From ef499c0239021ac537222cfad5bdc17c3ea03d86 Mon Sep 17 00:00:00 2001
From: tv <tv@krebsco.de>
Date: Wed, 30 Sep 2026 05:19:43 +0200
Subject: detect duplicated ids

---
 src/MdBlocks/CLI.hs | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

(limited to 'src/MdBlocks/CLI.hs')

diff --git a/src/MdBlocks/CLI.hs b/src/MdBlocks/CLI.hs
index 5c2bc29..3849220 100644
--- a/src/MdBlocks/CLI.hs
+++ b/src/MdBlocks/CLI.hs
@@ -81,10 +81,10 @@ run (Extract rawAddress) =
           blocks <- loadBlocks (addressFile address)
 
           case resolveBlock address blocks of
-            Nothing ->
-              die ("mdblocks: block not found: " ++ rawAddress)
+            Left err ->
+              die ("mdblocks: " ++ formatResolveError address err)
 
-            Just block ->
+            Right block ->
               T.putStr (blockContent block)
 
 run (ShowMeta addr) =
-- 
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