1 files changed, 31 insertions, 0 deletions
diff --git a/vendor/snapbox/src/utils/lines.rs b/vendor/snapbox/src/utils/lines.rs
new file mode 100644
index 000000000..f56408483
--- /dev/null
+++ b/vendor/snapbox/src/utils/lines.rs
@@ -0,0 +1,31 @@
+#[derive(Clone, Debug)]
+pub struct LinesWithTerminator<'a> {
+    data: &'a str,
+}
+
+impl<'a> LinesWithTerminator<'a> {
+    pub fn new(data: &'a str) -> LinesWithTerminator<'a> {
+        LinesWithTerminator { data }
+    }
+}
+
+impl<'a> Iterator for LinesWithTerminator<'a> {
+    type Item = &'a str;
+
+    #[inline]
+    fn next(&mut self) -> Option<&'a str> {
+        match self.data.find('\n') {
+            None if self.data.is_empty() => None,
+            None => {
+                let line = self.data;
+                self.data = "";
+                Some(line)
+            }
+            Some(end) => {
+                let line = &self.data[..end + 1];
+                self.data = &self.data[end + 1..];
+                Some(line)
+            }
+        }
+    }
+}