improve dependency_age.sh

ci/dependency_age.sh

@@ -3,32 +3,43 @@
 exit_code=0
 color_red=$(echo -ne "\033[1;31m")
 color_green=$(echo -ne "\033[1;32m")
+color_yellow=$(echo -ne "\033[1;33m")
 color_blue=$(echo -ne "\033[1;34m")
 color_reset=$(echo -ne "\033[0m")
 
 for package in packages/* ; do
   echo -e "\n=> dependency age for ${package}\n"
   while read -r dependency actual_version ; do
-    last_version=$(curl -I "https://docs.rs/${dependency}" 2>&1 | grep -i "location:" | cut --delimiter "/" --field 5 | grep -E "^[0-9].*.[0-9].*.[0-9]$")
+    last_version=$(curl --head "https://docs.rs/${dependency}" 2>&1 | grep --ignore-case "location:" | cut --delimiter "/" --field 5 | grep --extended-regexp "^[0-9].*.[0-9].*.[0-9]$")
     if [ -z "${last_version}" ] ; then
       echo "${color_red}runtime error${color_reset}, i could not get last version from https://docs.rs/${dependency}"
       exit 1
     fi
 
     echo -n "  ${dependency} ${actual_version}: "
-    newest_version=$(echo -e "${last_version}\n${actual_version}" | sort -V | tail -1)
+    newest_version=$(echo -e "${last_version}\n${actual_version}" | sort --version-sort | tail -1)
     if [ "${newest_version}"  == "${actual_version}" ] ; then
-      echo "${color_green}newest${color_reset}"
+      if [ "$1" = "--update" ] ; then
+        echo "${color_green}newest, nothing to update${color_reset}"
+      else
+        echo "${color_green}newest${color_reset}"
+    fi 
     else
-	  if [ "$1" = "--update" ] ; then
-        sed -i "s/${dependency} = \"${actual_version}\"/${dependency} = \"${last_version}\"/g" "${package}/Cargo.toml"
-		echo "${color_blue}old, updated to ${last_version}${color_reset}" 
-	  else
+      if [ "$1" = "--update" ] ; then
+        sed --in-place "s/${dependency}.*=.*\"${actual_version}\"/${dependency} = \"${last_version}\"/g" "${package}/Cargo.toml"
+	grep --silent "${dependency} = \"${last_version}\"" "${package}/Cargo.toml" && \
+	echo "${color_blue}old, updated to ${last_version}${color_reset}" || \
+	echo "${color_red}error, update to ${last_version} fails, please check ${package}/Cargo.toml format and syntax${color_reset}"
+      else
         echo "${color_red}old, please update to latest ${last_version}${color_reset}"
       fi
-	  ((exit_code++))
+      ((exit_code++))
     fi
 
-  done < <(sed -n "/dependencies\]/,/^$/p" "${package}/Cargo.toml" | grep -Ev "\[|path|^$" | tr -d '" ' | tr '=' ' ')
+  done < <(sed --silent "/dependencies\]/,/^$/p" "${package}/Cargo.toml" | grep --extended-regexp --invert-match "\[|path|^$" | tr --delete '" ' | tr '=' ' ')
 done
+
+if [ "$1" != "--update" ] && [ "${exit_code}" -gt 0 ] ; then
+  echo -e "\n${color_yellow}...Consider executing \"dependency_age.sh --update\" to automatically update ${exit_code} old dependencies on your Cargo.toml files${color_reset}"
+fi
 exit $exit_code