Function sp_state_machine::prove_range_read_with_size_on_trie_backend

pub fn prove_range_read_with_size_on_trie_backend<S, H>(
    trie_backend: &TrieBackend<S, H>,
    child_info: Option<&ChildInfo>,
    prefix: Option<&[u8]>,
    size_limit: usize,
    start_at: Option<&[u8]>
) -> Result<(StorageProof, u32), Box<dyn Error>>where
    S: TrieBackendStorage<H>,
    H: Hasher,
    H::Out: Ord + Codec,

Generate range storage read proof on an existing trie backend.

Examples found in repository

src/lib.rs (lines 922-928)

	pub fn prove_range_read_with_size<B, H>(
		backend: B,
		child_info: Option<&ChildInfo>,
		prefix: Option<&[u8]>,
		size_limit: usize,
		start_at: Option<&[u8]>,
	) -> Result<(StorageProof, u32), Box<dyn Error>>
	where
		B: AsTrieBackend<H>,
		H: Hasher,
		H::Out: Ord + Codec,
	{
		let trie_backend = backend.as_trie_backend();
		prove_range_read_with_size_on_trie_backend(
			trie_backend,
			child_info,
			prefix,
			size_limit,
			start_at,
		)
	}