1 files changed, 10 insertions, 5 deletions

diff --git a/v-i b/v-i
index c4772fc..4a922be 100755
--- a/v-i
+++ b/v-i
@@ -2,6 +2,7 @@
 
 import argparse
 import glob
+import json
 import logging
 import os
 import shutil
@@ -455,14 +456,17 @@ class SystemSpec:
 
         for key in self._obj:
             setattr(self, key, self._obj[key])
-        del self._obj
 
         self._check()
 
     def __repr__(self):
-        return repr(
-            {key: getattr(self, key) for key in dir(self) if not key.startswith("_")}
-        )
+        return repr(self.as_dict())
+
+    def as_dict(self):
+        return {key: self._obj[key] for key in self._obj}
+
+    def as_json(self):
+        return json.dumps(self.as_dict(), indent=4)
 
     def _check(self):
         try:
@@ -514,7 +518,8 @@ def main():
     log("v-i starts")
 
     system = SystemSpec(args.spec)
-    log(f"spec: {system!r}")
+    spec_json = system.as_json()
+    log(f"formatted spec:\n{spec_json}")
 
     cache = args.cache or cache_name(system)
     log(f"cache: {cache}")