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# This Source Code Form is subject to the terms of the Mozilla Public
# License, v. 2.0. If a copy of the MPL was not distributed with this
# file, You can obtain one at http://mozilla.org/MPL/2.0/.
import attr
from ..result import Issue
class TreeherderFormatter(object):
"""Formatter for treeherder friendly output.
This formatter looks ugly, but prints output such that
treeherder is able to highlight the errors and warnings.
This is a stop-gap until bug 1276486 is fixed.
"""
fmt = "TEST-UNEXPECTED-{level} | {path}:{lineno}{column} | {message} ({rule})"
def __call__(self, result):
message = []
for path, errors in sorted(result.issues.items()):
for err in errors:
assert isinstance(err, Issue)
d = attr.asdict(err)
d["column"] = ":%s" % d["column"] if d["column"] else ""
d["level"] = d["level"].upper()
d["rule"] = d["rule"] or d["linter"]
message.append(self.fmt.format(**d))
if not message:
message.append("No lint issues found.")
return "\n".join(message)
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