if ($type === Stmt\Use_::TYPE_CONSTANT) {
$aliasName = $use->alias;
} else {
$aliasName = strtolower($use->alias);
}
if (isset($this->aliases[$type][$aliasName])) {
$typeStringMap = array(
Stmt\Use_::TYPE_NORMAL => '',
Stmt\Use_::TYPE_FUNCTION => 'function ',
Stmt\Use_::TYPE_CONSTANT => 'const ',
);
$this->errorHandler->handleError(new Error(
sprintf(
'Cannot use %s%s as %s because the name is already in use',
$typeStringMap[$type], $name, $use->alias
),
$use->getAttributes()
));
return;
}
$this->aliases[$type][$aliasName] = $name;
}
