Make it more clear that the number in an error message is a line number

diff --git a/src/lib.rs b/src/lib.rs
index d974461b4d73bc07252be42e06d46e03d3122836..e20d23d342fe9fffaadc9ef162fde04a70d377f4 100644 (file)
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -174,7 +174,7 @@ impl<'cfg, Input: Iterator<Item = Result<String, std::io::Error>>> Iterator
                     InputLine::Entry(col, instance) => match &mut self.row {
                         None => {
                             return Some(Err(std::io::Error::other(format!(
-                                "{}: Entry with no header",
+                                "line {}: Entry with no header",
                                 n + 1
                             ))))
                         }
@@ -503,11 +503,11 @@ mod tests {
 
         let bad = read_rows(&b" foo"[..]);
         assert!(bad.is_err());
-        assert!(format!("{bad:?}").contains("1: Entry with no header"));
+        assert!(format!("{bad:?}").contains("line 1: Entry with no header"));
 
         let bad2 = read_rows(&b"foo\n\n bar"[..]);
         assert!(bad2.is_err());
-        assert!(format!("{bad2:?}").contains("3: Entry with no header"));
+        assert!(format!("{bad2:?}").contains("line 3: Entry with no header"));
     }
 
     #[test]