Merge tag 'v1.10.0' into packaging
Philipp Huebner
8 years ago
commit
2c3097ca78
@ -1,3 +1,4 @@
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include LICENSE
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include README.rst
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include docs/*
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include tests/*.py tests/rules/*.py tests/yaml-1.2-spec-examples/*
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@ -0,0 +1,261 @@
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# -*- coding: utf-8 -*-
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# Copyright (C) 2017 Greg Dubicki
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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from tests.common import RuleTestCase
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class EmptyValuesTestCase(RuleTestCase):
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rule_id = 'empty-values'
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def test_disabled(self):
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conf = ('empty-values: disable\n'
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'braces: disable\n'
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'commas: disable\n')
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self.check('---\n'
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'foo:\n', conf)
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self.check('---\n'
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'foo:\n'
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' bar:\n', conf)
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self.check('---\n'
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'{a:}\n', conf)
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self.check('---\n'
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'foo: {a:}\n', conf)
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self.check('---\n'
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'- {a:}\n'
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'- {a:, b: 2}\n'
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'- {a: 1, b:}\n'
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'- {a: 1, b: , }\n', conf)
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self.check('---\n'
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'{a: {b: , c: {d: 4, e:}}, f:}\n', conf)
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def test_in_block_mappings_disabled(self):
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conf = ('empty-values: {forbid-in-block-mappings: false,\n'
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' forbid-in-flow-mappings: false}\n')
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self.check('---\n'
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'foo:\n', conf)
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self.check('---\n'
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'foo:\n'
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'bar: aaa\n', conf)
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def test_in_block_mappings_single_line(self):
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conf = ('empty-values: {forbid-in-block-mappings: true,\n'
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' forbid-in-flow-mappings: false}\n')
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self.check('---\n'
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'implicitly-null:\n', conf, problem1=(2, 17))
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self.check('---\n'
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'implicitly-null:with-colons:in-key:\n', conf,
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problem1=(2, 36))
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self.check('---\n'
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'implicitly-null:with-colons:in-key2:\n', conf,
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problem1=(2, 37))
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def test_in_block_mappings_all_lines(self):
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conf = ('empty-values: {forbid-in-block-mappings: true,\n'
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' forbid-in-flow-mappings: false}\n')
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self.check('---\n'
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'foo:\n'
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'bar:\n'
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'foobar:\n', conf, problem1=(2, 5),
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problem2=(3, 5), problem3=(4, 8))
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def test_in_block_mappings_explicit_end_of_document(self):
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conf = ('empty-values: {forbid-in-block-mappings: true,\n'
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' forbid-in-flow-mappings: false}\n')
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self.check('---\n'
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'foo:\n'
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'...\n', conf, problem1=(2, 5))
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def test_in_block_mappings_not_end_of_document(self):
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conf = ('empty-values: {forbid-in-block-mappings: true,\n'
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' forbid-in-flow-mappings: false}\n')
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self.check('---\n'
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'foo:\n'
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'bar:\n'
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' aaa\n', conf, problem1=(2, 5))
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def test_in_block_mappings_different_level(self):
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conf = ('empty-values: {forbid-in-block-mappings: true,\n'
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' forbid-in-flow-mappings: false}\n')
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self.check('---\n'
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'foo:\n'
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' bar:\n'
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'aaa: bbb\n', conf, problem1=(3, 6))
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def test_in_block_mappings_empty_flow_mapping(self):
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conf = ('empty-values: {forbid-in-block-mappings: true,\n'
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' forbid-in-flow-mappings: false}\n'
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'braces: disable\n'
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'commas: disable\n')
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self.check('---\n'
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'foo: {a:}\n', conf)
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self.check('---\n'
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'- {a:, b: 2}\n'
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'- {a: 1, b:}\n'
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'- {a: 1, b: , }\n', conf)
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def test_in_block_mappings_empty_block_sequence(self):
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conf = ('empty-values: {forbid-in-block-mappings: true,\n'
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' forbid-in-flow-mappings: false}\n')
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self.check('---\n'
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'foo:\n'
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' -\n', conf)
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def test_in_block_mappings_not_empty_or_explicit_null(self):
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conf = ('empty-values: {forbid-in-block-mappings: true,\n'
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' forbid-in-flow-mappings: false}\n')
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self.check('---\n'
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'foo:\n'
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' bar:\n'
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' aaa\n', conf)
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self.check('---\n'
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'explicitly-null: null\n', conf)
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self.check('---\n'
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'explicitly-null:with-colons:in-key: null\n', conf)
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self.check('---\n'
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'false-null: nulL\n', conf)
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self.check('---\n'
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'empty-string: \'\'\n', conf)
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self.check('---\n'
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'nullable-boolean: false\n', conf)
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self.check('---\n'
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'nullable-int: 0\n', conf)
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self.check('---\n'
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'First occurrence: &anchor Foo\n'
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'Second occurrence: *anchor\n', conf)
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def test_in_block_mappings_various_explicit_null(self):
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conf = ('empty-values: {forbid-in-block-mappings: true,\n'
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' forbid-in-flow-mappings: false}\n')
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self.check('---\n'
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'null-alias: ~\n', conf)
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self.check('---\n'
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'null-key1: {?: val}\n', conf)
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self.check('---\n'
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'null-key2: {? !!null "": val}\n', conf)
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def test_in_block_mappings_comments(self):
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conf = ('empty-values: {forbid-in-block-mappings: true,\n'
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' forbid-in-flow-mappings: false}\n'
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'comments: disable\n')
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self.check('---\n'
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'empty: # comment\n'
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'foo:\n'
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' bar: # comment\n', conf,
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problem1=(2, 7),
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problem2=(4, 7))
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def test_in_flow_mappings_disabled(self):
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conf = ('empty-values: {forbid-in-block-mappings: false,\n'
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' forbid-in-flow-mappings: false}\n'
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'braces: disable\n'
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'commas: disable\n')
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self.check('---\n'
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'{a:}\n', conf)
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self.check('---\n'
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'foo: {a:}\n', conf)
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self.check('---\n'
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'- {a:}\n'
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'- {a:, b: 2}\n'
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'- {a: 1, b:}\n'
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'- {a: 1, b: , }\n', conf)
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self.check('---\n'
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'{a: {b: , c: {d: 4, e:}}, f:}\n', conf)
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def test_in_flow_mappings_single_line(self):
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conf = ('empty-values: {forbid-in-block-mappings: false,\n'
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' forbid-in-flow-mappings: true}\n'
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'braces: disable\n'
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'commas: disable\n')
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self.check('---\n'
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'{a:}\n', conf,
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problem=(2, 4))
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self.check('---\n'
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'foo: {a:}\n', conf,
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problem=(2, 9))
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self.check('---\n'
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'- {a:}\n'
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'- {a:, b: 2}\n'
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'- {a: 1, b:}\n'
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'- {a: 1, b: , }\n', conf,
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problem1=(2, 6),
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problem2=(3, 6),
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problem3=(4, 12),
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problem4=(5, 12))
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self.check('---\n'
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'{a: {b: , c: {d: 4, e:}}, f:}\n', conf,
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problem1=(2, 8),
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problem2=(2, 23),
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problem3=(2, 29))
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def test_in_flow_mappings_multi_line(self):
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conf = ('empty-values: {forbid-in-block-mappings: false,\n'
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' forbid-in-flow-mappings: true}\n'
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'braces: disable\n'
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'commas: disable\n')
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self.check('---\n'
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'foo: {\n'
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' a:\n'
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'}\n', conf,
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problem=(3, 5))
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self.check('---\n'
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'{\n'
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' a: {\n'
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' b: ,\n'
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' c: {\n'
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' d: 4,\n'
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' e:\n'
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' }\n'
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' },\n'
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' f:\n'
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'}\n', conf,
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problem1=(4, 7),
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problem2=(7, 9),
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problem3=(10, 5))
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def test_in_flow_mappings_various_explicit_null(self):
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conf = ('empty-values: {forbid-in-block-mappings: false,\n'
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' forbid-in-flow-mappings: true}\n'
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'braces: disable\n'
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'commas: disable\n')
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self.check('---\n'
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'{explicit-null: null}\n', conf)
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self.check('---\n'
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'{null-alias: ~}\n', conf)
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self.check('---\n'
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'null-key1: {?: val}\n', conf)
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self.check('---\n'
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'null-key2: {? !!null "": val}\n', conf)
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def test_in_flow_mappings_comments(self):
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conf = ('empty-values: {forbid-in-block-mappings: false,\n'
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' forbid-in-flow-mappings: true}\n'
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'braces: disable\n'
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'commas: disable\n'
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'comments: disable\n')
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self.check('---\n'
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'{\n'
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' a: {\n'
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' b: , # comment\n'
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' c: {\n'
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' d: 4, # comment\n'
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' e: # comment\n'
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' }\n'
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' },\n'
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' f: # comment\n'
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'}\n', conf,
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problem1=(4, 7),
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problem2=(7, 9),
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problem3=(10, 5))
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@ -0,0 +1,94 @@
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# -*- coding: utf-8 -*-
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# Copyright (C) 2017 Greg Dubicki
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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"""
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Use this rule to prevent nodes with empty content, that implicitly result in
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``null`` values.
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.. rubric:: Options
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* Use ``forbid-in-block-mappings`` to prevent empty values in block mappings.
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* Use ``forbid-in-flow-mappings`` to prevent empty values in flow mappings.
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.. rubric:: Examples
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#. With ``empty-values: {forbid-in-block-mappings: true}``
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the following code snippets would **PASS**:
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::
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some-mapping:
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sub-element: correctly indented
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::
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explicitly-null: null
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the following code snippets would **FAIL**:
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::
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some-mapping:
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sub-element: incorrectly indented
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::
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implicitly-null:
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#. With ``empty-values: {forbid-in-flow-mappings: true}``
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the following code snippet would **PASS**:
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::
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{prop: null}
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{a: 1, b: 2, c: 3}
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the following code snippets would **FAIL**:
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::
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{prop: }
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::
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{a: 1, b:, c: 3}
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"""
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import yaml
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from yamllint.linter import LintProblem
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ID = 'empty-values'
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TYPE = 'token'
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CONF = {'forbid-in-block-mappings': bool,
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'forbid-in-flow-mappings': bool}
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def check(conf, token, prev, next, nextnext, context):
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if conf['forbid-in-block-mappings']:
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if isinstance(token, yaml.ValueToken) and isinstance(next, (
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yaml.KeyToken, yaml.BlockEndToken)):
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yield LintProblem(token.start_mark.line + 1,
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token.end_mark.column + 1,
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'empty value in block mapping')
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if conf['forbid-in-flow-mappings']:
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if isinstance(token, yaml.ValueToken) and isinstance(next, (
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yaml.FlowEntryToken, yaml.FlowMappingEndToken)):
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yield LintProblem(token.start_mark.line + 1,
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token.end_mark.column + 1,
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'empty value in flow mapping')
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