Add a helper function for logging during debugging.

src/parser/util.rs

@@ -155,3 +155,16 @@ pub fn not_yet_implemented() -> Res<OrgSource<'static>, ()> {
         "Not implemented yet.".into(),
     ))));
 }
+
+#[allow(dead_code)]
+#[cfg_attr(feature = "tracing", tracing::instrument(ret, level = "debug"))]
+/// Text from the current point until the next line break or end of file
+///
+/// Useful for debugging.
+pub fn text_until_eol<'r, 's>(
+    input: OrgSource<'s>,
+) -> Result<&'s str, nom::Err<CustomError<OrgSource<'s>>>> {
+    let line = recognize(many_till(anychar, alt((line_ending, eof))))(input)
+        .map(|(_remaining, line)| Into::<&str>::into(line))?;
+    Ok(line.trim())
+}