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bpo-40726: handle uninitalized end_lineno on ast.increment_lineno (GH-20312)

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(cherry picked from commit 8f4380d2f5)

Co-authored-by: Batuhan Taskaya <batuhanosmantaskaya@gmail.com>
This commit is contained in:
Miss Islington (bot) 2020-08-05 06:52:29 -07:00 • committed by GitHub
parent ea680631b4
commit a1320989f5
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3 changed files with 23 additions and 3 deletions
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11
Lib/test/test_ast.py
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@ -812,6 +812,12 @@ Module(
'lineno=1, col_offset=4, end_lineno=1, end_col_offset=5), lineno=1, '
'col_offset=0, end_lineno=1, end_col_offset=5))'
)
src = ast.Call(col_offset=1, lineno=1, end_lineno=1, end_col_offset=1)
new = ast.copy_location(src, ast.Call(col_offset=None, lineno=None))
self.assertIsNone(new.end_lineno)
self.assertIsNone(new.end_col_offset)
self.assertEqual(new.lineno, 1)
self.assertEqual(new.col_offset, 1)
def test_fix_missing_locations(self):
src = ast.parse('write("spam")')
@ -851,6 +857,11 @@ Module(
'lineno=4, col_offset=4, end_lineno=4, end_col_offset=5), lineno=4, '
'col_offset=0, end_lineno=4, end_col_offset=5))'
)
src = ast.Call(
func=ast.Name("test", ast.Load()), args=[], keywords=[], lineno=1
)
self.assertEqual(ast.increment_lineno(src).lineno, 2)
self.assertIsNone(ast.increment_lineno(src).end_lineno)
def test_iter_fields(self):
node = ast.parse('foo()', mode='eval')