pub fn apply(
base_image: &str,
patch: &Patch<'_, str>,
) -> Result<String, ApplyError>
Expand description
Apply a Patch
to a base image
use diffy::{apply, Patch};
let s = "\
--- a/ideals
+++ b/ideals
@@ -1,4 +1,6 @@
First:
Life before death,
strength before weakness,
journey before destination.
+Second:
+ I will protect those who cannot protect themselves.
";
let patch = Patch::from_str(s).unwrap();
let base_image = "\
First:
Life before death,
strength before weakness,
journey before destination.
";
let expected = "\
First:
Life before death,
strength before weakness,
journey before destination.
Second:
I will protect those who cannot protect themselves.
";
assert_eq!(apply(base_image, &patch).unwrap(), expected);