1/** 2@license 3Copyright (c) 2017 The Polymer Project Authors. All rights reserved. 4This code may only be used under the BSD style license found at http://polymer.github.io/LICENSE.txt 5The complete set of authors may be found at http://polymer.github.io/AUTHORS.txt 6The complete set of contributors may be found at http://polymer.github.io/CONTRIBUTORS.txt 7Code distributed by Google as part of the polymer project is also 8subject to an additional IP rights grant found at http://polymer.github.io/PATENTS.txt 9*/ 10 11export const VAR_ASSIGN = /(?:^|[;\s{]\s*)(--[\w-]*?)\s*:\s*(?:((?:'(?:\\'|.)*?'|"(?:\\"|.)*?"|\([^)]*?\)|[^};{])+)|\{([^}]*)\}(?:(?=[;\s}])|$))/gi; 12export const MIXIN_MATCH = /(?:^|\W+)@apply\s*\(?([^);\n]*)\)?/gi; 13export const VAR_CONSUMED = /(--[\w-]+)\s*([:,;)]|$)/gi; 14export const ANIMATION_MATCH = /(animation\s*:)|(animation-name\s*:)/; 15export const MEDIA_MATCH = /@media\s(.*)/; 16export const IS_VAR = /^--/; 17export const BRACKETED = /\{[^}]*\}/g; 18export const HOST_PREFIX = '(?:^|[^.#[:])'; 19export const HOST_SUFFIX = '($|[.:[\\s>+~])'; 20