bin/cisa-sizes.rb: get field min size

1 files changed, 7 insertions, 5 deletions

diff --git a/bin/cisa-sizes.rb b/bin/cisa-sizes.rb
index 88ec7d3..934ac23 100755
--- a/bin/cisa-sizes.rb
+++ b/bin/cisa-sizes.rb
@@ -1,8 +1,7 @@
 #!/usr/bin/env ruby
 
 #
-# cisa-sizes.rb: get maximum field lengths from compressed cisa
-# kev catalog.
+# cisa-sizes.rb: get min/max field lengths from cisa catalog.
 #
 
 require 'json'
@@ -14,7 +13,10 @@ PATH = File.join(__dir__, '../cisa/testdata/cisa-kevc-20220313.json.gz')
 # read vulns
 ROWS = JSON(Zlib::GzipReader.new(File.open(PATH)).read)['vulnerabilities']
 
-# get/print json-encoded maximum field lengths
-puts JSON(ROWS.each.with_object(Hash.new { |h, k| h[k] = 0 }) do |row, r|
-  row.each { |k, v| r[k] = v.size if v.size > r[k] }
+# get/print json-encoded min/max field lengths
+puts JSON(ROWS.each.with_object(Hash.new { |h, k| h[k] = {} }) do |row, r|
+  row.each do |k, v|
+    r[k][:min] = v.size if !r[k][:min] || v.size < r[k][:min]
+    r[k][:max] = v.size if !r[k][:max] || v.size > r[k][:max]
+  end
 end)