Cargo Features

Log has no features set by default.

[dependencies]
log = { version = "0.4.22", features = ["std", "max_level_warn", "max_level_trace", "release_max_level_error", "release_max_level_info", "release_max_level_trace", "kv", "kv_sval", "kv_std", "kv_serde", "kv_unstable", "kv_unstable_sval", "kv_unstable_std", "kv_unstable_serde"] }
std kv_std?

Affects log::set_boxed_logger

max_level_off max_level_error max_level_warn
max_level_info max_level_debug max_level_trace
release_max_level_off release_max_level_error
release_max_level_warn release_max_level_info
release_max_level_debug release_max_level_trace
kv kv_std? kv_sval? kv_unstable?

Affects log::kv

kv_sval kv_unstable_sval? = kv, sval, sval_ref

Enables sval of value-bag

value-bag:

Add support for sval

kv_std kv_serde? kv_unstable_std? = kv, std

Enables error of value-bag

value-bag:

Add support for std::error

Affects value::VisitValue.visit_error, value::VisitValue.visit_borrowed_error

kv_serde kv_unstable_serde? = kv_std, serde

Enables serde of value-bag

value-bag:

Add support for serde

kv_unstable kv_unstable_std? kv_unstable_sval? = kv, value-bag

Deprecated: use kv_* instead These *_unstable features will be removed in a future release

Affects kv::source, kv::value

kv_unstable_sval = kv_sval, kv_unstable
kv_unstable_std kv_unstable_serde? = kv_std, kv_unstable
kv_unstable_serde = kv_serde, kv_unstable_std

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.

serde kv_serde?
sval kv_sval?
sval_ref kv_sval?
value-bag kv_serde? kv_std? kv_sval? kv_unstable?