[demo] Initialize timezone only if it is undefined

t2ym · Mar 27, 2019 · 6234408 · 6234408
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commit 6234408
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Showing 2 changed files with 6 additions and 2 deletions.
diff --git a/demo/clock/clock.js b/demo/clock/clock.js
@@ -257,7 +257,9 @@ class WorldClock extends LitClock {
   connectedCallback() {
     super.connectedCallback();
     this.__date = new Date();
-    this.timezone = -this._date.getTimezoneOffset();
+    if (this.timezone === undefined) {
+      this.timezone = -this._date.getTimezoneOffset();
+    }
   }
 
   render() {

diff --git a/demo/preprocess/clock.js b/demo/preprocess/clock.js
@@ -214,7 +214,9 @@ class WorldClock extends LitClock {
   connectedCallback() {
     super.connectedCallback();
     this.__date = new Date();
-    this.timezone = -this._date.getTimezoneOffset();
+    if (this.timezone === undefined) {
+      this.timezone = -this._date.getTimezoneOffset();
+    }
   }
   render() {
     return html([