f595b910308b6e6e5571294fca82e9ded90abdde
- option_parser.ex: String.to_existing_atom/1 is at line 859, not 855 (line 855 is the String.to_atom clause for allow_nonexistent_atoms) - logger test_helper.exs: capture_log after clause spans lines 57-65, not 57-62 (the 'after' keyword is at line 64, restore at line 65)
Elixir Patterns
Idiomatic Elixir patterns extracted from the Elixir source code with verified file:line citations.
Structure
patterns/— Core patterns (GenServer, error handling, data transforms, processes, testing, docs, typespecs, macros, behaviours, modules)smells/— Anti-patterns and common mistakes the Elixir team avoidschangelog/— Daily digest of merged Elixir PRs with discussion summaries
Philosophy
These rules are derived from what the Elixir source code actually does, not opinions or blog posts. Every pattern cites specific files and line numbers.
When unsure how to do something in Elixir, look at how Elixir core does it. This is how we define what "idiomatic" actually means.
Languages
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