upd: now completely updates dotfiles, also more checks and better colors

.config/shell/bin/upd

@@ -1,20 +1,34 @@
 #!/bin/bash
 
+set -e
+
+# Check for git
+if ! command -v git > /dev/null; then
+   echo "git is not installed, please install git and try again"
+   exit 1
+fi
+
+# Set colors
 if command -v tput > /dev/null; then
    GREEN="$(tput setaf 2)"
    NC="$(tput sgr0)"
+else
+   GREEN="\033[32m"
+   NC="\033[39m"
 fi
 
 # Check for updates for thing in the REPOS_TO_UPDATE variable
 IFS=: read -ra REPOS_TO_UPDATE_ARR <<< "$REPOS_TO_UPDATE:$DOCS_DIR:$HOME/bin"
 for REPO in "${REPOS_TO_UPDATE_ARR[@]}"; do
-   if git -C "$REPO" rev-parse > /dev/null 2>&1; then
-      echo " ${GREEN}Pulling ${REPO/"$HOME"/"~"}‥${NC}"
-      git -C "$REPO" pull
+   if [ -n "$REPO" ]; then
+      if git -C "$REPO" rev-parse > /dev/null 2>&1; then
+         echo " ${GREEN}Pulling ${REPO/"$HOME"/"~"}‥${NC}"
+         git -C "$REPO" pull
+      fi
    fi
 done
 
 # check for dotfiles updates
 echo
-echo " ${GREEN}Checking for dotfiles updates‥${NC}"
-dotfiles fetch
+echo " ${GREEN}Updating dotfiles…${NC}"
+dotfiles pull