Cargo Features

futures-timer has no features set by default.

[dependencies]
futures-timer = { version = "3.0.3", features = ["wasm-bindgen"] }
wasm-bindgen = gloo-timers, send_wrapper

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.

gloo-timers wasm-bindgen?

Enables gloo-timers ^0.2.0

send_wrapper wasm-bindgen?

Enables send_wrapper ^0.4.0