Use standard library JSON parser for JSON files

This patch reverts the changes to the README made in
57265f78b4e4f6ca67393f55b2b08f6f45a02ff1 and makes it so that Dotbot
supports JSON files with tab characters.

1 files changed, 11 insertions, 1 deletions

diff --git a/dotbot/config.py b/dotbot/config.py
index 9ecf9ac..a9aafa0 100644
--- a/dotbot/config.py
+++ b/dotbot/config.py
@@ -1,4 +1,5 @@
 import yaml
+import json
 from .util import string
 
 class ConfigReader(object):
@@ -8,7 +9,16 @@ class ConfigReader(object):
     def _read(self, config_file_path):
         try:
             with open(config_file_path) as fin:
-                data = yaml.safe_load(fin)
+                try:
+                    data = yaml.safe_load(fin)
+                except Exception as e:
+                    # try falling back to JSON, but return original exception
+                    # if that fails too
+                    try:
+                        fin.seek(0)
+                        data = json.load(fin)
+                    except Exception:
+                        raise e
             return data
         except Exception as e:
             msg = string.indent_lines(str(e))