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63 lines
1.6 KiB
Python
63 lines
1.6 KiB
Python
# -*- coding: utf-8 -*-
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# Copyright (C) 2016 Adrien Vergé
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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 forbid trailing spaces at the end of lines.
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.. rubric:: Examples
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#. With ``trailing-spaces: {}``
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the following code snippet would **PASS**:
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::
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this document doesn't contain
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any trailing
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spaces
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the following code snippet would **FAIL**:
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::
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this document contains """ """
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trailing spaces
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on lines 1 and 3 """ """
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"""
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import string
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from yamllint.linter import LintProblem
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ID = 'trailing-spaces'
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TYPE = 'line'
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def check(conf, line):
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if line.end == 0:
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return
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# YAML recognizes two white space characters: space and tab.
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# http://yaml.org/spec/1.2/spec.html#id2775170
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pos = line.end
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while line.buffer[pos - 1] in string.whitespace and pos > line.start:
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pos -= 1
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if pos != line.end and line.buffer[pos] in ' \t':
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yield LintProblem(line.line_no, pos - line.start + 1,
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'trailing spaces')
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