From c76209b081774ede6a4a48d105e6038f57456236 Mon Sep 17 00:00:00 2001
From: Elias Skogevall <elias.skogevall@gmail.com>
Date: Fri, 30 Jul 2021 15:06:02 +0200
Subject: [PATCH] Fix fallback for not unstable runtime

---
 mod.ts | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/mod.ts b/mod.ts
index ff75ddc..666f183 100644
--- a/mod.ts
+++ b/mod.ts
@@ -205,7 +205,14 @@ export class Spinner {
   }
 
   updateLines(): void {
-    const columns = Deno.consoleSize(this.#stream.rid)?.columns || 80;
+    let columns = 80;
+
+    try {
+      columns = Deno.consoleSize(this.#stream.rid)?.columns ?? columns;
+    } catch {
+      // Unstable APIs is not enabled, fallback to default
+    }
+
     const fullPrefixText = typeof this.prefix === "string"
       ? this.prefix + "-"
       : "";