Cargo Features

[dependencies]
serde-csv-core = { version = "0.3.1", default-features = false, features = ["heapless", "defmt"] }
default = heapless

The heapless feature is set by default whenever serde-csv-core is added without default-features = false somewhere in the dependency tree.

heapless default

Enables heapless ^0.7.16

defmt

Enables defmt

serde-csv-core has 3 features without comments.