There are several ways to achieve this that can be used in combination with each other.
Import entire collections of items
As several commentators noted, this proposal no longer works. Currently, PR is open in the repositoryiron-elements , which will allow using this function. If this is what you find useful, then I suggest leaving a support comment (+1).
/ paper-elements iron-elements , HTML- . :
<link rel="import" href="bower_components/iron-elements/iron-elements.html">
<link rel="import" href="bower_components/paper-elements/paper-elements.html">
, , , . , , , .
- HTML HTML-, , . , . , :
<link rel="import" href="bower_components/paper-input/paper-input.html">
<link rel="import" href="bower_components/paper-toolbar/paper-toolbar.html">
<link rel="import" href="bower_components/iron-a11y-keys/iron-a11y-keys.html">
<link rel="import" href="bower_components/some-other-component/some-other-component.html">
, , :
<link rel="import" href="common_elements.html">
Google , , . , . , , , .
, https://github.com/polymer/vulcanize