formatting logic of Cargo.toml

Author: xxchan

Cargo.lock

@@ -53,6 +53,7 @@ serde_json = "1.0"
 term = "0.7"
 thiserror = "1.0"
 toml = "0.5"
+toml_edit = "0.13"
 unicode-segmentation = "1.9"
 unicode-width = "0.1"
 unicode_categories = "0.1"

Cargo.toml

@@ -18,6 +18,7 @@ use crate::utils::{contains_skip, count_newlines};
 use crate::visitor::FmtVisitor;
 use crate::{modules, source_file, ErrorKind, FormatReport, Input, Session};
 
+mod cargo_toml;
 mod generated;
 mod newline_style;