chore: cleanup, error handling, tests

apps/block_scout_web/lib/block_scout_web/templates/transaction/_decoded_input.html.eex

@@ -35,15 +35,27 @@
         <%= for {name, type, value} <- mapping do %>
             <tr>
               <th scope="row">
-                <% copy_text = BlockScoutWeb.ABIEncodedValueView.copy_text(type, value) %>
-                <button type="button" class="copy icon-link" data-toggle="tooltip" data-placement="top" data-clipboard-text="<%= copy_text %>" aria-label="Copy Value">
-                  <i class="fas fa-clone"></i>
-                </button>
+                <%= case BlockScoutWeb.ABIEncodedValueView.copy_text(type, value) do %>
+                  <% :error -> %>
+                    <%= nil %>
+                  <% copy_text -> %>
+                    <button type="button" class="copy icon-link" data-toggle="tooltip" data-placement="top" data-clipboard-text="<%= copy_text %>" aria-label="Copy Value">
+                      <i class="fas fa-clone"></i>
+                    </button>
+                 <% end %>
               </th>
               <td><%= name %></td>
               <td><%= type %></td>
               <td>
-                <pre class="transaction-input-text tile"><code><%= BlockScoutWeb.ABIEncodedValueView.value_html(type, value) %></code></pre>
+                <%= case BlockScoutWeb.ABIEncodedValueView.value_html(type, value) do %>
+                  <% :error -> %>
+                    <div class="alert alert-danger">
+                      <%= gettext "Error rendering value" %>
+                    </div>
+                  <% value -> %>
+                    <pre class="transaction-input-text tile"><code><%= value %></code></pre>
+                <% end %>
+
               </td>
             </tr>
             <% end %>

apps/block_scout_web/lib/block_scout_web/templates/transaction_log/index.html.eex

@@ -56,11 +56,14 @@
                     <%= for {name, type, indexed?, value} <- mapping do %>
                         <tr>
                           <th scope="row">
-                            <% copy_text = BlockScoutWeb.ABIEncodedValueView.copy_text(type, value) %>
-
-                            <button type="button" class="copy icon-link" data-toggle="tooltip" data-placement="top" data-clipboard-text="<%= copy_text %>" aria-label="Copy Value">
-                              <i class="fas fa-clone"></i>
-                            </button>
+                            <%= case BlockScoutWeb.ABIEncodedValueView.copy_text(type, value) do %>
+                              <% :error -> %>
+                                <%= nil %>
+                              <% copy_text -> %>
+                                <button type="button" class="copy icon-link" data-toggle="tooltip" data-placement="top" data-clipboard-text="<%= copy_text %>" aria-label="Copy Value">
+                                  <i class="fas fa-clone"></i>
+                                </button>
+                            <% end %>
                           </th>
                           <td><%= name %></td>
                           <td><%= type %></td>

apps/block_scout_web/lib/block_scout_web/views/abi_encoded_value_view.ex

@@ -21,6 +21,8 @@ defmodule BlockScoutWeb.ABIEncodedValueView do
       Logger.warn(fn ->
         ["Error determining value html for #{inspect(type)}: ", Exception.format(:error, exception)]
       end)
+
+      :error
   end
 
   def copy_text(type, value) do
@@ -32,6 +34,8 @@ defmodule BlockScoutWeb.ABIEncodedValueView do
       Logger.warn(fn ->
         ["Error determining copy text for #{inspect(type)}: ", Exception.format(:error, exception)]
       end)
+
+      :error
   end
 
   def do_copy_text({:bytes, _type}, value) do

apps/block_scout_web/priv/gettext/default.pot

@@ -357,7 +357,7 @@ msgstr ""
 #, elixir-format
 #: lib/block_scout_web/templates/transaction/_decoded_input.html.eex:33
 #: lib/block_scout_web/templates/transaction_log/index.html.eex:54
-#: lib/block_scout_web/templates/transaction_log/index.html.eex:115
+#: lib/block_scout_web/templates/transaction_log/index.html.eex:118
 msgid "Data"
 msgstr ""
 
@@ -601,7 +601,7 @@ msgstr ""
 #, elixir-format
 #:
 #: lib/block_scout_web/templates/transaction_internal_transaction/index.html.eex:23
-#: lib/block_scout_web/templates/transaction_log/index.html.eex:142
+#: lib/block_scout_web/templates/transaction_log/index.html.eex:145
 msgid "Newer"
 msgstr ""
 
@@ -823,7 +823,7 @@ msgid "There are no internal transactions for this transaction."
 msgstr ""
 
 #, elixir-format
-#: lib/block_scout_web/templates/transaction_log/index.html.eex:136
+#: lib/block_scout_web/templates/transaction_log/index.html.eex:139
 msgid "There are no logs for this transaction."
 msgstr ""
 
@@ -935,7 +935,7 @@ msgid "Top Accounts - %{subnetwork} Explorer"
 msgstr ""
 
 #, elixir-format
-#: lib/block_scout_web/templates/transaction_log/index.html.eex:79
+#: lib/block_scout_web/templates/transaction_log/index.html.eex:82
 msgid "Topics"
 msgstr ""
 
@@ -1329,12 +1329,12 @@ msgid "Indexed?"
 msgstr ""
 
 #, elixir-format
-#: lib/block_scout_web/templates/transaction_log/index.html.eex:120
+#: lib/block_scout_web/templates/transaction_log/index.html.eex:123
 msgid "Show Raw Data"
 msgstr ""
 
 #, elixir-format
-#: lib/block_scout_web/templates/transaction_log/index.html.eex:82
+#: lib/block_scout_web/templates/transaction_log/index.html.eex:85
 msgid "Show Raw Topics"
 msgstr ""
 
@@ -1375,6 +1375,11 @@ msgid "here"
 msgstr ""
 
 #, elixir-format
-#: lib/block_scout_web/templates/transaction/_decoded_input.html.eex:53
+#: lib/block_scout_web/templates/transaction/_decoded_input.html.eex:65
 msgid "Failed to decode input data."
 msgstr ""
+
+#, elixir-format
+#: lib/block_scout_web/templates/transaction/_decoded_input.html.eex:53
+msgid "Error rendering value"
+msgstr ""

apps/block_scout_web/priv/gettext/en/LC_MESSAGES/default.po

@@ -357,7 +357,7 @@ msgstr ""
 #, elixir-format
 #: lib/block_scout_web/templates/transaction/_decoded_input.html.eex:33
 #: lib/block_scout_web/templates/transaction_log/index.html.eex:54
-#: lib/block_scout_web/templates/transaction_log/index.html.eex:115
+#: lib/block_scout_web/templates/transaction_log/index.html.eex:118
 msgid "Data"
 msgstr ""
 
@@ -601,7 +601,7 @@ msgstr ""
 #, elixir-format
 #:
 #: lib/block_scout_web/templates/transaction_internal_transaction/index.html.eex:23
-#: lib/block_scout_web/templates/transaction_log/index.html.eex:142
+#: lib/block_scout_web/templates/transaction_log/index.html.eex:145
 msgid "Newer"
 msgstr ""
 
@@ -823,7 +823,7 @@ msgid "There are no internal transactions for this transaction."
 msgstr ""
 
 #, elixir-format
-#: lib/block_scout_web/templates/transaction_log/index.html.eex:136
+#: lib/block_scout_web/templates/transaction_log/index.html.eex:139
 msgid "There are no logs for this transaction."
 msgstr ""
 
@@ -935,7 +935,7 @@ msgid "Top Accounts - %{subnetwork} Explorer"
 msgstr ""
 
 #, elixir-format
-#: lib/block_scout_web/templates/transaction_log/index.html.eex:79
+#: lib/block_scout_web/templates/transaction_log/index.html.eex:82
 msgid "Topics"
 msgstr ""
 
@@ -1329,12 +1329,12 @@ msgid "Indexed?"
 msgstr ""
 
 #, elixir-format
-#: lib/block_scout_web/templates/transaction_log/index.html.eex:120
+#: lib/block_scout_web/templates/transaction_log/index.html.eex:123
 msgid "Show Raw Data"
 msgstr ""
 
 #, elixir-format
-#: lib/block_scout_web/templates/transaction_log/index.html.eex:82
+#: lib/block_scout_web/templates/transaction_log/index.html.eex:85
 msgid "Show Raw Topics"
 msgstr ""
 
@@ -1375,6 +1375,11 @@ msgid "here"
 msgstr ""
 
 #, elixir-format
-#: lib/block_scout_web/templates/transaction/_decoded_input.html.eex:53
+#: lib/block_scout_web/templates/transaction/_decoded_input.html.eex:65
 msgid "Failed to decode input data."
 msgstr ""
+
+#, elixir-format
+#: lib/block_scout_web/templates/transaction/_decoded_input.html.eex:53
+msgid "Error rendering value"
+msgstr ""

apps/block_scout_web/test/block_scout_web/views/abi_encoded_value_view_test.exs

@@ -6,6 +6,13 @@ defmodule BlockScoutWeb.ABIEncodedValueViewTest do
   defp value_html(type, value) do
     type
     |> ABIEncodedValueView.value_html(value)
+    |> case do
+      :error ->
+        raise "failed to generate html"
+
+      other ->
+        other
+    end
     |> Phoenix.HTML.Safe.to_iodata()
     |> IO.iodata_to_binary()
   end
@@ -13,6 +20,13 @@ defmodule BlockScoutWeb.ABIEncodedValueViewTest do
   defp copy_text(type, value) do
     type
     |> ABIEncodedValueView.copy_text(value)
+    |> case do
+      :error ->
+        raise "failed to generate copy text"
+
+      other ->
+        other
+    end
     |> Phoenix.HTML.Safe.to_iodata()
     |> IO.iodata_to_binary()
   end
@@ -75,7 +89,11 @@ defmodule BlockScoutWeb.ABIEncodedValueViewTest do
 
       address_bytes = "0x0000000000000000000000000000000000000000" |> String.trim_leading("0x") |> Base.decode16!()
 
-      assert value_html("address[]", [address_bytes, address_bytes, address_bytes, address_bytes]) == expected
+      assert value_html("address[4]", [address_bytes, address_bytes, address_bytes, address_bytes]) == expected
+    end
+
+    test "it renders :dynamic values as bytes" do
+      assert value_html("uint", {:dynamic, <<1>>}) == "0x01"
     end
   end
 
@@ -88,7 +106,18 @@ defmodule BlockScoutWeb.ABIEncodedValueViewTest do
     end
 
     test "it skips the formatting when copying lists" do
-      assert copy_text("uint[]", [1, 2, 3, 4]) == "[1, 2, 3, 4]"
+      assert copy_text("uint[4]", [1, 2, 3, 4]) == "[1, 2, 3, 4]"
+    end
+
+    test "it copies bytes as their hex representation" do
+      hex = "0xffffff"
+      bytes = hex |> String.trim_leading("0x") |> Base.decode16!(case: :lower)
+
+      assert copy_text("bytes", bytes) == hex
+    end
+
+    test "it copies :dynamic values as bytes" do
+      assert copy_text("uint", {:dynamic, <<1>>}) == "0x01"
     end
   end
 end