From bcd362f5454c45d596ebeb7f84033b3d04abeeec Mon Sep 17 00:00:00 2001
From: Andre Maroneze <andre.maroneze@cea.fr>
Date: Thu, 3 Dec 2020 14:59:33 +0100
Subject: [PATCH] [Metrics] ensure JSON output terminates with a newline

---
 src/plugins/metrics/metrics_cilast.ml | 3 ++-
 tests/metrics/oracle/libc.json        | 2 +-
 2 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/src/plugins/metrics/metrics_cilast.ml b/src/plugins/metrics/metrics_cilast.ml
index 8c737e2c13e..bbc73b7f5df 100644
--- a/src/plugins/metrics/metrics_cilast.ml
+++ b/src/plugins/metrics/metrics_cilast.ml
@@ -745,7 +745,8 @@ let compute_on_cilast ~libc =
          | Text -> pp_with_funinfo fmt cil_visitor
          | Json ->
            let json = json_of_funinfo cil_visitor in
-           Yojson.pretty_print fmt json
+           Yojson.pretty_print fmt json;
+           Format.fprintf fmt "@." (* ensure the file ends with a newline *)
         );
         close_out oc;
       with Sys_error _ ->
diff --git a/tests/metrics/oracle/libc.json b/tests/metrics/oracle/libc.json
index 5f7f5afbe20..beaef667824 100644
--- a/tests/metrics/oracle/libc.json
+++ b/tests/metrics/oracle/libc.json
@@ -138,4 +138,4 @@
     "__fc_stdout", "__fc_ttyname", "optarg", "opterr", "optind", "optopt"
   ],
   "entry-points": [ "f", "main" ]
-}
\ No newline at end of file
+}
-- 
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