From 8af1530e29ba3a726ffaf164c921e98507ae7319 Mon Sep 17 00:00:00 2001
From: Axel Kohlmeyer <akohlmey@gmail.com>
Date: Sun, 18 Apr 2021 04:04:40 -0400
Subject: [PATCH] throw EOF exception in TextFileReader::next_values() if
 next_line() doesn't do it

---
 src/text_file_reader.cpp | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/text_file_reader.cpp b/src/text_file_reader.cpp
index e16edab4eb..61bd803aa8 100644
--- a/src/text_file_reader.cpp
+++ b/src/text_file_reader.cpp
@@ -175,5 +175,8 @@ void TextFileReader::next_dvector(double * list, int n) {
  * \return              ValueTokenizer object for read in text */
 
 ValueTokenizer TextFileReader::next_values(int nparams, const std::string &separators) {
-  return ValueTokenizer(next_line(nparams), separators);
+  char *ptr = next_line(nparams);
+  if (ptr == nullptr)
+    throw EOFException(fmt::format("Missing line in {} file!", filetype));
+  return ValueTokenizer(line, separators);
 }