X-Git-Url: https://git.sommitrealweird.co.uk/advent-of-code-2020.git/blobdiff_plain/1ae258d79ba91cb6215a62a011fca7936c06d9df..0f422cf8b2cf81f77f11dfb69d386cc867e68ef5:/day4/count_valid_passports_2.sh

diff --git a/day4/count_valid_passports_2.sh b/day4/count_valid_passports_2.sh
index 6eb2b08..88fc560 100644
--- a/day4/count_valid_passports_2.sh
+++ b/day4/count_valid_passports_2.sh
@@ -128,6 +128,17 @@ while read -u 3 line; do
     seperator=" "
 done
 
+check_fields() {
+    local -n record=$1
+    for field in ${required_fields[@]}; do
+        if ! [ ${record[$field]+a} ]; then
+            exit 1
+        fi
+    done
+
+    exit 0
+}
+
 # on the last line, if cur_data isn't empty, add that to the array
 if [ "$cur_data" != "" ]; then
     data+=("$cur_data")
@@ -141,13 +152,10 @@ for (( i=0; i<${#data[@]}; i++ )); do
         value=${field#*:}
         kvp[$key]=$value
     done
-    for field in ${required_fields[@]}; do
-        if ! [ ${kvp[$field]+a} ]; then
-            continue 2
+    if ( check_fields kvp ); then
+        if ( check_data kvp ); then
+            valid_count=$((valid_count+1))
         fi
-    done
-    if ( check_data kvp ); then
-        valid_count=$((valid_count+1))
     fi
     unset kvp
 done