From d907bd3f75c20ccb17fe15e19d6686beaa137595 Mon Sep 17 00:00:00 2001
From: Chris McCord <chris@chrismccord.com>
Date: Thu, 3 May 2018 10:31:42 -0400
Subject: [PATCH] Bump docs

---
 .../lib/explorer/indexer/address_fetcher.ex   | 19 ++++++++++++-------
 .../lib/explorer/indexer/block_fetcher.ex     |  2 +-
 2 files changed, 13 insertions(+), 8 deletions(-)

diff --git a/apps/explorer/lib/explorer/indexer/address_fetcher.ex b/apps/explorer/lib/explorer/indexer/address_fetcher.ex
index da22f4ac96..41e711780e 100644
--- a/apps/explorer/lib/explorer/indexer/address_fetcher.ex
+++ b/apps/explorer/lib/explorer/indexer/address_fetcher.ex
@@ -1,21 +1,23 @@
 defmodule Explorer.Indexer.AddressFetcher do
   @moduledoc """
-  TODO
+  Fetches and indexes `t:Explorer.Chain.Address.t/0` balances.
   """
   use GenServer
   require Logger
 
   alias Explorer.Chain
+
   alias Explorer.Chain.{
     Address,
-    Hash,
+    Hash
   }
+
   alias Explorer.JSONRPC
 
   @fetch_interval :timer.seconds(3)
   @max_batch_size 500
 
-  def async_fetch_addresses(address_hashes) do
+  def async_fetch_balances(address_hashes) do
     GenServer.cast(__MODULE__, {:buffer_addresses, address_hashes})
   end
 
@@ -47,6 +49,7 @@ defmodule Explorer.Indexer.AddressFetcher do
   def handle_info({:DOWN, _ref, :process, _pid, :normal}, state) do
     {:noreply, state}
   end
+
   def handle_info({:DOWN, ref, :process, _pid, _reason}, state) do
     batch = Map.fetch!(state.tasks, ref)
 
@@ -76,8 +79,9 @@ defmodule Explorer.Indexer.AddressFetcher do
       {state.tasks, state.buffer}
       |> Chain.stream_unfetched_addresses(fn %Address{hash: hash}, {tasks, batch} ->
         batch = MapSet.put(batch, Hash.to_string(hash))
+
         if MapSet.size(batch) >= @max_batch_size do
-          task = async_fetch_balances(batch)
+          task = do_async_fetch_balances(batch)
           {Map.put(tasks, task.ref, batch), MapSet.new()}
         else
           {tasks, batch}
@@ -87,9 +91,10 @@ defmodule Explorer.Indexer.AddressFetcher do
 
     %{state | tasks: tasks}
   end
+
   defp fetch_remaining({:ok, {tasks, batch}}) do
     if MapSet.size(batch) > 0 do
-      task = async_fetch_balances(batch)
+      task = do_async_fetch_balances(batch)
       Map.put(tasks, task.ref, batch)
     else
       tasks
@@ -98,7 +103,7 @@ defmodule Explorer.Indexer.AddressFetcher do
 
   defp flush_buffer(state) do
     if MapSet.size(state.buffer) > 0 do
-      task = async_fetch_balances(state.buffer)
+      task = do_async_fetch_balances(state.buffer)
       new_tasks = Map.put(state.tasks, task.ref, state.buffer)
 
       %{state | tasks: new_tasks, buffer: MapSet.new()}
@@ -115,7 +120,7 @@ defmodule Explorer.Indexer.AddressFetcher do
     JSONRPC.fetch_balances_by_hash(address_hashes)
   end
 
-  defp async_fetch_balances(hashes_mapset) do
+  defp do_async_fetch_balances(hashes_mapset) do
     Task.Supervisor.async_nolink(Explorer.Indexer.TaskSupervisor, fn ->
       Logger.debug(fn -> "fetching #{MapSet.size(hashes_mapset)} balances" end)
       {:ok, balances} = do_fetch_addresses(Enum.to_list(hashes_mapset))
diff --git a/apps/explorer/lib/explorer/indexer/block_fetcher.ex b/apps/explorer/lib/explorer/indexer/block_fetcher.ex
index 3317eb37d2..945b7f9b57 100644
--- a/apps/explorer/lib/explorer/indexer/block_fetcher.ex
+++ b/apps/explorer/lib/explorer/indexer/block_fetcher.ex
@@ -178,7 +178,7 @@ defmodule Explorer.Indexer.BlockFetcher do
            transactions_params: transactions_params
          }) do
       {:ok, %{addresses: address_hashes}} ->
-        :ok = AddressFetcher.async_fetch_addresses(address_hashes)
+        :ok = AddressFetcher.async_fetch_balances(address_hashes)
         :ok
 
       {:error, step, reason, _changes} ->