Cargo Features

near-schema-checker-macro has no features set by default.

[dependencies]
near-schema-checker-macro = { version = "0.28.0", features = ["protocol_schema"] }
protocol_schema = proc-macro2, quote, syn

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.

proc-macro2 protocol_schema?
quote protocol_schema?
syn protocol_schema?