From 56d8d05e777e3831b9a0fab0bbdd45af72185b9f Mon Sep 17 00:00:00 2001
From: Joshua Blum <joshblum@mit.edu>
Date: Fri, 24 Apr 2015 12:47:42 +0300
Subject: [PATCH] Provide exception information when reading config

---
 dotbot/config.py      | 6 ++++--
 dotbot/util/string.py | 4 ++++
 2 files changed, 8 insertions(+), 2 deletions(-)
 create mode 100644 dotbot/util/string.py

diff --git a/dotbot/config.py b/dotbot/config.py
index 49252d8..a6ee9da 100644
--- a/dotbot/config.py
+++ b/dotbot/config.py
@@ -1,4 +1,5 @@
 import yaml
+from .util import string
 
 class ConfigReader(object):
     def __init__(self, config_file_path):
@@ -9,8 +10,9 @@ class ConfigReader(object):
             with open(config_file_path) as fin:
                 data = yaml.load(fin)
             return data
-        except Exception:
-            raise ReadingError('Could not read config file')
+        except Exception as e:
+            msg = string.indent_lines(str(e))
+            raise ReadingError('Could not read config file:\n%s' % msg)
 
     def get_config(self):
         return self._config
diff --git a/dotbot/util/string.py b/dotbot/util/string.py
new file mode 100644
index 0000000..2a19b10
--- /dev/null
+++ b/dotbot/util/string.py
@@ -0,0 +1,4 @@
+def indent_lines(string, amount=2, delimiter='\n'):
+    whitespace = ' ' * amount
+    sep = '%s%s' % (delimiter, whitespace)
+    return '%s%s' % (whitespace, sep.join(string.split(delimiter)))