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Merge branch 'css-build-dir' into behaviors-no-mixin

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This commit is contained in:
Kevin Schaaf
2018-11-14 15:23:58 -08:00
parent ed5f7f279b e00bf99326
commit 6c93955bac
2 changed files with 20 additions and 10 deletions
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22
lib/mixins/dir-mixin.js
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@@ -17,6 +17,10 @@ const HOST_DIR_REPLACMENT = ':host([dir="$1"])';
const EL_DIR = /([\s\w-#\.\[\]\*]*):dir\((ltr|rtl)\)/g;
const EL_DIR_REPLACMENT = ':host([dir="$2"]) $1';
const DIR_CHECK = /:dir\((?:ltr|rtl)\)/;
const SHIM_SHADOW = Boolean(window['ShadyDOM'] && window['ShadyDOM']['inUse']);
/**
* @type {!Array<!Polymer_DirMixin>}
*/
@@ -80,10 +84,12 @@ function takeRecords() {
*/
export const DirMixin = dedupingMixin((base) => {
if (!observer) {
getRTL();
observer = new MutationObserver(updateDirection);
observer.observe(document.documentElement, {attributes: true, attributeFilter: ['dir']});
if (!SHIM_SHADOW) {
if (!observer) {
getRTL();
observer = new MutationObserver(updateDirection);
observer.observe(document.documentElement, {attributes: true, attributeFilter: ['dir']});
}
}
/**
@@ -107,7 +113,10 @@ export const DirMixin = dedupingMixin((base) => {
*/
static _processStyleText(cssText, baseURI) {
cssText = super._processStyleText(cssText, baseURI);
cssText = this._replaceDirInCssText(cssText);
if (!SHIM_SHADOW && DIR_CHECK.test(cssText)) {
cssText = this._replaceDirInCssText(cssText);
this.__activateDir = true;
}
return cssText;
}
@@ -121,9 +130,6 @@ export const DirMixin = dedupingMixin((base) => {
let replacedText = text;
replacedText = replacedText.replace(HOST_DIR, HOST_DIR_REPLACMENT);
replacedText = replacedText.replace(EL_DIR, EL_DIR_REPLACMENT);
if (text !== replacedText) {
this.__activateDir = true;
}
return replacedText;
}