fix: remove eval from lib/gzr/commands/role/ls.rb

lib/gzr/command.rb

@@ -416,6 +416,9 @@ def field_expressions_eval(expressions, data)
             current = nil
           end
         end
+        if current.kind_of? Array
+          current = current.join("\n")
+        end
         current
       end
     end

lib/gzr/commands/role/ls.rb

@@ -47,13 +47,8 @@ def execute(input: $stdin, output: $stdout)
             table_hash = Hash.new
             fields = field_names(@options[:fields])
             table_hash[:header] = fields unless @options[:plain]
-            expressions = fields.collect { |fn| field_expression_hash(fn) }
             table_hash[:rows] = data.map do |row|
-              expressions.collect do |e|
-                v = eval "row#{e}"
-                next (v.join "\n") if v.kind_of? Array
-                v
-              end
+              field_expressions_eval(fields,row)
             end
             table = TTY::Table.new(table_hash)
             alignments = fields.collect do |k|