fix: readarray doesn't work on osx, change shebang to /bin/bash since failed to use posix sh to expand tilde

scripts/git/cheatsheets

@@ -1,16 +1,19 @@
-#!/bin/sh -e
+#!/bin/bash -e
 init() {
-  readarray d < <(yq -c '.cheatpaths[]' "$(cheat -C | awk '{print $2}')")
-
-  for c in "${d[@]}"; 
+  if ! cheat -C > /dev/null; then
+      exit 1
+  fi 
+  while IFS=$'\t' read -r name path source;
   do
-      name="$(echo ${c} | yq -r '.name')"
-      path="$(echo ${c} | yq -r '.path')"
+      # failed to use posix sh to expand tilde
       path="${path/#\~/$HOME}"
-      src="$( echo ${c} | yq -r '.source')"
+      # git clone when path not exists or path exists but empty
+      if [ ! -d "$path" ] || [ -d "$path" ] && [ -z "$(ls -A "$path")" ]; then
+          echo "Init $name"
+          git clone "$source" "$path"
+      fi
+  done < <(yq -r '.cheatpaths[] | [.name, .path, .source] | @tsv' "$(cheat -C | awk '{print $2}')")
 
-      [ ! -d "$path" ] && (echo "Init $name"; git clone $src $path) || :
-  done
   echo "Finished init"
 }