lib/datapimp/cli/run.rb in datapimp-1.0.22 vs lib/datapimp/cli/run.rb in datapimp-1.0.23

@@ -1,12 +1,26 @@
 command "run" do |c|
   c.syntax = "datapimp run FILE"
   c.description = "runs a script in the context of the datapimp config"
 
+  c.option '--format FORMAT', String, 'which format should we serialize the result? json default'
+
   c.action do |args, options|
+    code = ""
+
     args.each do |arg|
       code += Pathname(arg).read
     end
 
-    eval(code)
+    result = begin
+      eval(code)
+    rescue
+      {error: $!}
+    end
+
+    if options.format == "json"
+      puts JSON.generate(result) if result
+    else
+      puts result
+    end
   end
 end