Merge pull request #2 from thuandt/hadolint-1.2.1-fix

[FIX] Problem with version 1.2.x and add ignore settings

linter.py

@@ -17,19 +17,21 @@ class Hadolint(Linter):
     """Provides an interface to hadolint."""
 
     syntax = 'dockerfile'
-    cmd = 'hadolint -i'
+    cmd = 'hadolint'
     executable = None
     version_args = '-v'
     version_re = r'Haskell Dockerfile Linter v(?P<version>\d+\.\d+)'
     version_requirement = '>= 0.1'
-    regex = r'L(?P<line>\d+) (?P<message>.+)'
+    regex = r'(.+)\:(?P<line>[^\s]+) (?P<message>.+)'
     multiline = False
     line_col_base = (1, 1)
-    tempfile_suffix = None
+    tempfile_suffix = '-'
     error_stream = util.STREAM_BOTH
     selectors = {}
     word_re = None
-    defaults = {}
-    inline_settings = None
+    defaults = {
+        '--ignore:,+': ''
+    }
+    inline_settings = ('ignore')
     inline_overrides = None
     comment_re = None