class Pf::Map::Commit(K, V)

Overview

Commits allow you to compose multiple edits into one, big edit of the map. Thus you avoid creating many useless intermediate copies of the map.

permafrost/map.cr

#[](key : K) : V
Runs Map#[] on the map built so far.
#[]?(key : K) : V | Nil
Runs Map#[]? on the map built so far.
#assoc(key : K, value : V) : self
Commits the association between key and value to the map.
#dissoc(key : K) : self
Commits the removal of an association between key and value from the map.
#includes?(object) : Bool
Runs Map#includes? on the map built so far.
#size : Int32
Runs Map#size on the map built so far.

def [](key : K) : V #

Runs Map#[] on the map built so far.

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def []?(key : K) : V | Nil #

Runs Map#[]? on the map built so far.

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def assoc(key : K, value : V) : self #

Commits the association between key and value to the map.

Raises ResolvedError if this commit is used outside of the transaction (see Map#transaction) that produced it.

Raises ReadonlyError if called by a fiber other than the fiber that initiated the transaction.

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def dissoc(key : K) : self #

Commits the removal of an association between key and value from the map.

Raises ResolvedError if this commit is used outside of the transaction (see Map#transaction) that produced it.

Raises ReadonlyError if called by a fiber other than the fiber that initiated the transaction.

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def includes?(object) : Bool #

Runs Map#includes? on the map built so far.

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def size : Int32 #

Runs Map#size on the map built so far.

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