Pattern matching on dynamic struct types
Pattern matching is great. Strictly speaking, I could end this post right here, but occasionally I have an interesting Elixir feature on hand. That is related to pattern matching. That is, I bet, not widely known at all. One can pattern match on dynamic struct type with pin operator Kernel.SpecialForms.^/1. It’s documentation says: Accesses an already bound variable in match clauses. Also known as
5 Elixir tricks you should know - DockYard
alias __MODULE__ This one looks mysterious at first, but once we break it down, it’s very straightforward. alias allows you to define aliases for the module name, for example: alias Foo.Bar will set up an alias for module Foo.Bar, and you can reference that module with just Bar. __MODULE__ is a compilation environment macros which is the current module name as an atom. Now you know alias __MODULE_
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Shape Up With Elixir Protocols
15 構造体 - Structs - Elixir
elixir-lang.github.com/getting_started/15.markdown at translate-into-japanese · niku/elixir-lang.github.com
