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elixir/log-level/HINTS.md

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+# Hints
+
+## General
+
+- The [atom type is described here][atom].
+
+## 1. Return the logging code label
+
+- You can use the [`cond/1` special form][cond] to elegantly handle the various log codes.
+- You can use [equality operators][equality] to compare integers for strict type equality.
+- There is a [way to specify a default branch][cond] in a cond expression that can be used to catch unspecified cases.
+
+## 2. Send an alert
+
+- You can use the [`cond/1` special form][cond] to decide if an alert should be sent.
+- You can use [equality operators][equality] to compare atoms for equality.
+
+[equality]: https://elixir-lang.org/getting-started/basic-operators.html
+[atom]: https://elixir-lang.org/getting-started/basic-types.html#atoms
+[cond]: https://elixir-lang.org/getting-started/case-cond-and-if.html#cond