Use read -a for safety

2024-12-06 01:32:07 +08:00
parent a9e4013969
commit 3282ef2a35
1 changed files with 4 additions and 1 deletions
--- a/2024/day-5/solution-2.sh
+++ b/2024/day-5/solution-2.sh
@ -27,7 +27,10 @@ INPUT_RULES=$(cat input-rules)
    do
      # Loop through rules and build all the KVs
      DAG_GREP_EXPR=$( printf "%s"  "$CACHED_LINE" | paste -s -d '|' )
-      KV_ARRAY=( $( < input-rules grep -E "($DAG_GREP_EXPR)\\|($DAG_GREP_EXPR)" | tr '|' ' ' | paste -s -d ' ') )
+      read -r -a KV_ARRAY <<< "$( 
+        < input-rules grep -E "($DAG_GREP_EXPR)\\|($DAG_GREP_EXPR)" | 
+        tr '|' ' ' | 
+        paste -s -d ' ')"
      # Going through dependencies to find final key
      KEY=${KV_ARRAY[0]}
      while true