Fix contract reader

5 years ago · e95e13d17a
parent 704637f239
commit e95e13d17a
2 changed files with 6 additions and 1 deletions
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@ -8,6 +8,7 @@
 - [#3065](https://github.com/poanetwork/blockscout/pull/3065) - Transactions history chart

 ### Fixes
+- [#3097](https://github.com/poanetwork/blockscout/pull/3097) - Fix contract reader decoding
 - [#3095](https://github.com/poanetwork/blockscout/pull/3095) - Fix constructor arguments decoding
 - [#3092](https://github.com/poanetwork/blockscout/pull/3092) - Contract verification: constructor arguments search search refinement
 - [#3077](https://github.com/poanetwork/blockscout/pull/3077) - Finally speedup pending tx list
--- a/apps/explorer/lib/explorer/smart_contract/reader.ex
+++ b/apps/explorer/lib/explorer/smart_contract/reader.ex
@ -292,6 +292,10 @@ defmodule Explorer.SmartContract.Reader do

  @spec bytes_to_string(<<_::_*8>>) :: String.t()
  defp bytes_to_string(value) do
-    Hash.to_string(%Hash{byte_count: byte_size(value), bytes: value})
+    if value do
+      Hash.to_string(%Hash{byte_count: byte_size(value), bytes: value})
+    else
+      "0x"
+    end
  end
 end