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https://github.com/davidhalter/jedi.git
synced 2025-12-06 14:04:26 +08:00
Remove precedence tests. They are not needed anymore, since precedence is now handled by the parser itself.
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@@ -1,71 +0,0 @@
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from jedi._compatibility import u
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from jedi.parser import Parser
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from jedi.evaluate import precedence
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def parse_tree(statement_string, is_slice=False):
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p = Parser(u(statement_string), no_docstr=True)
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stmt = p.module.statements[0]
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if is_slice:
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# get the part of the execution that is the slice
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stmt = stmt.expression_list()[0].next[0]
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iterable = stmt.expression_list()
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pr = precedence.create_precedence(iterable)
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if isinstance(pr, precedence.Precedence):
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return pr.parse_tree(strip_literals=True)
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else:
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try:
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return pr.value # Literal
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except AttributeError:
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return pr
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def test_simple():
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assert parse_tree('1+2') == (1, '+', 2)
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assert parse_tree('+2') == (None, '+', 2)
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assert parse_tree('1+2-3') == ((1, '+', 2), '-', 3)
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def test_prefixed():
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assert parse_tree('--2') == (None, '-', (None, '-', 2))
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assert parse_tree('1 and not - 2') == (1, 'and', (None, 'not', (None, '-', 2)))
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def test_invalid():
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"""Should just return a simple operation."""
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assert parse_tree('1 +') == 1
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assert parse_tree('+') is None
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assert parse_tree('* 1') == 1
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assert parse_tree('1 * * 1') == (1, '*', 1)
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# invalid operator
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assert parse_tree('1 not - 1') == (1, '-', 1)
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assert parse_tree('1 - not ~1') == (1, '-', (None, '~', 1))
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# not not allowed
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assert parse_tree('1 is not not 1') == (1, 'is not', 1)
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def test_multi_part():
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assert parse_tree('1 not in 2') == (1, 'not in', 2)
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assert parse_tree('1 is not -1') == (1, 'is not', (None, '-', 1))
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assert parse_tree('1 is 1') == (1, 'is', 1)
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def test_power():
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assert parse_tree('2 ** 3 ** 4') == (2, '**', (3, '**', 4))
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def test_slice():
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"""
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Should be parsed as normal operators. This is not proper Python syntax,
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but the warning shouldn't be given in the precedence generation.
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"""
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assert parse_tree('[0][2+1:3]', is_slice=True) == ((2, '+', 1), ':', 3)
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assert parse_tree('[0][:]', is_slice=True) == (None, ':', None)
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assert parse_tree('[0][1:]', is_slice=True) == (1, ':', None)
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assert parse_tree('[0][:2]', is_slice=True) == (None, ':', 2)
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# 3 part slice
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assert parse_tree('[0][:2:1]', is_slice=True) == ((None, ':', 2), ':', 1)
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@@ -1,12 +1,13 @@
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from jedi._compatibility import unicode
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from jedi.parser import Parser
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from jedi.parser import Parser, load_grammar
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from jedi.evaluate import sys_path, Evaluator
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def test_paths_from_assignment():
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def paths(src):
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stmt = Parser(unicode(src)).module.statements[0]
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return list(sys_path._paths_from_assignment(Evaluator(), stmt))
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grammar = load_grammar()
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stmt = Parser(grammar, unicode(src)).module.statements[0]
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return list(sys_path._paths_from_assignment(Evaluator(grammar), stmt))
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assert paths('sys.path[0:0] = ["a"]') == ['a']
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assert paths('sys.path = ["b", 1, x + 3, y, "c"]') == ['b', 'c']
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