# Copyright (c) 2016 Will Thames <will@thames.id.au>
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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# THE SOFTWARE.

from ansiblelint import AnsibleLintRule


class TaskHasNameRule(AnsibleLintRule):
    id = '502'
    shortdesc = 'All tasks should be named'
    description = (
        'All tasks should have a distinct name for readability '
        'and for ``--start-at-task`` to work'
    )
    severity = 'MEDIUM'
    tags = ['task', 'readability', 'ANSIBLE0011']
    version_added = 'historic'

    _nameless_tasks = ['meta', 'debug', 'include_role', 'import_role',
                       'include_tasks', 'import_tasks']

    def matchtask(self, file, task):
        return (not task.get('name') and
                task["action"]["__ansible_module__"] not in self._nameless_tasks)
