src/core/AppHelper.php
public function getComponentRoot(string $name): ?string
    {
        $rootMap = $this->getConfig('componentsRootMap');
        return isset($rootMap[$name]) ? $this->getAppRoot().$rootMap[$name] : null;
    }
public function getComponentRoot(string $name): ?string
    {
        $rootMap = $this->getConfig('componentsRootMap');
        return isset($rootMap[$name]) ? $this->getAppRoot().$rootMap[$name] : null;
    }
public function getComponentRoot ( string $ name ) : ? string { $ rootMap = $ this -> getConfig ( 'componentsRootMap' ) ; return isset ( $ rootMap [ $ name ] ) ? $ this -> getAppRoot ( ) . $ rootMap [ $ name ] : null ; }
The method returns full path to the parent directory of component by its
name.
@param string $name The component name.
@return string|null
The method returns full path to the parent directory of component by its name .