Don't invoke ruby if $HOMEBREW_PREFIX is already defined

Don't run `brew --prefix` if `$HOMEBREW_PREFIX` variable is already defined, improving shell startup time.
Homebrew · Aug 13, 2021 · e648854 · e648854
1 parent ab1e705
commit e648854
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/completions/bash/brew-services b/completions/bash/brew-services
@@ -3,7 +3,7 @@
 #########################################################################
 
 # Called once on shell startup
-HOMEBREW_PREFIX="$(brew --prefix)"
+: "${HOMEBREW_PREFIX:=$(brew --prefix)}"
 
 # Complete brew services xxxxxxx
 _brew_services() {