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hc-utils

A util crate for holochain

Note: Currently the hc-utils crate will always follow the version of hdk, when hdk version is 1.2.1, hc_utils version will be v1.2.1 Note: all the functions are converted to macros

Helper Functions

commit_idempotent

Query for an existing Entry in the local source-chain matching the given EntryType name(s). If one exists, return it Address, otherwise commit it.

create_idempotent_link

Query for an existing Link in the local source-chain matching the given LinkType name(s).  If one exists, return it Address, otherwise commit it.

exists

Query for an existing Entry in the local source-chain matching the given EntryType name(s).  If one exists, return it Address, otherwise returns error

get_action

Gets the action of an Entry

get_latest_link

gets latest link created to the specific base

local_source_chain

Returns a list of elements from the local source-chain

remove_link

Removes link. The current hdk expects you to get all links and delete_link by specifying the entry_hash of the entry that you want to delete

wrappers

String wrapper for all holo_hash types

get_details

Get details for a list of links passed using the HDK::borrow functions

get

Get element for a list of links passed using the HDK::borrow functions

get_links_and_load_type

Gets the entries that are linked to a base with LinkTag by matching with the declared TryFrom Entry.

Map versions:

hc-utils hdk
v0.0.107 v0.0.107
v0.0.110 v0.0.110
... ...
v0.0.111 v0.0.111
v0.0.115 v0.0.115

License: CAL 1.0

Copyright (C) 2017-2020, Holo Ltd.

This program is free software: you can redistribute it and/or modify it under the terms of the license provided in the LICENSE file (CAL-1.0). This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.