Cargo Features

pest_tmp has no features set by default.

[dependencies]
pest_tmp = { version = "2.1.1", features = ["pretty-print"] }
pretty-print = serde, serde_json

Enables the to_json function for Pair and Pairs

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 pretty-print?
serde_json pretty-print?