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202e85f077
* linter - check ConanFile import and cross_building * remove unused code * Add docs * improve docs * example - abseil * md syntax * revert uneeded changes * Update docs/v2_linter.md Co-authored-by: Daniel <danimanzaneque@gmail.com> Co-authored-by: Daniel <danimanzaneque@gmail.com>
75 lines
2.5 KiB
Python
75 lines
2.5 KiB
Python
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# Class ConanFile doesn't declare all the valid members and functions,
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# some are injected by Conan dynamically to the class.
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import textwrap
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import astroid
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from astroid.builder import AstroidBuilder
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from astroid.manager import AstroidManager
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def _settings_transform():
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module = AstroidBuilder(AstroidManager()).string_build(
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textwrap.dedent("""
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class Settings(object):
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os = None
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arch = None
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compiler = None
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build_type = None
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""")
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)
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return module['Settings']
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def _user_info_build_transform():
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module = AstroidBuilder(AstroidManager()).string_build(
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textwrap.dedent("""
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class UserInfoBuild(defaultdict):
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pass
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""")
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)
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return module['UserInfoBuild']
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def register(_):
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pass
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def transform_conanfile(node):
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"""Transform definition of ConanFile class so dynamic fields are visible to pylint"""
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str_class = astroid.builtin_lookup("str")
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dict_class = astroid.builtin_lookup("dict")
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info_class = astroid.MANAGER.ast_from_module_name("conans.model.info").lookup(
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"ConanInfo")
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build_requires_class = astroid.MANAGER.ast_from_module_name(
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"conans.client.graph.graph_manager").lookup("_RecipeBuildRequires")
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file_copier_class = astroid.MANAGER.ast_from_module_name(
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"conans.client.file_copier").lookup("FileCopier")
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file_importer_class = astroid.MANAGER.ast_from_module_name(
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"conans.client.importer").lookup("_FileImporter")
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python_requires_class = astroid.MANAGER.ast_from_module_name(
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"conans.client.graph.python_requires").lookup("PyRequires")
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dynamic_fields = {
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"conan_data": str_class,
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"build_requires": build_requires_class,
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"tool_requires": build_requires_class,
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"info_build": info_class,
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"user_info_build": [_user_info_build_transform()],
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"info": info_class,
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"copy": file_copier_class,
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"copy_deps": file_importer_class,
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"python_requires": [str_class, python_requires_class],
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"recipe_folder": str_class,
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"settings_build": [_settings_transform()],
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"settings_target": [_settings_transform()],
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"conf": dict_class,
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}
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for f, t in dynamic_fields.items():
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node.locals[f] = [i for i in t]
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astroid.MANAGER.register_transform(
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astroid.ClassDef, transform_conanfile,
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lambda node: node.qname() == "conans.model.conan_file.ConanFile")
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