git.delta.rocks / unique-network / refs/commits / 59616c1c2c6f

42//!42//!
43//! ## Interface43//! ## Interface
44//!44//!
45//! ### Dispatchable Functions45//! ### Available Functions
46//!46//!
47//! - `find_parent` - Find parent of the token. It could be an account or another token.47//! - `find_parent` - Find parent of the token. It could be an account or another token.
48//! - `parent_chain` - Find chain of parents of the token.48//! - `parent_chain` - Find chain of parents of the token.
49//! - `find_topmost_owner` - Find account or token in the end of the chain of parents.49//! - `find_topmost_owner` - Find account or token in the end of the chain of parents.
50//! - `check_nesting` - Check if the token could be nested in the other token50//! - `check_nesting` - Check if the token could be nested in the other token
51//! - `nest_if_sent_to_token` - Nest the token in the other token51//! - `nest_if_sent_to_token` - Nest the token in the other token
52//! - `unnest_if_nested` - Unnest the token from the other token52//! - `unnest_if_nested` - Unnest the token from the other token
53//!
54//! ## Assumptions
55//!
56//! * Total issued balanced of all accounts should be less than `Config::Balance::max_value()`.
5753
58#![cfg_attr(not(feature = "std"), no_std)]54#![cfg_attr(not(feature = "std"), no_std)]
5955
218		})214		})
219	}215	}
220216
221	/// Find the topmost parent and check that assigning `for_nest` token as a parent for217	/// Find the topmost parent and check that assigning `for_nest` token as a child for
222	/// any token in the parents chain wouldn't create a cycle.218	/// `token` wouldn't create a cycle.
223	///219	///
224	/// - `budget`: Limit for searching parents in depth.220	/// - `budget`: Limit for searching parents in depth.
225	pub fn get_checked_topmost_owner(221	pub fn get_checked_topmost_owner(
271	///267	///
272	/// Returns `true` if `user` is `token`'s owner. Or If token is provided as `user` then268	/// Returns `true` if `user` is `token`'s owner. Or If token is provided as `user` then
273	/// check that `user` and `token` have same owner.269	/// check that `user` and `token` have same owner.
274	/// Checks that assigning `for_nest` token as a parent for any token in the `token`'s270	/// Checks that assigning `for_nest` token as a child for `token` wouldn't create a cycle.
275	/// parents chain wouldn't create a cycle.
276	///271	///
277	/// - `budget`: Limit for searching parents in depth.272	/// - `budget`: Limit for searching parents in depth.
278	pub fn check_indirectly_owned(273	pub fn check_indirectly_owned(