From cdcee897ec09599cc9c257cb987d1cc6ad87b8db Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Patrick=20L=C3=BChne?= <patrick-github@luehne.de>
Date: Thu, 1 Jun 2017 03:29:09 +0200
Subject: [PATCH] Added missing error message when input file does not exist.

---
 CHANGELOG.md               | 4 ++++
 include/anthem/Exception.h | 4 ++--
 src/anthem/Translation.cpp | 3 +++
 3 files changed, 9 insertions(+), 2 deletions(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index e9ead11..3fecfab 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,6 +6,10 @@ Features:
 
 * unique IDs for all variables (user-defined variables are renamed)
 
+Bug Fixes:
+
+* adds missing error message when attempting to read inaccessible file
+
 ## 0.1.5 (2017-05-04)
 
 Bug Fixes:
diff --git a/include/anthem/Exception.h b/include/anthem/Exception.h
index 0390426..685535c 100644
--- a/include/anthem/Exception.h
+++ b/include/anthem/Exception.h
@@ -29,9 +29,9 @@ class Exception: public std::exception
 		{
 		}
 
-		// TODO: set plain message as well
 		explicit Exception(const std::string &message)
-		:	m_message{message}
+		:	m_message{message},
+			m_plainMessage{message}
 		{
 		}
 
diff --git a/src/anthem/Translation.cpp b/src/anthem/Translation.cpp
index 79e2c5e..ab46e0f 100644
--- a/src/anthem/Translation.cpp
+++ b/src/anthem/Translation.cpp
@@ -27,6 +27,9 @@ void translate(const std::vector<std::string> &fileNames, Context &context)
 	{
 		std::ifstream file(fileName, std::ios::in);
 
+		if (!file.is_open())
+			throw LogicException("could not read file “" + fileName + "”");
+
 		translate(fileName.c_str(), file, context);
 	}
 }