From 4d30878d8efb86fd110c3693024db5da7aceb776 Mon Sep 17 00:00:00 2001
From: Karen Arutyunov <karen@codesynthesis.com>
Date: Fri, 19 Jan 2018 00:02:21 +0300
Subject: Add abbreviated_string() to sha* classes

---
 libbutl/sha1.mxx | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'libbutl/sha1.mxx')

diff --git a/libbutl/sha1.mxx b/libbutl/sha1.mxx
index 5259189..7ba3c0a 100644
--- a/libbutl/sha1.mxx
+++ b/libbutl/sha1.mxx
@@ -77,6 +77,12 @@ LIBBUTL_MODEXPORT namespace butl
     const char*
     string () const;
 
+    std::string
+    abbreviated_string (std::size_t n) const
+    {
+      return std::string (string (), n < 40 ? n : 40);
+    }
+
   private:
     struct context // Note: identical to SHA1_CTX.
     {
-- 
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