Simplify environment variable check

2023-03-29 15:07:04 -07:00 · 2023-03-29 15:07:04 -07:00 · c490764c7e
commit c490764c7e
parent 1f67aaa43b
1 changed files with 4 additions and 3 deletions
--- a/setup.sh
+++ b/setup.sh
@ -67,11 +67,12 @@ if [[ "$OSTYPE" == "linux-gnu"* ]]; then
    root=true
  fi

+  # Checks to see if variable is set and non-empty.
  env_var_exists() {
-    local env_var=
-    env_var=$(declare -p "$1")
-    if ! [[ -v $1 && $env_var =~ ^declare\ -x ]]; then
+    if [[ ! -v "$1" ]] || [[ -z "$1" ]]; then
      return 1
+    else
+      return 0
    fi
  }