package tezos-protocol-alpha

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package tezos-protocol-alpha
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Class type
type context = Raw_context.t

The type of the value

Tells if the data is already defined

Retrieve the value from the storage bucket ; returns a Storage_error if the key is not set or if the deserialisation fails

Retrieves the value from the storage bucket ; returns None if the data is not initialized, or Storage_helpers.Storage_error if the deserialisation fails

Allocates the storage bucket and initializes it ; returns a Storage_errorExisting_key if the bucket exists

Updates the content of the bucket ; returns a Storage_Error Missing_key if the value does not exists

Allocates the data and initializes it with a value ; just updates it if the bucket exists

When the value is Some v, allocates the data and initializes it with v ; just updates it if the bucket exists. When the value is None, delete the storage bucket when the value ; does nothing if the bucket does not exists.

Delete the storage bucket ; returns a Storage_error Missing_key if the bucket does not exists

Removes the storage bucket and its contents ; does nothing if the bucket does not exists

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