Function create_patch 

pub fn create_patch<'a>(original: &'a str, modified: &'a str) -> Patch<'a, str>

Create a patch between two texts.

let original = "\
I am afraid, however, that all I have known - that my story - will be forgotten.
I am afraid for the world that is to come.
Afraid that my plans will fail.
Afraid of a doom worse than the Deepness.
";

let modified = "\
I am afraid, however, that all I have known - that my story - will be forgotten.
I am afraid for the world that is to come.
Afraid that Alendi will fail.
Afraid of a doom brought by the Deepness.
";

let expected = "\
--- original
+++ modified
@@ -1,4 +1,4 @@
 I am afraid, however, that all I have known - that my story - will be forgotten.
 I am afraid for the world that is to come.
-Afraid that my plans will fail.
-Afraid of a doom worse than the Deepness.
+Afraid that Alendi will fail.
+Afraid of a doom brought by the Deepness.
";

let patch = create_patch(original, modified);
assert_eq!(patch.to_string(), expected);

Examples found in repository

examples/patch_formatter.rs (line 8)

fn main() {
    let original = "first line\nlast line";
    let modified = "first line\nmodified last line";

    let patch = create_patch(original, modified);

    println!("PatchFormatter::Default");
    println!("{patch}");

    let formatter = PatchFormatter::new().missing_newline_message(false);
    println!("{formatter:?}");
    println!("{}", formatter.fmt_patch(&patch));

    let formatter = PatchFormatter::new().with_color();
    println!("{formatter:?}");
    println!("{}", formatter.fmt_patch(&patch));

    let formatter = PatchFormatter::new()
        .with_color()
        .missing_newline_message(false);
    println!("{formatter:?}");
    println!("{}", formatter.fmt_patch(&patch));
}