check for dependencies before doing stuff

github2email.sh

@@ -13,6 +13,14 @@ GitHubApi="https://api.github.com/users/${UserName}/starred"
 LastPage="$(curl -I ${GitHubApi} | grep -Eo 'page=[[:digit:]]+' | tail -n1)"
 TempFile=$(mktemp -t github2email.sh.XXXXXXXXXX)
 
+# Checking for dependencies
+for Dependencies in curl jq r2e; do
+  if [[ ! -x $(which ${Dependencies}) ]]; then
+    echo "${Dependencies} is required to run to script. Exiting..."
+    exit 2
+  fi
+done
+
 for StarPages in $(seq 1 ${LastPage#*=}); do
   curl -s "${GitHubApi}?page=${StarPages}" | jq -r '.[] | .name + "," + .html_url' | sed 's#$#/releases.atom#' >> ${TempFile}
 done
@@ -23,14 +31,6 @@ if [[ ! -s ${TempFile} ]]; then
   exit 2
 fi
 
-# Checking for dependencies
-for Dependencies in curl jq r2e; do
-  if [[ ! -x $(which ${Dependencies}) ]]; then
-    echo "${Dependencies} is required to run to script. Exiting..."
-    exit 2
-  fi
-done
-
 # Doing our magic stuff that does cool shit
 for Star in $(cat ${TempFile}); do
   ProjectName=${Star%,*}