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Update README.md #4

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4 changes: 2 additions & 2 deletions README.md
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Original file line number Diff line number Diff line change
Expand Up @@ -49,15 +49,15 @@ For example -
```purescript
data Person = Person {name::String, age::Int}

instance Taggable Person where tag = makeTag unit
instance Tagged Person where tag = makeTag unit
```

This is valid even for data types that take parameters. For example -

```purescript
data Optional a = Some a | None

instance Taggable Optional where tag = makeTag unit
instance Tagged Optional where tag = makeTag unit
```

**Don't worry about getting it wrong since the type system will prevent you from writing an invalid instance.**
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