Address requested review changes.

Author: halostatue

.gitignore

@@ -3,5 +3,3 @@
 erl_crash.dump
 *.ez
 /doc
-.DS_Store
-.elixir_ls/

README.md

@@ -118,7 +118,7 @@ For optional settings check the [docs](https://hexdocs.pm/sentry/readme.html).
 | `source_code_path_pattern` | False  | `"**/*.ex"` | |
 | `filter` | False | | Module where the filter rules are defined (see [Filtering Exceptions](https://hexdocs.pm/sentry/Sentry.html#module-filtering-exceptions)) |
 | `json_library` | False | `Jason` | |
-| `log_level` | False | `:warn` | |
+| `log_level` | False | `:warn` | This sets the log level used when Sentry fails to send an event due to an invalid event or API error. |
 
 An example production config might look like this:
 

lib/sentry/config.ex

@@ -14,10 +14,7 @@ defmodule Sentry.Config do
   @default_context_lines 3
   @default_sample_rate 1.0
 
-  @permitted_log_level_atom_values ~w(debug info warn error)a
-  @permitted_log_level_string_values ~w(debug info warn error)
-  @permitted_log_level_values @permitted_log_level_atom_values ++
-                                @permitted_log_level_string_values
+  @permitted_log_level_values ~w(debug info warn error)a
 
   def validate_config! do
   end
@@ -134,8 +131,7 @@ defmodule Sentry.Config do
 
   def log_level do
     case get_config(:log_level, default: :warn, check_dsn: false) do
-      value when value in @permitted_log_level_atom_values -> value
-      value when value in @permitted_log_level_string_values -> String.to_existing_atom(value)
+      value when value in @permitted_log_level_values -> value
       value -> value
     end
   end