yamllint version 1.2.0

Using `indent-sequences: consistent` allows block sequences to be
indented or not to be, as long as it remains the same within the file.

tests/rules/test_comments_indentation.py

@@ -49,7 +49,7 @@ class CommentsIndentationTestCase(RuleTestCase):
                    '...\n', conf)
 
     def test_enabled(self):
-        conf = 'comments-indentation: {}'
+        conf = 'comments-indentation: enable'
         self.check('---\n'
                    '# line 1\n'
                    '# line 2\n', conf)
@@ -123,18 +123,18 @@ class CommentsIndentationTestCase(RuleTestCase):
                    '...\n', conf)
 
     def test_first_line(self):
-        conf = 'comments-indentation: {}'
+        conf = 'comments-indentation: enable'
         self.check('# comment\n', conf)
         self.check('  # comment\n', conf, problem=(1, 3))
 
     def test_no_newline_at_end(self):
-        conf = ('comments-indentation: {}\n'
+        conf = ('comments-indentation: enable\n'
                 'new-line-at-end-of-file: disable\n')
         self.check('# comment', conf)
         self.check('  # comment', conf, problem=(1, 3))
 
     def test_empty_comment(self):
-        conf = 'comments-indentation: {}'
+        conf = 'comments-indentation: enable'
         self.check('---\n'
                    '# hey\n'
                    '# normal\n'

tests/rules/test_indentation.py

@@ -615,10 +615,60 @@ class IndentationTestCase(RuleTestCase):
                    '- b\n'
                    '- c\n', conf, problem=(6, 1, 'syntax'))
 
+    def test_indent_sequences_consistent(self):
+        conf = 'indentation: {spaces: 4, indent-sequences: consistent}'
+        self.check('---\n'
+                   'list one:\n'
+                   '- 1\n'
+                   '- 2\n'
+                   '- 3\n'
+                   'list:\n'
+                   '    two:\n'
+                   '    - a\n'
+                   '    - b\n'
+                   '    - c\n', conf)
+        self.check('---\n'
+                   'list one:\n'
+                   '    - 1\n'
+                   '    - 2\n'
+                   '    - 3\n'
+                   'list:\n'
+                   '    two:\n'
+                   '        - a\n'
+                   '        - b\n'
+                   '        - c\n', conf)
+        self.check('---\n'
+                   'list one:\n'
+                   '- 1\n'
+                   '- 2\n'
+                   '- 3\n'
+                   'list two:\n'
+                   '    - a\n'
+                   '    - b\n'
+                   '    - c\n', conf, problem=(7, 5))
+        self.check('---\n'
+                   'list one:\n'
+                   '    - 1\n'
+                   '    - 2\n'
+                   '    - 3\n'
+                   'list two:\n'
+                   '- a\n'
+                   '- b\n'
+                   '- c\n', conf, problem=(7, 1))
+        self.check('---\n'
+                   'list one:\n'
+                   ' - 1\n'
+                   ' - 2\n'
+                   ' - 3\n'
+                   'list two:\n'
+                   '- a\n'
+                   '- b\n'
+                   '- c\n', conf, problem1=(3, 2), problem2=(7, 1))
+
     def test_direct_flows(self):
         # flow: [ ...
         # ]
-        conf = 'indentation: {spaces: 2}'
+        conf = 'indentation: {spaces: consistent}'
         self.check('---\n'
                    'a: {x: 1,\n'
                    '    y,\n'
@@ -670,7 +720,7 @@ class IndentationTestCase(RuleTestCase):
         # flow: [
         #   ...
         # ]
-        conf = 'indentation: {spaces: 2}'
+        conf = 'indentation: {spaces: consistent}'
         self.check('---\n'
                    'a: {\n'
                    '  x: 1,\n'
@@ -684,7 +734,7 @@ class IndentationTestCase(RuleTestCase):
                    'a: {\n'
                    '   x: 1,\n'
                    '  y, z: 1\n'
-                   '}\n', conf, problem=(3, 4))
+                   '}\n', conf, problem=(4, 3))
         self.check('---\n'
                    'a: {\n'
                    '  x: 1,\n'
@@ -703,7 +753,7 @@ class IndentationTestCase(RuleTestCase):
                    'a: [\n'
                    '   x,\n'
                    '  y, z\n'
-                   ']\n', conf, problem=(3, 4))
+                   ']\n', conf, problem=(4, 3))
         self.check('---\n'
                    'a: [\n'
                    '  x,\n'
@@ -752,13 +802,24 @@ class IndentationTestCase(RuleTestCase):
                    '      foo: 1,\n'
                    '      bar: 2\n'
                    '  }\n', conf, problem1=(7, 7), problem2=(11, 3))
+        conf = 'indentation: {spaces: 2}'
+        self.check('---\n'
+                   'a: {\n'
+                   '   x: 1,\n'
+                   '  y, z: 1\n'
+                   '}\n', conf, problem=(3, 4))
+        self.check('---\n'
+                   'a: [\n'
+                   '   x,\n'
+                   '  y, z\n'
+                   ']\n', conf, problem=(3, 4))
 
     def test_cleared_flows(self):
         # flow:
         #   [
         #     ...
         #   ]
-        conf = 'indentation: {spaces: 2}'
+        conf = 'indentation: {spaces: consistent}'
         self.check('---\n'
                    'top:\n'
                    '  rules:\n'
@@ -808,7 +869,7 @@ class IndentationTestCase(RuleTestCase):
                    'top:\n'
                    '   [\n'
                    '     a, b, c\n'
-                   '   ]\n', conf, problem=(3, 4))
+                   '   ]\n', conf, problem=(4, 6))
         self.check('---\n'
                    'top:\n'
                    '  [\n'
@@ -843,7 +904,7 @@ class IndentationTestCase(RuleTestCase):
                    problem3=(9, 9), problem4=(11, 7), problem5=(13, 1))
 
     def test_under_indented(self):
-        conf = 'indentation: {spaces: 2, indent-sequences: yes}'
+        conf = 'indentation: {spaces: 2, indent-sequences: consistent}'
         self.check('---\n'
                    'object:\n'
                    ' val: 1\n'
@@ -859,7 +920,7 @@ class IndentationTestCase(RuleTestCase):
                    '    - name: Unix\n'
                    '     date: 1969\n'
                    '...\n', conf, problem=(5, 6, 'syntax'))
-        conf = 'indentation: {spaces: 4, indent-sequences: yes}'
+        conf = 'indentation: {spaces: 4, indent-sequences: consistent}'
         self.check('---\n'
                    'object:\n'
                    '   val: 1\n'
@@ -877,7 +938,7 @@ class IndentationTestCase(RuleTestCase):
                    '...\n', conf, problem=(5, 10, 'syntax'))
 
     def test_over_indented(self):
-        conf = 'indentation: {spaces: 2, indent-sequences: yes}'
+        conf = 'indentation: {spaces: 2, indent-sequences: consistent}'
         self.check('---\n'
                    'object:\n'
                    '   val: 1\n'
@@ -893,7 +954,7 @@ class IndentationTestCase(RuleTestCase):
                    '    - name: Unix\n'
                    '       date: 1969\n'
                    '...\n', conf, problem=(5, 12, 'syntax'))
-        conf = 'indentation: {spaces: 4, indent-sequences: yes}'
+        conf = 'indentation: {spaces: 4, indent-sequences: consistent}'
         self.check('---\n'
                    'object:\n'
                    '     val: 1\n'
@@ -933,7 +994,7 @@ class IndentationTestCase(RuleTestCase):
                    problem=(2, 3))
 
     def test_multi_lines(self):
-        conf = 'indentation: {spaces: 2, indent-sequences: yes}'
+        conf = 'indentation: {spaces: consistent, indent-sequences: yes}'
         self.check('---\n'
                    'long_string: >\n'
                    '  bla bla blah\n'
@@ -952,7 +1013,7 @@ class IndentationTestCase(RuleTestCase):
                    '...\n', conf)
 
     def test_empty_value(self):
-        conf = 'indentation: {spaces: 2}'
+        conf = 'indentation: {spaces: consistent}'
         self.check('---\n'
                    'key1:\n'
                    'key2: not empty\n'
@@ -1007,7 +1068,7 @@ class IndentationTestCase(RuleTestCase):
                    '...\n', conf, problem=(2, 2))
 
     def test_return(self):
-        conf = 'indentation: {spaces: 2}'
+        conf = 'indentation: {spaces: consistent}'
         self.check('---\n'
                    'a:\n'
                    '  b:\n'
@@ -1031,12 +1092,12 @@ class IndentationTestCase(RuleTestCase):
                    '...\n', conf, problem=(5, 2, 'syntax'))
 
     def test_first_line(self):
-        conf = ('indentation: {spaces: 2}\n'
+        conf = ('indentation: {spaces: consistent}\n'
                 'document-start: disable\n')
         self.check('  a: 1\n', conf, problem=(1, 3))
 
     def test_explicit_block_mappings(self):
-        conf = 'indentation: {spaces: 4}'
+        conf = 'indentation: {spaces: consistent}'
         self.check('---\n'
                    'object:\n'
                    '    ? key\n'
@@ -1072,7 +1133,7 @@ class IndentationTestCase(RuleTestCase):
                    '...\n', conf, problem1=(4, 10), problem2=(6, 8))
 
     def test_clear_sequence_item(self):
-        conf = 'indentation: {spaces: 2}'
+        conf = 'indentation: {spaces: consistent}'
         self.check('---\n'
                    '-\n'
                    '  string\n'
@@ -1087,6 +1148,35 @@ class IndentationTestCase(RuleTestCase):
                    '      multi\n'
                    '      line\n'
                    '...\n', conf)
+        self.check('---\n'
+                   '-\n'
+                   ' string\n'
+                   '-\n'
+                   '   string\n', conf, problem=(5, 4))
+        self.check('---\n'
+                   '-\n'
+                   ' map: ping\n'
+                   '-\n'
+                   '   map: ping\n', conf, problem=(5, 4))
+        self.check('---\n'
+                   '-\n'
+                   ' - sequence\n'
+                   '-\n'
+                   '   - sequence\n', conf, problem=(5, 4))
+        self.check('---\n'
+                   '-\n'
+                   '  -\n'
+                   '   nested\n'
+                   '  -\n'
+                   '     nested\n', conf, problem1=(4, 4), problem2=(6, 6))
+        self.check('---\n'
+                   '-\n'
+                   '  -\n'
+                   '     >\n'
+                   '      multi\n'
+                   '      line\n'
+                   '...\n', conf, problem=(4, 6))
+        conf = 'indentation: {spaces: 2}'
         self.check('---\n'
                    '-\n'
                    ' string\n'
@@ -1108,16 +1198,9 @@ class IndentationTestCase(RuleTestCase):
                    '   nested\n'
                    '  -\n'
                    '     nested\n', conf, problem1=(4, 4), problem2=(6, 6))
-        self.check('---\n'
-                   '-\n'
-                   '  -\n'
-                   '     >\n'
-                   '      multi\n'
-                   '      line\n'
-                   '...\n', conf, problem=(4, 6))
 
     def test_anchors(self):
-        conf = 'indentation: {spaces: 2}'
+        conf = 'indentation: {spaces: consistent}'
         self.check('---\n'
                    'key: &anchor value\n', conf)
         self.check('---\n'
@@ -1177,7 +1260,7 @@ class IndentationTestCase(RuleTestCase):
                    '  - k: *a\n', conf)
 
     def test_tags(self):
-        conf = 'indentation: {spaces: 2}'
+        conf = 'indentation: {spaces: consistent}'
         self.check('---\n'
                    '-\n'
                    '  "flow in block"\n'
@@ -1186,7 +1269,7 @@ class IndentationTestCase(RuleTestCase):
                    '- !!map  # Block collection\n'
                    '  foo: bar\n', conf)
 
-        conf = 'indentation: {spaces: 2, indent-sequences: no}'
+        conf = 'indentation: {spaces: consistent, indent-sequences: no}'
         self.check('---\n'
                    'sequence: !!seq\n'
                    '- entry\n'
@@ -1210,7 +1293,8 @@ class ScalarIndentationTestCase(RuleTestCase):
     rule_id = 'indentation'
 
     def test_basics_plain(self):
-        conf = ('indentation: {spaces: 2, check-multi-line-strings: no}\n'
+        conf = ('indentation: {spaces: consistent,\n'
+                '              check-multi-line-strings: no}\n'
                 'document-start: disable\n')
         self.check('multi\n'
                    'line\n', conf)
@@ -1238,7 +1322,8 @@ class ScalarIndentationTestCase(RuleTestCase):
                    '    }\n', conf)
 
     def test_check_multi_line_plain(self):
-        conf = ('indentation: {spaces: 2, check-multi-line-strings: yes}\n'
+        conf = ('indentation: {spaces: consistent,\n'
+                '              check-multi-line-strings: yes}\n'
                 'document-start: disable\n')
         self.check('multi\n'
                    ' line\n', conf, problem=(2, 2))
@@ -1260,7 +1345,8 @@ class ScalarIndentationTestCase(RuleTestCase):
                    '    }\n', conf, problem=(3, 9))
 
     def test_basics_quoted(self):
-        conf = ('indentation: {spaces: 2, check-multi-line-strings: no}\n'
+        conf = ('indentation: {spaces: consistent,\n'
+                '              check-multi-line-strings: no}\n'
                 'document-start: disable\n')
         self.check('"multi\n'
                    ' line"\n', conf)
@@ -1290,7 +1376,8 @@ class ScalarIndentationTestCase(RuleTestCase):
                    '            line 2"]\n', conf)
 
     def test_check_multi_line_quoted(self):
-        conf = ('indentation: {spaces: 2, check-multi-line-strings: yes}\n'
+        conf = ('indentation: {spaces: consistent,\n'
+                '              check-multi-line-strings: yes}\n'
                 'document-start: disable\n')
         self.check('"multi\n'
                    'line"\n', conf, problem=(2, 1))
@@ -1345,7 +1432,8 @@ class ScalarIndentationTestCase(RuleTestCase):
                    '             line 2"]\n', conf, problem=(3, 14))
 
     def test_basics_folded_style(self):
-        conf = ('indentation: {spaces: 2, check-multi-line-strings: no}\n'
+        conf = ('indentation: {spaces: consistent,\n'
+                '              check-multi-line-strings: no}\n'
                 'document-start: disable\n')
         self.check('>\n'
                    '  multi\n'
@@ -1382,7 +1470,8 @@ class ScalarIndentationTestCase(RuleTestCase):
                    '    {% endif %}\n', conf)
 
     def test_check_multi_line_folded_style(self):
-        conf = ('indentation: {spaces: 2, check-multi-line-strings: yes}\n'
+        conf = ('indentation: {spaces: consistent,\n'
+                '              check-multi-line-strings: yes}\n'
                 'document-start: disable\n')
         self.check('>\n'
                    '  multi\n'
@@ -1422,7 +1511,8 @@ class ScalarIndentationTestCase(RuleTestCase):
                    problem1=(3, 7), problem2=(5, 7))
 
     def test_basics_literal_style(self):
-        conf = ('indentation: {spaces: 2, check-multi-line-strings: no}\n'
+        conf = ('indentation: {spaces: consistent,\n'
+                '              check-multi-line-strings: no}\n'
                 'document-start: disable\n')
         self.check('|\n'
                    '  multi\n'
@@ -1459,7 +1549,8 @@ class ScalarIndentationTestCase(RuleTestCase):
                    '    {% endif %}\n', conf)
 
     def test_check_multi_line_literal_style(self):
-        conf = ('indentation: {spaces: 2, check-multi-line-strings: yes}\n'
+        conf = ('indentation: {spaces: consistent,\n'
+                '              check-multi-line-strings: yes}\n'
                 'document-start: disable\n')
         self.check('|\n'
                    '  multi\n'
@@ -1502,7 +1593,8 @@ class ScalarIndentationTestCase(RuleTestCase):
     # http://stackoverflow.com/questions/3790454/in-yaml-how-do-i-break-a-string-over-multiple-lines
 
     def test_paragraph_plain(self):
-        conf = ('indentation: {spaces: 2, check-multi-line-strings: yes}\n'
+        conf = ('indentation: {spaces: consistent,\n'
+                '              check-multi-line-strings: yes}\n'
                 'document-start: disable\n')
         self.check('- long text: very "long"\n'
                    '             \'string\' with\n'
@@ -1523,7 +1615,8 @@ class ScalarIndentationTestCase(RuleTestCase):
                    '    spaces.\n', conf)
 
     def test_paragraph_double_quoted(self):
-        conf = ('indentation: {spaces: 2, check-multi-line-strings: yes}\n'
+        conf = ('indentation: {spaces: consistent,\n'
+                '              check-multi-line-strings: yes}\n'
                 'document-start: disable\n')
         self.check('- long text: "very \\"long\\"\n'
                    '              \'string\' with\n'
@@ -1550,7 +1643,8 @@ class ScalarIndentationTestCase(RuleTestCase):
                    '     spaces."\n', conf)
 
     def test_paragraph_single_quoted(self):
-        conf = ('indentation: {spaces: 2, check-multi-line-strings: yes}\n'
+        conf = ('indentation: {spaces: consistent,\n'
+                '              check-multi-line-strings: yes}\n'
                 'document-start: disable\n')
         self.check('- long text: \'very "long"\n'
                    '              \'\'string\'\' with\n'
@@ -1577,7 +1671,8 @@ class ScalarIndentationTestCase(RuleTestCase):
                    '     spaces.\'\n', conf)
 
     def test_paragraph_folded(self):
-        conf = ('indentation: {spaces: 2, check-multi-line-strings: yes}\n'
+        conf = ('indentation: {spaces: consistent,\n'
+                '              check-multi-line-strings: yes}\n'
                 'document-start: disable\n')
         self.check('- long text: >\n'
                    '    very "long"\n'
@@ -1594,7 +1689,8 @@ class ScalarIndentationTestCase(RuleTestCase):
                    problem1=(3, 6), problem2=(5, 7), problem3=(6, 8))
 
     def test_paragraph_literal(self):
-        conf = ('indentation: {spaces: 2, check-multi-line-strings: yes}\n'
+        conf = ('indentation: {spaces: consistent,\n'
+                '              check-multi-line-strings: yes}\n'
                 'document-start: disable\n')
         self.check('- long text: |\n'
                    '    very "long"\n'

tests/rules/test_key_duplicates.py

@@ -80,7 +80,7 @@ class KeyDuplicatesTestCase(RuleTestCase):
                    ': 1\n', conf)
 
     def test_enabled(self):
-        conf = 'key-duplicates: {}'
+        conf = 'key-duplicates: enable'
         self.check('---\n'
                    'block mapping:\n'
                    '  key: a\n'
@@ -149,7 +149,7 @@ class KeyDuplicatesTestCase(RuleTestCase):
                    problem4=(7, 3))
 
     def test_key_tokens_in_flow_sequences(self):
-        conf = 'key-duplicates: {}'
+        conf = 'key-duplicates: enable'
         self.check('---\n'
                    '[\n'
                    '  flow: sequence, with, key: value, mappings\n'

tests/rules/test_new_line_at_end_of_file.py

@@ -30,7 +30,7 @@ class NewLineAtEndOfFileTestCase(RuleTestCase):
         self.check('Sentence.\n', conf)
 
     def test_enabled(self):
-        conf = ('new-line-at-end-of-file: {}\n'
+        conf = ('new-line-at-end-of-file: enable\n'
                 'empty-lines: disable\n'
                 'document-start: disable\n')
         self.check('', conf)

tests/rules/test_trailing_spaces.py

@@ -29,7 +29,7 @@ class TrailingSpacesTestCase(RuleTestCase):
                    'some: text \n', conf)
 
     def test_enabled(self):
-        conf = 'trailing-spaces: {}'
+        conf = 'trailing-spaces: enable'
         self.check('', conf)
         self.check('\n', conf)
         self.check('    \n', conf, problem=(1, 1))
@@ -40,7 +40,7 @@ class TrailingSpacesTestCase(RuleTestCase):
                    'some: text\t\n', conf, problem=(2, 11, 'syntax'))
 
     def test_with_dos_new_lines(self):
-        conf = ('trailing-spaces: {}\n'
+        conf = ('trailing-spaces: enable\n'
                 'new-lines: {type: dos}\n')
         self.check('---\r\n'
                    'some: text\r\n', conf)

tests/test_config.py

@@ -37,7 +37,7 @@ class SimpleConfigTestCase(unittest.TestCase):
                 config.YamlLintConfigError,
                 'invalid config: no such rule: "this-one-does-not-exist"'):
             config.YamlLintConfig('rules:\n'
-                                  '  this-one-does-not-exist: {}\n')
+                                  '  this-one-does-not-exist: enable\n')
 
     def test_missing_option(self):
         with self.assertRaisesRegexp(
@@ -65,6 +65,11 @@ class SimpleConfigTestCase(unittest.TestCase):
         self.assertEqual(config.validate_rule_conf(Rule, False), False)
         self.assertEqual(config.validate_rule_conf(Rule, 'disable'), False)
 
+        self.assertEqual(config.validate_rule_conf(Rule, {}),
+                         {'level': 'error'})
+        self.assertEqual(config.validate_rule_conf(Rule, 'enable'),
+                         {'level': 'error'})
+
         config.validate_rule_conf(Rule, {'level': 'error'})
         config.validate_rule_conf(Rule, {'level': 'warning'})
         self.assertRaises(config.YamlLintConfigError,

yamllint/__init__.py

@@ -22,7 +22,7 @@ indentation, etc."""
 
 
 APP_NAME = 'yamllint'
-APP_VERSION = '1.1.0'
+APP_VERSION = '1.2.0'
 APP_DESCRIPTION = __doc__
 
 __author__ = u'Adrien Vergé'

yamllint/conf/default.yml

@@ -31,14 +31,14 @@ rules:
   hyphens:
     max-spaces-after: 1
   indentation:
-    spaces: 2
+    spaces: consistent
     indent-sequences: yes
     check-multi-line-strings: no
-  key-duplicates: {}
+  key-duplicates: enable
   line-length:
     max: 80
     allow-non-breakable-words: yes
-  new-line-at-end-of-file: {level: error}
+  new-line-at-end-of-file: enable
   new-lines:
     type: unix
-  trailing-spaces: {}
+  trailing-spaces: enable

yamllint/conf/relaxed.yml

@@ -15,15 +15,13 @@ rules:
     level: warning
   comments: disable
   comments-indentation: disable
-  document-end: disable
   document-start: disable
   empty-lines:
     level: warning
-  hyphens: disable
+  hyphens:
+    level: warning
   indentation:
-    spaces: consistent
-    indent-sequences: whatever
-    check-multi-line-strings: no
+    level: warning
+    indent-sequences: consistent
   line-length:
     level: warning
-    max: 100

yamllint/config.py

@@ -83,6 +83,8 @@ class YamlLintConfig(object):
 def validate_rule_conf(rule, conf):
     if conf is False or conf == 'disable':
         return False
+    elif conf == 'enable':
+        conf = {}
 
     if type(conf) == dict:
         if 'level' not in conf:
@@ -117,7 +119,8 @@ def validate_rule_conf(rule, conf):
                     (optkey, rule.ID))
     else:
         raise YamlLintConfigError(('invalid config: rule "%s": should be '
-                                   'either "disable" or a dict') % rule.ID)
+                                   'either "enable", "disable" or a dict')
+                                  % rule.ID)
 
     return conf
 

yamllint/rules/indentation.py

@@ -26,8 +26,9 @@ Use this rule to control the indentation.
 * ``indent-sequences`` defines whether block sequences should be indented or
   not (when in a mapping, this indentation is not mandatory -- some people
   perceive the ``-`` as part of the indentation). Possible values: ``yes``,
-  ``no`` and ``whatever`` (the latter means either indenting or not indenting
-  block sequences is OK.
+  ``no``, ``whatever`` and ``consistent``. ``consistent`` requires either all
+  block sequences to be indented, or none to be. ``whatever`` means either
+  indenting or not indenting individual block sequences is OK.
 * ``check-multi-line-strings`` defines whether to lint indentation in
   multi-line strings. Set to ``yes`` to enable, ``no`` to disable.
 
@@ -129,6 +130,28 @@ Use this rule to control the indentation.
         - spaghetti
         - sauce
 
+#. With ``indentation: {spaces: 2, indent-sequences: consistent}``
+
+   the following code snippet would **PASS**:
+   ::
+
+    - flying:
+      - spaghetti
+      - monster
+    - not flying:
+      - spaghetti
+      - sauce
+
+   the following code snippet would **FAIL**:
+   ::
+
+    - flying:
+        - spaghetti
+        - monster
+    - not flying:
+      - spaghetti
+      - sauce
+
 #. With ``indentation: {spaces: 4, check-multi-line-strings: yes}``
 
    the following code snippet would **PASS**:
@@ -176,7 +199,7 @@ from yamllint.rules.common import is_explicit_key, get_real_end_line
 ID = 'indentation'
 TYPE = 'token'
 CONF = {'spaces': (int, 'consistent'),
-        'indent-sequences': (True, False, 'whatever'),
+        'indent-sequences': (bool, 'whatever', 'consistent'),
         'check-multi-line-strings': bool}
 
 ROOT, B_MAP, F_MAP, B_SEQ, F_SEQ, B_ENT, KEY, VAL = range(8)
@@ -277,6 +300,7 @@ def check(conf, token, prev, next, nextnext, context):
         context['stack'] = [Parent(ROOT, 0)]
         context['cur_line'] = -1
         context['spaces'] = conf['spaces']
+        context['indent-sequences'] = conf['indent-sequences']
 
     # Step 1: Lint
 
@@ -287,11 +311,10 @@ def check(conf, token, prev, next, nextnext, context):
     first_in_line = (is_visible and
                      token.start_mark.line + 1 > context['cur_line'])
 
-    def detect_indent(next):
+    def detect_indent(base_indent, next):
         if type(context['spaces']) is not int:
-            context['spaces'] = (next.start_mark.column -
-                                 context['stack'][-1].indent)
-        return context['spaces']
+            context['spaces'] = next.start_mark.column - base_indent
+        return base_indent + context['spaces']
 
     if first_in_line:
         found_indentation = token.start_mark.column
@@ -303,7 +326,7 @@ def check(conf, token, prev, next, nextnext, context):
         elif (context['stack'][-1].type == KEY and
                 context['stack'][-1].explicit_key and
                 not isinstance(token, yaml.ValueToken)):
-            expected += detect_indent(token)
+            expected = detect_indent(expected, token)
 
         if found_indentation != expected:
             yield LintProblem(token.start_mark.line + 1, found_indentation + 1,
@@ -337,7 +360,7 @@ def check(conf, token, prev, next, nextnext, context):
             #   - ?
             #       a
             #     : 1
-            indent = token.start_mark.column + detect_indent(next)
+            indent = detect_indent(token.start_mark.column, next)
 
         context['stack'].append(Parent(B_MAP, indent))
 
@@ -349,7 +372,7 @@ def check(conf, token, prev, next, nextnext, context):
             #   - {
             #     a: 1, b: 2
             #   }
-            indent = context['cur_line_indent'] + detect_indent(next)
+            indent = detect_indent(context['cur_line_indent'], next)
 
         context['stack'].append(Parent(F_MAP, indent,
                                        line_indent=context['cur_line_indent']))
@@ -383,7 +406,7 @@ def check(conf, token, prev, next, nextnext, context):
             #   -
             #     key:
             #       value
-            indent = token.start_mark.column + detect_indent(next)
+            indent = detect_indent(token.start_mark.column, next)
 
         context['stack'].append(Parent(B_ENT, indent))
 
@@ -395,7 +418,7 @@ def check(conf, token, prev, next, nextnext, context):
             #   - [
             #   a, b
             # ]
-            indent = context['cur_line_indent'] + detect_indent(next)
+            indent = detect_indent(context['cur_line_indent'], next)
 
         context['stack'].append(Parent(F_SEQ, indent,
                                        line_indent=context['cur_line_indent']))
@@ -433,7 +456,7 @@ def check(conf, token, prev, next, nextnext, context):
                 #   ? k
                 #   :
                 #     value
-                indent = context['stack'][-1].indent + detect_indent(next)
+                indent = detect_indent(context['stack'][-1].indent, next)
             elif next.start_mark.line == prev.start_mark.line:
                 #   k: value
                 indent = next.start_mark.column
@@ -444,26 +467,30 @@ def check(conf, token, prev, next, nextnext, context):
                 # yaml.scan()ning this:
                 #     '- lib:\n'
                 #     '  - var\n'
-                if conf['indent-sequences'] is False:
+                if context['indent-sequences'] is False:
                     indent = context['stack'][-1].indent
-                elif conf['indent-sequences'] is True:
-                    indent = context['stack'][-1].indent + detect_indent(next)
-                else:  # 'whatever'
+                elif context['indent-sequences'] is True:
+                    indent = detect_indent(context['stack'][-1].indent, next)
+                else:  # 'whatever' or 'consistent'
                     if next.start_mark.column == context['stack'][-1].indent:
                         #   key:
                         #   - e1
                         #   - e2
+                        if context['indent-sequences'] == 'consistent':
+                            context['indent-sequences'] = False
                         indent = context['stack'][-1].indent
                     else:
+                        if context['indent-sequences'] == 'consistent':
+                            context['indent-sequences'] = True
                         #   key:
                         #     - e1
                         #     - e2
-                        indent = (context['stack'][-1].indent +
-                                  detect_indent(next))
+                        indent = detect_indent(context['stack'][-1].indent,
+                                               next)
             else:
                 #   k:
                 #     value
-                indent = context['stack'][-1].indent + detect_indent(next)
+                indent = detect_indent(context['stack'][-1].indent, next)
 
             context['stack'].append(Parent(VAL, indent))