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From 98abdbff3d5316a75f27d6a76fe09317d56f2a38 Mon Sep 17 00:00:00 2001
From: Vincent Bernardoff <vb@luminar.eu.org>
Date: Sun, 10 Feb 2019 14:47:07 +0100
Subject: [PATCH] Fix compilation with newer base64 versions

---
 opam                   | 2 +-
 piqilib/piqi_base64.ml | 9 ++++-----
 2 files changed, 5 insertions(+), 6 deletions(-)

diff --git a/opam b/opam
index 3a9128e..bb5a53f 100644
--- a/opam
+++ b/opam
@@ -26,6 +26,6 @@ depends: [
   "easy-format"
   "ulex"
   "xmlm"
-  "base64" {>="2.0.0"}
+  "base64" {>="3.1.0"}
 ]
 dev-repo: "git://github.com/alavrik/piqi"
diff --git a/piqilib/piqi_base64.ml b/piqilib/piqi_base64.ml
index c5a6ae7..a98346e 100644
--- a/piqilib/piqi_base64.ml
+++ b/piqilib/piqi_base64.ml
@@ -18,12 +18,11 @@
 (* TODO: add more base64 validation; the base64 library doesn't do any
  * validation *)
 let decode x =
-  try
-    B64.decode x
-  with _ ->
-    invalid_arg "Piqi_base64.decode"
+  match Base64.decode x with
+  | Error _ -> invalid_arg "Piqi_base64.decode"
+  | Ok v -> v
 
 
 let encode x =
-  B64.encode x
+  Base64.encode_exn x
 
-- 
2.21.0