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Rules: commas: Add 'min-spaces-after'

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Since such constructions are allowed and valid YAML:

    - [one,two, three,four]

this commit adds a `min-spaces-after` option that defaults to 1.
This commit is contained in:
Adrien Vergé 2016-01-31 20:09:40 +01:00
parent d2b5f69309
commit 7cb7b4f669
3 changed files with 164 additions and 51 deletions
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158
tests/rules/test_commas.py
View File

@ -33,9 +33,25 @@ class CommaTestCase(RuleTestCase):
' key2: val2,\n'
'}\n'
'...\n', conf)
self.check('---\n'
'- [one, two , three,four]\n'
'- {five,six , seven, eight}\n'
'- [\n'
' nine, ten\n'
' , eleven\n'
' ,twelve\n'
']\n'
'- {\n'
' thirteen: 13, fourteen\n'
' , fifteen: 15\n'
' ,sixteen: 16\n'
'}\n', conf)
def test_before_enabled(self):
conf = 'commas: {max-spaces-before: 0, max-spaces-after: -1}'
def test_before_max(self):
conf = ('commas:\n'
' max-spaces-before: 0\n'
' min-spaces-after: 0\n'
' max-spaces-after: -1\n')
self.check('---\n'
'array: [1, 2, 3, 4]\n'
'...\n', conf)
@ -75,8 +91,51 @@ class CommaTestCase(RuleTestCase):
' key2: val2 ,\n'
'}\n', conf, problem=(4, 13))
def test_before_max(self):
conf = 'commas: {max-spaces-before: 3, max-spaces-after: -1}'
def test_before_max_with_comma_on_new_line(self):
conf = ('commas:\n'
' max-spaces-before: 0\n'
' min-spaces-after: 0\n'
' max-spaces-after: -1\n')
self.check('---\n'
'flow-seq: [1, 2, 3\n'
' , 4, 5, 6]\n'
'...\n', conf, problem=(3, 11))
self.check('---\n'
'flow-map: {a: 1, b: 2\n'
' , c: 3}\n'
'...\n', conf, problem=(3, 11))
conf = ('commas:\n'
' max-spaces-before: 0\n'
' min-spaces-after: 0\n'
' max-spaces-after: -1\n'
'indentation: disable\n')
self.check('---\n'
'flow-seq: [1, 2, 3\n'
' , 4, 5, 6]\n'
'...\n', conf, problem=(3, 9))
self.check('---\n'
'flow-map: {a: 1, b: 2\n'
' , c: 3}\n'
'...\n', conf, problem=(3, 9))
self.check('---\n'
'[\n'
'1,\n'
'2\n'
', 3\n'
']\n', conf, problem=(5, 1))
self.check('---\n'
'{\n'
'a: 1,\n'
'b: 2\n'
', c: 3\n'
'}\n', conf, problem=(5, 1))
def test_before_max_3(self):
conf = ('commas:\n'
' max-spaces-before: 3\n'
' min-spaces-after: 0\n'
' max-spaces-after: -1\n')
self.check('---\n'
'array: [1 , 2, 3 , 4]\n'
'...\n', conf)
@ -90,8 +149,32 @@ class CommaTestCase(RuleTestCase):
' key: val,\n'
']\n', conf, problem=(4, 11))
def test_after_enabled(self):
conf = 'commas: {max-spaces-before: -1, max-spaces-after: 1}'
def test_after_min(self):
conf = ('commas:\n'
' max-spaces-before: -1\n'
' min-spaces-after: 1\n'
' max-spaces-after: -1\n')
self.check('---\n'
'- [one, two , three,four]\n'
'- {five,six , seven, eight}\n'
'- [\n'
' nine, ten\n'
' , eleven\n'
' ,twelve\n'
']\n'
'- {\n'
' thirteen: 13, fourteen\n'
' , fifteen: 15\n'
' ,sixteen: 16\n'
'}\n', conf,
problem1=(2, 21), problem2=(3, 9),
problem3=(7, 4), problem4=(12, 4))
def test_after_max(self):
conf = ('commas:\n'
' max-spaces-before: -1\n'
' min-spaces-after: 0\n'
' max-spaces-after: 1\n')
self.check('---\n'
'array: [1, 2, 3, 4]\n'
'...\n', conf)
@ -124,8 +207,11 @@ class CommaTestCase(RuleTestCase):
' key1: val1, key2: [val2, val3]\n'
'}\n', conf, problem1=(3, 16), problem2=(3, 30))
def test_after_max(self):
conf = 'commas: {max-spaces-before: -1, max-spaces-after: 3}'
def test_after_max_3(self):
conf = ('commas:\n'
' max-spaces-before: -1\n'
' min-spaces-after: 1\n'
' max-spaces-after: 3\n')
self.check('---\n'
'array: [1, 2, 3, 4]\n'
'...\n', conf)
@ -137,7 +223,10 @@ class CommaTestCase(RuleTestCase):
'...\n', conf, problem1=(2, 31), problem2=(2, 49))
def test_both_before_and_after(self):
conf = 'commas: {max-spaces-before: 0, max-spaces-after: 1}'
conf = ('commas:\n'
' max-spaces-before: 0\n'
' min-spaces-after: 1\n'
' max-spaces-after: 1\n')
self.check('---\n'
'dict: {a: b , c: "1 2 3", d: e , f: [g, h]}\n'
'array: [\n'
@ -152,36 +241,25 @@ class CommaTestCase(RuleTestCase):
problem1=(2, 12), problem2=(2, 16), problem3=(2, 31),
problem4=(2, 36), problem5=(2, 50), problem6=(4, 8),
problem7=(5, 11), problem8=(8, 13))
def test_comma_on_new_line(self):
conf = 'commas: {max-spaces-before: 0, max-spaces-after: 1}'
self.check('---\n'
'flow-seq: [1, 2, 3\n'
' , 4, 5, 6]\n'
'...\n', conf, problem=(3, 11))
self.check('---\n'
'flow-map: {a: 1, b: 2\n'
' , c: 3}\n'
'...\n', conf, problem=(3, 11))
conf = ('commas: {max-spaces-before: 0, max-spaces-after: 1}\n'
conf = ('commas:\n'
' max-spaces-before: 0\n'
' min-spaces-after: 1\n'
' max-spaces-after: 1\n'
'indentation: disable\n')
self.check('---\n'
'flow-seq: [1, 2, 3\n'
' , 4, 5, 6]\n'
'...\n', conf, problem=(3, 9))
self.check('---\n'
'flow-map: {a: 1, b: 2\n'
' , c: 3}\n'
'...\n', conf, problem=(3, 9))
self.check('---\n'
'[\n'
'1,\n'
'2\n'
', 3\n'
']\n', conf, problem=(5, 1))
self.check('---\n'
'{\n'
'a: 1,\n'
'b: 2\n'
', c: 3\n'
'}\n', conf, problem=(5, 1))
'- [one, two , three,four]\n'
'- {five,six , seven, eight}\n'
'- [\n'
' nine, ten\n'
' , eleven\n'
' ,twelve\n'
']\n'
'- {\n'
' thirteen: 13, fourteen\n'
' , fifteen: 15\n'
' ,sixteen: 16\n'
'}\n', conf,
problem1=(2, 12), problem2=(2, 21), problem3=(3, 9),
problem4=(3, 12), problem5=(5, 9), problem6=(6, 2),
problem7=(7, 2), problem8=(7, 4), problem9=(10, 17),
problem10=(11, 2), problem11=(12, 2), problem12=(12, 4))

1
yamllint/conf/default.yml
View File

@ -12,6 +12,7 @@ rules:
max-spaces-after: 1
commas:
max-spaces-before: 0
min-spaces-after: 1
max-spaces-after: 1
comments:
level: warning

56
yamllint/rules/commas.py
View File

@ -21,12 +21,14 @@ Use this rule to control the number of spaces before and after commas (``,``).
* ``max-spaces-before`` defines the maximal number of spaces allowed before
commas (use ``-1`` to disable).
* ``min-spaces-after`` defines the minimal number of spaces required after
commas.
* ``max-spaces-after`` defines the maximal number of spaces allowed after
commas (use ``-1`` to disable).
.. rubric:: Examples
#. With ``commas: {max-spaces-before: 0, max-spaces-after: 1}``
#. With ``commas: {max-spaces-before: 0}``
the following code snippet would **PASS**:
::
@ -40,25 +42,53 @@ Use this rule to control the number of spaces before and after commas (``,``).
strange var:
[10, 20 , 30, {x: 1, y: 2}]
the following code snippet would **FAIL**:
::
strange var:
[10, 20, 30, {x: 1, y: 2}]
#. With ``commas: {max-spaces-before: 2, max-spaces-after: 2}``
#. With ``commas: {max-spaces-before: 2}``
the following code snippet would **PASS**:
::
strange var:
[10 , 20 , 30, {x: 1 , y: 2}]
[10 , 20 , 30, {x: 1 , y: 2}]
#. With ``commas: {max-spaces-before: -1}``
the following code snippet would **PASS**:
::
strange var:
[10,
20 , 30
, {x: 1, y: 2}]
#. With ``commas: {min-spaces-after: 1, max-spaces-after: 1}``
the following code snippet would **PASS**:
::
strange var:
[10, 20,30, {x: 1, y: 2}]
the following code snippet would **FAIL**:
::
strange var:
[10 , 20 , 30, {x: 1 , y: 2}]
[10, 20,30, {x: 1, y: 2}]
#. With ``commas: {min-spaces-after: 1, max-spaces-after: 3}``
the following code snippet would **PASS**:
::
strange var:
[10, 20, 30, {x: 1, y: 2}]
#. With ``commas: {min-spaces-after: 0, max-spaces-after: 1}``
the following code snippet would **PASS**:
::
strange var:
[10, 20,30, {x: 1, y: 2}]
"""
@ -71,12 +101,14 @@ from yamllint.rules.common import spaces_after, spaces_before
ID = 'commas'
TYPE = 'token'
CONF = {'max-spaces-before': int,
'min-spaces-after': int,
'max-spaces-after': int}
def check(conf, token, prev, next, context):
if isinstance(token, yaml.FlowEntryToken):
if prev is not None and prev.end_mark.line < token.start_mark.line:
if (prev is not None and conf['max-spaces-before'] != -1 and
prev.end_mark.line < token.start_mark.line):
yield LintProblem(token.start_mark.line + 1,
max(1, token.start_mark.column),
'too many spaces before comma')
@ -88,7 +120,9 @@ def check(conf, token, prev, next, context):
yield problem
problem = spaces_after(token, prev, next,
min=conf['min-spaces-after'],
max=conf['max-spaces-after'],
min_desc='too few spaces after comma',
max_desc='too many spaces after comma')
if problem is not None:
yield problem