Cargo Features

[dependencies]
peg = { version = "0.8.4", default-features = false, features = ["std", "trace", "unstable"] }
default = std

The std feature is set by default whenever peg is added without default-features = false somewhere in the dependency tree.

std default

Enables std of peg-runtime

trace

Enables trace of peg-macros

unstable

Enables unstable of peg-runtime

PEG has 4 features without comments.