docs: function processLinkFromBindArgumentTo( to ) {
      if ( typeof to === 'string' ) return { path: to };
      if ( Array.isArray( to ) ) return { action: to };
      if ( isSpecial( to, "behind" ) ) {
          return processLinkFromBindArgumentTo_behind.call( this, to );
      } else if ( isSpecial( to, "bind" ) ) {
          return processLinkFromBindArgumentTo_bind.call( this, to );
      }
      throw "`to` argument can be only a string, an array or {Behind ...}!";
  }