Cargo Features
[dependencies]
frame-metadata = { version = "17.0.0", default-features = false, features = ["legacy", "current", "unstable", "serde_full", "decode", "std"] }
- default = current, std
-
These default features are set whenever
frame-metadata
is added without
somewhere in the dependency tree.default-features = false - legacy
-
Feature flag for pre-V14 versions.
Affects
frame-metadata::decode_different
,frame-metadata::v8
,frame-metadata::v9
,frame-metadata::v10
,frame-metadata::v11
,frame-metadata::v12
,frame-metadata::v13
… - current default unstable? = scale-info
-
The current stable metadata versions.
Affects
frame-metadata::v14
,frame-metadata::v15
… - unstable = current
-
Unstable next metadata version.
Affects
frame-metadata::v16
… - serde_full std = serde
-
Serde support without relying on std features
Enables serde of scale-info, alloc of serde
- decode std
-
Scale decode support without relying on std features
Enables decode of scale-info
- std default = decode, serde_full
-
Enables std of parity-scale-codec, scale-info, and serde
serde:
Provide impls for common standard library types like Vec<T> and HashMap<K, V>.
Requires a dependency on the Rust standard library.
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.