Updated new-plugins scripts

new-plugins.sh

@@ -1,15 +1,28 @@
 #!/bin/sh
 rm -rf target
 mkdir -p target
-git clone https://github.com/kubernetes-sigs/krew-index.git target/
+
+quiet_git() {
+  stdout=$(mktemp)
+  stderr=$(mktemp)
+
+  if ! git "$@" </dev/null >$stdout 2>$stderr; then
+    cat $stderr >&2
+    rm -f $stdout $stderr
+    exit 1
+  fi
+
+  rm -f $stdout $stderr
+}
+
+quiet_git clone https://github.com/kubernetes-sigs/krew-index.git target/
 
 for filename in target/plugins/*; do
   plugin=$(basename ${filename%.*})
   mkdir -p plugins/$plugin
 
   if ! test -f plugins/$plugin/default.json; then
     cp template/default.json plugins/$plugin
+    ruby update.rb $plugin
   fi
 done
-
-ruby update.rb