8000 Add plugin to infer more precise regex match types by Michael0x2a · Pull Request #7803 · python/mypy · GitHub
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Add plugin to infer more precise regex match types #7803

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Add plugin to infer more precise regex match types #7803

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54dfad8
Add plugin to infer more precise regex match types
Michael0x2a Aug 24, 2019
9a7097f
Fix compatibility issues with other Python versions
Michael0x2a Oct 27, 2019
03bd647
Merge branch 'master' into add-regex-plugin
97littleleaf11 Jan 5, 2022
45168cd
Fix
97littleleaf11 Jan 5, 2022
9d468df
Fix
97littleleaf11 Jan 5, 2022
ced8cda
Fix calling on a property
97littleleaf11 Jan 5, 2022
f54eff2
Fix type check
97littleleaf11 Jan 5, 2022
3b38dc9
Fix test
97littleleaf11 Jan 5, 2022
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Fix test
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@97littleleaf11
97littleleaf11 committed Jan 5, 2022
commit 3b38dc9295433e6357b8b2e5669278edfba5b768
56 changes: 28 additions & 28 deletions test-data/unit/pythoneval.test
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Original file line number Diff line number Diff line change
Expand Up @@ -1598,18 +1598,18 @@ if match2:
reveal_type(match2["n1"])
reveal_type(match2["n2"])
[out]
_testRegexPluginBasicCase.py:8: note: Revealed type is 'Tuple[Union[builtins.str*, None], builtins.str*]'
_testRegexPluginBasicCase.py:9: note: Revealed type is 'Tuple[builtins.str*, builtins.str*]'
_testRegexPluginBasicCase.py:10: note: Revealed type is 'builtins.str*'
_testRegexPluginBasicCase.py:11: note: Revealed type is 'Union[builtins.str*, None]'
_testRegexPluginBasicCase.py:12: note: Revealed type is 'builtins.str*'
_testRegexPluginBasicCase.py:13: note: Revealed type is 'Tuple[builtins.str*, Union[builtins.str*, None], builtins.str*]'
_testRegexPluginBasicCase.py:18: note: Revealed type is 'Tuple[Union[builtins.bytes*, None], builtins.bytes*]'
_testRegexPluginBasicCase.py:19: note: Revealed type is 'builtins.bytes*'
_testRegexPluginBasicCase.py:20: note: Revealed type is 'Union[builtins.bytes*, None]'
_testRegexPluginBasicCase.py:21: note: Revealed type is 'builtins.bytes*'
_testRegexPluginBasicCase.py:22: note: Revealed type is 'Union[builtins.bytes*, None]'
_testRegexPluginBasicCase.py:23: note: Revealed type is 'builtins.bytes*'
_testRegexPluginBasicCase.py:8: note: Revealed type is "Tuple[Union[builtins.str*, None], builtins.str*]"
_testRegexPluginBasicCase.py:9: note: Revealed type is "Tuple[builtins.str*, builtins.str*]"
_testRegexPluginBasicCase.py:10: note: Revealed type is "builtins.str*"
_testRegexPluginBasicCase.py:11: note: Revealed type is "Union[builtins.str*, None]"
_testRegexPluginBasicCase.py:12: note: Revealed type is "builtins.str*"
_testRegexPluginBasicCase.py:13: note: Revealed type is "Tuple[builtins.str*, Union[builtins.str*, None], builtins.str*]"
_testRegexPluginBasicCase.py:18: note: Revealed type is "Tuple[Union[builtins.bytes*, None], builtins.bytes*]"
_testRegexPluginBasicCase.py:19: note: Revealed type is "builtins.bytes*"
_testRegexPluginBasicCase.py:20: note: Revealed type is "Union[builtins.bytes*, None]"
_testRegexPluginBasicCase.py:21: note: Revealed type is "builtins.bytes*"
_testRegexPluginBasicCase.py:22: note: Revealed type is "Union[builtins.bytes*, None]"
_testRegexPluginBasicCase.py:23: note: Revealed type is "builtins.bytes*"

[case testRegexPluginNoFinal]
# mypy: strict-optional
Expand All @@ -1622,8 +1622,8 @@ if match:
reveal_type(match.groups())
reveal_type(match[1])
[out]
_testRegexPluginNoFinal.py:8: note: Revealed type is 'typing.Sequence[builtins.str*]'
_testRegexPluginNoFinal.py:9: note: Revealed type is 'builtins.str*'
_testRegexPluginNoFinal.py:8: note: Revealed type is "builtins.tuple[Union[builtins.str*, Any], ...]"
_testRegexPluginNoFinal.py:9: note: Revealed type is "Union[builtins.str*, Any]"

[case testRegexPluginErrors]
# mypy: strict-optional
Expand Down Expand Up @@ -1658,12 +1658,12 @@ if match:
reveal_type(match[2])
reveal_type(match.group(0, 1, 2))
[out]
_testRegexPluginDirectMethods.py:7: note: Revealed type is 'Tuple[Union[builtins.str*, None], builtins.str*]'
_testRegexPluginDirectMethods.py:8: note: Revealed type is 'Tuple[builtins.str*, builtins.str*]'
_testRegexPluginDirectMethods.py:9: note: Revealed type is 'builtins.str*'
_testRegexPluginDirectMethods.py:10: note: Revealed type is 'Union[builtins.str*, None]'
_testRegexPluginDirectMethods.py:11: note: Revealed type is 'builtins.str*'
_testRegexPluginDirectMethods.py:12: note: Revealed type is 'Tuple[builtins.str*, Union[builtins.str*, None], builtins.str*]'
_testRegexPluginDirectMethods.py:7: note: Revealed type is "Tuple[Union[builtins.str*, None], builtins.str*]"
_testRegexPluginDirectMethods.py:8: note: Revealed type is "Tuple[builtins.str*, builtins.str*]"
_testRegexPluginDirectMethods.py:9: note: Revealed type is "builtins.str*"
_testRegexPluginDirectMethods.py:10: note: Revealed type is "Union[builtins.str*, None]"
_testRegexPluginDirectMethods.py:11: note: Revealed type is "builtins.str*"
_testRegexPluginDirectMethods.py:12: note: Revealed type is "Tuple[builtins.str*, Union[builtins.str*, None], builtins.str*]"

[case testRegexPluginUnknownArg]
# mypy: strict-optional
Expand Down Expand Up @@ -1692,13 +1692,13 @@ if match2:
match2["bad"]
match2[5]
[out]
_testRegexPluginUnknownArg.py:11: note: Revealed type is 'Tuple[Union[builtins.str*, None], builtins.str*, Union[builtins.str*, None], builtins.str*]'
_testRegexPluginUnknownArg.py:12: note: Revealed type is 'Union[builtins.str*, None]'
_testRegexPluginUnknownArg.py:13: note: Revealed type is 'Union[builtins.str*, None]'
_testRegexPluginUnknownArg.py:14: note: Revealed type is 'Tuple[builtins.str*, Union[builtins.str*, None], Union[builtins.str*, None]]'
_testRegexPluginUnknownArg.py:20: note: Revealed type is 'Tuple[builtins.str*, builtins.str*]'
_testRegexPluginUnknownArg.py:21: note: Revealed type is 'builtins.str*'
_testRegexPluginUnknownArg.py:22: note: Revealed type is 'builtins.str*'
_testRegexPluginUnknownArg.py:23: note: Revealed type is 'Tuple[builtins.str*, builtins.str*, builtins.str*]'
_testRegexPluginUnknownArg.py:11: note: Revealed type is "Tuple[Union[builtins.str*, None], builtins.str*, Union[builtins.str*, None], builtins.str*]"
_testRegexPluginUnknownArg.py:12: note: Revealed type is "Union[builtins.str*, None]"
_testRegexPluginUnknownArg.py:13: note: Revealed type is "Union[builtins.str*, None]"
_testRegexPluginUnknownArg.py:14: note: Revealed type is "Tuple[builtins.str*, Union[builtins.str*, None], Union[builtins.str*, None]]"
_testRegexPluginUnknownArg.py:20: note: Revealed type is "Tuple[builtins.str*, builtins.str*]"
_testRegexPluginUnknownArg.py:21: note: Revealed type is "builtins.str*"
_testRegexPluginUnknownArg.py:22: note: Revealed type is "builtins.str*"
_testRegexPluginUnknownArg.py:23: note: Revealed type is "Tuple[builtins.str*, builtins.str*, builtins.str*]"
_testRegexPluginUnknownArg.py:24: error: Regex does not contain group named 'bad'
_testRegexPluginUnknownArg.py:25: error: Regex has 3 total groups, given group number 5 is too big
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