Initial commit

1 files changed, 26 insertions, 0 deletions

diff --git a/src/encoded_string.rs b/src/encoded_string.rs
new file mode 100644
index 0000000..55090a9
--- /dev/null
+++ b/src/encoded_string.rs
@@ -0,0 +1,26 @@
+use std::str;
+
+pub struct EncodedString<'a> {
+    pub s: str::Bytes<'a>,
+}
+
+impl<'a> Iterator for EncodedString<'a> {
+	type Item = u8;
+
+	fn next(&mut self) -> Option<Self::Item> {
+		self.s.next().map(|c| match c {
+			b'\\' => match self.s.next() {
+				Some(b'n') => b'\n',
+				Some(b'\\') | None => b'\\',
+				Some(c) => c
+			},
+			c => c
+		})
+	}
+}
+
+impl<'a> EncodedString<'a> {
+	pub fn decode(self) -> String {
+		String::from_utf8(self.s.collect()).unwrap()
+	}
+}