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Rules: indentation: Add support for cleared sequence entries

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The following construction is valid YAML, and its indentation should be
correctly handled:

    - this is
    -
      a
    -
      sequence:
        with cleared entries
This commit is contained in:
Adrien Vergé 2016-01-31 21:55:03 +01:00
parent 7cb7b4f669
commit cae100071a
2 changed files with 66 additions and 1 deletions
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45
tests/rules/test_indentation.py
View File

@ -489,6 +489,51 @@ class IndentationTestCase(RuleTestCase):
' value\n'
'...\n', conf, problem1=(4, 10), problem2=(6, 8))
def test_clear_sequence_item(self):
conf = 'indentation: {spaces: 2}'
self.check('---\n'
'-\n'
' string\n'
'-\n'
' map: ping\n'
'-\n'
' - sequence\n'
' -\n'
' nested\n'
' -\n'
' >\n'
' multi\n'
' line\n'
'...\n', conf)
self.check('---\n'
'-\n'
' string\n'
'-\n'
' string\n', conf, problem1=(3, 2), problem2=(5, 4))
self.check('---\n'
'-\n'
' map: ping\n'
'-\n'
' map: ping\n', conf, problem1=(3, 2), problem2=(5, 4))
self.check('---\n'
'-\n'
' - sequence\n'
'-\n'
' - sequence\n', conf, problem1=(3, 2), problem2=(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))
class ScalarIndentationTestCase(RuleTestCase):
rule_id = 'indentation'

22
yamllint/rules/indentation.py
View File

@ -154,7 +154,7 @@ CONF = {'spaces': int,
'indent-sequences': (True, False, 'whatever'),
'check-multi-line-strings': bool}
ROOT, MAP, B_SEQ, F_SEQ, KEY, VAL = range(6)
ROOT, MAP, B_SEQ, F_SEQ, B_ENT, KEY, VAL = range(7)
class Parent(object):
@ -273,6 +273,9 @@ def check(conf, token, prev, next, context):
# Step 2.b: Update state
if context['stack'][-1].type == B_ENT:
context['stack'].pop()
if isinstance(token, yaml.BlockMappingStartToken):
assert isinstance(next, yaml.KeyToken)
if next.start_mark.line == token.start_mark.line:
@ -312,6 +315,23 @@ def check(conf, token, prev, next, context):
context['stack'].append(Parent(B_SEQ, indent))
elif (isinstance(token, yaml.BlockEntryToken) and
# in case of an empty entry
not isinstance(next, (yaml.BlockEntryToken, yaml.BlockEndToken))):
if next.start_mark.line == token.end_mark.line:
# - item 1
# - item 2
indent = next.start_mark.column
else:
# -
# item 1
# -
# key:
# value
indent = token.start_mark.column + conf['spaces']
context['stack'].append(Parent(B_ENT, indent))
elif isinstance(token, yaml.FlowSequenceStartToken):
if next.start_mark.line == token.start_mark.line:
# - [a, b]