Module show_notes::e021

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Keeping your types under cover

  • Date: July 17, 2017
  • Subject: Using type aliases and creating custom type wrappers for more expressive and safer code.
  • Audio

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Structs§

Enums§

  • EmailEnum
    A “newtype” built by wrapping a String in a single-variant enum.

Functions§

  • send
    A simple function showing you can use a String where an Email is required.
  • takes_a_str
    A function which takes a string, to use with Deref and EmailStruct.

Type Aliases§

  • Email
    A type alias for a string that is appropriate to use as an email address.