Realm

v0.1.1

Realm v0.1.1 Realm.Monoid protocol View Source

Monoid extends the semigroup with the concept of an "empty" or "zero" element.

Type Class

An instance of Realm.Monoid must also implement Realm.Semigroup, and define Realm.Monoid.empty/1.

Semigroup  [append/2]
    ↓
 Monoid    [empty/1]

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Types

t()

Functions

empty(monoid)

An "emptied out" or "starting position" of the passed data.

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t()

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t() :: term()

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empty(monoid)

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empty(t()) :: t()

An "emptied out" or "starting position" of the passed data.

Example 

iex> Realm.Monoid.empty(10)
0
iex> Realm.Monoid.empty [1, 2, 3, 4, 5]
[]