Feat sdiff initial with parser

Cargo.toml

@@ -16,6 +16,7 @@ path = "src/main.rs"
 
 [dependencies]
 chrono = "0.4.38"
+const_format = "0.2.35"
 diff = "0.1.13"
 itoa = "1.0.11"
 regex = "1.10.4"
@@ -26,7 +27,7 @@ unicode-width = "0.2.0"
 pretty_assertions = "1.4.0"
 assert_cmd = "2.0.14"
 predicates = "3.1.0"
-tempfile = "3.10.1"
+tempfile = "3.26.0"
 
 [profile.release]
 lto = "thin"
@@ -40,3 +41,10 @@ panic = "abort"
 [profile.dist]
 inherits = "release"
 lto = "thin"
+
+[features]
+# default = ["cmp_bytes_limit_128_bit"]
+# allows to set the --bytes limit from u64 to u128, if limits larger than Exabyte are required. 
+cmp_bytes_limit_128_bit = []
+# instead of limiting to KiB, MiB, etc, one can write kib, mib, Mb or whatever case.
+allow_case_insensitive_byte_units = []

fuzz/fuzz_targets/fuzz_side.rs

@@ -2,11 +2,10 @@
 #[macro_use]
 extern crate libfuzzer_sys;
 
-use diffutilslib::side_diff;
+use diffutilslib::side_diff::{self, Params};
 
 use std::fs::File;
 use std::io::Write;
-use diffutilslib::params::Params;
 
 fuzz_target!(|x: (Vec<u8>, Vec<u8>, /* usize, usize */ bool)| {
     let (original, new, /* width, tabsize, */ expand) = x;
@@ -39,4 +38,4 @@ fuzz_target!(|x: (Vec<u8>, Vec<u8>, /* usize, usize */ bool)| {
         .unwrap()
         .write_all(&output_buf)
         .unwrap();
-});
+});