tl;dr toml_edit is a format preserving TOML crate, allowing users to modify .toml files. Before: cargo init Cargo.tomlcargo's Cargo.toml toml_edit8.7us271us toml_edit::easy20.7us634us After: cargo init Cargo.tomlcargo's Cargo.toml toml_edit4.0us149us toml_edit::easy5.0us179us Target: cargo init Cargo.tomlcargo's Cargo.toml toml-rs4.7us121us
