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Concept: Phantom types #530

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ceddlyburge opened this issue Nov 15, 2022 · 0 comments · Fixed by #541
Closed

Concept: Phantom types #530

ceddlyburge opened this issue Nov 15, 2022 · 0 comments · Fixed by #541
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@jiegillet
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x:action/create Work on something from scratch x:knowledge/intermediate Quite a bit of Exercism knowledge required x:module/concept Work on Concepts x:module/concept-exercise Work on Concept Exercises x:priority/high Has a higher priority than other issues x:size/large Large amount of work x:type/content Work on content (e.g. exercises, concepts)

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@ceddlyburge
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Design

Goal

The goal of this exercise is to teach students how any why to make and use phantom types

Learning objectives

  • Understand what a phantom type is.
  • Know how to create phantom types.
  • Know why phantom types are important.

Concepts

  • phantom-types: Learn how to create and use phantom types in Elm.

Prerequisites

  • opaque-types: Learn how and why to create opaque types in Elm.
@ceddlyburge ceddlyburge added x:action/create Work on something from scratch x:knowledge/intermediate Quite a bit of Exercism knowledge required x:module/concept Work on Concepts x:module/concept-exercise Work on Concept Exercises x:type/content Work on content (e.g. exercises, concepts) x:size/large Large amount of work x:priority/high Has a higher priority than other issues labels Nov 15, 2022
@ceddlyburge ceddlyburge changed the title Phantom types Concept: Phantom types Nov 16, 2022
@jiegillet jiegillet self-assigned this Nov 30, 2022
@jiegillet jiegillet mentioned this issue Dec 5, 2022
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@jiegillet jiegillet

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x:action/create Work on something from scratch x:knowledge/intermediate Quite a bit of Exercism knowledge required x:module/concept Work on Concepts x:module/concept-exercise Work on Concept Exercises x:priority/high Has a higher priority than other issues x:size/large Large amount of work x:type/content Work on content (e.g. exercises, concepts)
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New concept phantom-types and concept exercise treasure-factory exercism/elm
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@ceddlyburge @jiegillet