add special case for empty response

CHANGELOG.md

@@ -1,3 +1,6 @@
+# 0.5.3
+* Add special case for empty response (https://github.com/mana-ethereum/ethereumex/pull/59)
+
 # 0.5.2
 * Fix `eth_estimateGas` (https://github.com/mana-ethereum/ethereumex/pull/55)
 * Add `eth_getProof` (https://github.com/mana-ethereum/ethereumex/pull/57)

README.md

@@ -10,7 +10,7 @@ Add Ethereumex to your `mix.exs` dependencies:
 1. Add `ethereumex` to your list of dependencies in `mix.exs`:
 ```elixir
 def deps do
-  [{:ethereumex, "~> 0.5.2"}]
+  [{:ethereumex, "~> 0.5.3"}]
 end
 ```
 

lib/ethereumex/http_client.ex

@@ -28,6 +28,7 @@ defmodule Ethereumex.HttpClient do
         _ -> {:error, decoded_body}
       end
     else
+      {:error, %Jason.DecodeError{data: ""}} -> {:error, :empty_response}
       {:error, error} -> {:error, {:invalid_json, error}}
     end
   end

lib/ethereumex/ipc_client.ex

@@ -13,6 +13,7 @@ defmodule Ethereumex.IpcClient do
           result -> {:ok, Map.get(result, "result")}
         end
       else
+        {:error, %Jason.DecodeError{data: ""}} -> {:error, :empty_response}
         {:error, error} -> {:error, {:invalid_json, error}}
       end
     else

mix.exs

@@ -4,7 +4,7 @@ defmodule Ethereumex.Mixfile do
   def project do
     [
       app: :ethereumex,
-      version: "0.5.2",
+      version: "0.5.3",
       elixir: "~> 1.7",
       description: "Elixir JSON-RPC client for the Ethereum blockchain",
       package: [