From 3c8d231a010c205c557dcf690cf28e98c22c774f Mon Sep 17 00:00:00 2001
From: lshadler <lshadler13@gmail.com>
Date: Sat, 27 Mar 2021 12:12:20 -0700
Subject: [PATCH] fix: preserve old behavior

---
 package.json           | 2 +-
 src/commands/update.ts | 9 ++++-----
 2 files changed, 5 insertions(+), 6 deletions(-)

diff --git a/package.json b/package.json
index 63ce6ce5..85885eda 100644
--- a/package.json
+++ b/package.json
@@ -17,7 +17,7 @@
     "http-call": "^5.3.0",
     "lodash": "^4.17.21",
     "log-chopper": "^1.0.2",
-    "semver": "^7.3.5",
+    "semver": "^7.3.4",
     "tar-fs": "^2.1.1"
   },
   "devDependencies": {
diff --git a/src/commands/update.ts b/src/commands/update.ts
index fe8df3c6..885c0b52 100644
--- a/src/commands/update.ts
+++ b/src/commands/update.ts
@@ -71,10 +71,9 @@ export default class UpdateCommand extends Command {
       if (flags['switch-to']) {
         targetVersion = semver.clean(flags['switch-to'])
         this.debug(`Flag overriden target version: ${targetVersion}`)
-        // eslint-disable-next-line @typescript-eslint/no-unused-vars
-        const [_, channel] = targetVersion?.split('-') || ['', '']
-        if (channel) {
-          this.channel = channel.substr(0, channel.indexOf('.'))
+        const versionParts = targetVersion?.split('-') || ['', '']
+        if (versionParts && versionParts[1]) {
+          this.channel = versionParts[1].substr(0, versionParts[1].indexOf('.'))
         }
         this.debug(`Flag overriden target channel: ${this.channel}`)
       }
@@ -155,7 +154,7 @@ export default class UpdateCommand extends Command {
       bin: this.config.bin,
       platform: this.config.platform,
       arch: this.config.arch,
-      ext: '.tar.gz',
+      ext: targetVersion ? '.tar.gz' : 'gz',
     }))
 
     const {response: stream} = await http.stream(gzUrl)