Cargo Features

[dependencies]
idb = { version = "0.6.4", default-features = false, features = ["builder", "futures", "doc"] }
default = builder

The builder feature is set by default whenever idb is added without default-features = false somewhere in the dependency tree.

builder default = futures

Affects idb::builder

futures builder = tokio

Affects managed_key_cursor::ManagedKeyCursor, managed_value_cursor::ManagedCursor, request::futures

doc

Features from optional dependencies

In crates that don't use the dep: syntax, optional dependencies automatically become Cargo features. These features may have been created by mistake, and this functionality may be removed in the future.

tokio futures?