Brew cask update for semver-generator version v1.18.21

Casks/semver-generator.rb

@@ -1,24 +1,24 @@
 # This file was generated by GoReleaser. DO NOT EDIT.
 cask "semver-generator" do
-  version "1.18.19"
+  version "1.18.21"
 
   on_macos do
     on_arm do
-      sha256 "b5cf19b7b57e1ff6ec94fc3f22993830747d1a7f50e2170509e631d893341ee2"
+      sha256 "ad9d86a77509cf16fbfbb2bd3cdb5ff322b3ae1f96c86b9fe1b4de5d976d6245"
       url "https://github.com/lukaszraczylo/semver-generator/releases/download/v#{version}/semver-generator-darwin-arm64.tar.gz"
     end
     on_intel do
-      sha256 "166e76ea54c24e1446653bce49ccb778089284f9d582629d0b628526dc38d0ad"
+      sha256 "d31cc1fc4568dfaa15280845c04df42af1ecb82aaa035ed780461f0a838d7fd3"
       url "https://github.com/lukaszraczylo/semver-generator/releases/download/v#{version}/semver-generator-darwin-amd64.tar.gz"
     end
   end
   on_linux do
     on_arm do
-      sha256 "0ad4bfcb969662595a12f5972da7dcc1ec6d2724b5d7313d1c76c6474030ec60"
+      sha256 "2186064c7a2adb058727e2bf486283f243d436dc5f3a85519c1550147b0bd7c5"
       url "https://github.com/lukaszraczylo/semver-generator/releases/download/v#{version}/semver-generator-linux-arm64.tar.gz"
     end
     on_intel do
-      sha256 "9c423c4064d31b79b94362abb9a8d13056ff7e468699c9577fb911b37e2f2a40"
+      sha256 "f53e839043c88484dd07c547698292d830057041a7e702aecdc1ebcd126020a3"
       url "https://github.com/lukaszraczylo/semver-generator/releases/download/v#{version}/semver-generator-linux-amd64.tar.gz"
     end
   end
@@ -33,9 +33,10 @@ cask "semver-generator" do
 
   binary "semver-generator"
 
-  postflight_steps do
-    on_macos do
-      run "/usr/bin/xattr", args: ["-dr", "com.apple.quarantine", "{{staged_path}}/semver-generator"]
+  postflight do
+    if OS.mac?
+      system_command "/usr/bin/xattr",
+                     args: ["-dr", "com.apple.quarantine", "#{staged_path}/semver-generator"]
     end
   end