mirror of
https://github.com/snowykami/mbcp.git
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199 lines
9.2 KiB
Python
199 lines
9.2 KiB
Python
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# -*- coding: utf-8 -*-
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"""
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Copyright (C) 2020-2024 LiteyukiStudio. All Rights Reserved
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@Time : 2024/8/28 下午2:13
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@Author : snowykami
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@Email : snowykami@outlook.com
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@File : astparser.py
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@Software: PyCharm
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"""
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import ast
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from .node import *
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from ..docstring.parser import parse
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class AstParser:
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def __init__(self, code: str):
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self.code = code
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self.tree = ast.parse(code)
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self.classes: list[ClassNode] = []
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self.functions: list[FunctionNode] = []
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self.variables: list[AssignNode] = []
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self.parse()
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def parse(self):
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for node in ast.walk(self.tree):
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if isinstance(node, ast.ClassDef):
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if not self._is_module_level_class(node):
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continue
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class_node = ClassNode(
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name=node.name,
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docs=parse(ast.get_docstring(node)) if ast.get_docstring(node) else None,
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inherits=[ast.unparse(base) for base in node.bases]
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)
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self.classes.append(class_node)
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# 继续遍历类内部的函数
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for sub_node in node.body:
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if isinstance(sub_node, (ast.FunctionDef, ast.AsyncFunctionDef)):
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class_node.methods.append(FunctionNode(
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name=sub_node.name,
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docs=parse(ast.get_docstring(sub_node)) if ast.get_docstring(sub_node) else None,
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posonlyargs=[
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ArgNode(
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name=arg.arg,
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type=ast.unparse(arg.annotation).strip() if arg.annotation else TypeHint.NO_TYPEHINT,
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)
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for arg in sub_node.args.posonlyargs
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],
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args=[
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ArgNode(
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name=arg.arg,
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type=ast.unparse(arg.annotation).strip() if arg.annotation else TypeHint.NO_TYPEHINT,
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)
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for arg in sub_node.args.args
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],
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kwonlyargs=[
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ArgNode(
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name=arg.arg,
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type=ast.unparse(arg.annotation).strip() if arg.annotation else TypeHint.NO_TYPEHINT,
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)
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for arg in sub_node.args.kwonlyargs
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],
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kw_defaults=[
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ConstantNode(
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value=ast.unparse(default).strip() if default else TypeHint.NO_DEFAULT
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)
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for default in sub_node.args.kw_defaults
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],
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defaults=[
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ConstantNode(
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value=ast.unparse(default).strip() if default else TypeHint.NO_DEFAULT
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)
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for default in sub_node.args.defaults
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],
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return_=ast.unparse(sub_node.returns).strip() if sub_node.returns else TypeHint.NO_RETURN,
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decorators=[ast.unparse(decorator).strip() for decorator in sub_node.decorator_list],
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is_async=isinstance(sub_node, ast.AsyncFunctionDef),
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src=ast.unparse(sub_node).strip()
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))
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elif isinstance(sub_node, (ast.Assign, ast.AnnAssign)):
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if isinstance(sub_node, ast.Assign):
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class_node.attrs.append(AttrNode(
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name=sub_node.targets[0].id, # type: ignore
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type=TypeHint.NO_TYPEHINT,
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value=ast.unparse(sub_node.value).strip()
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))
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elif isinstance(sub_node, ast.AnnAssign):
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class_node.attrs.append(AttrNode(
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name=sub_node.target.id,
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type=ast.unparse(sub_node.annotation).strip(),
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value=ast.unparse(sub_node.value).strip() if sub_node.value else TypeHint.NO_DEFAULT
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))
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else:
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raise ValueError(f"Unsupported node type: {type(sub_node)}")
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elif isinstance(node, (ast.FunctionDef, ast.AsyncFunctionDef)):
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# 仅打印模块级别的函数
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if not self._is_module_level_function(node):
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continue
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self.functions.append(FunctionNode(
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name=node.name,
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docs=parse(ast.get_docstring(node)) if ast.get_docstring(node) else None,
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posonlyargs=[
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ArgNode(
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name=arg.arg,
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type=ast.unparse(arg.annotation).strip() if arg.annotation else TypeHint.NO_TYPEHINT,
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)
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for arg in node.args.posonlyargs
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],
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args=[
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ArgNode(
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name=arg.arg,
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type=ast.unparse(arg.annotation).strip() if arg.annotation else TypeHint.NO_TYPEHINT,
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)
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for arg, default in zip(node.args.args, node.args.defaults)
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],
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kwonlyargs=[
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ArgNode(
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name=arg.arg,
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type=ast.unparse(arg.annotation).strip() if arg.annotation else TypeHint.NO_TYPEHINT,
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)
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for arg in node.args.kwonlyargs
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],
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kw_defaults=[
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ConstantNode(
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value=ast.unparse(default).strip() if default else TypeHint.NO_DEFAULT
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)
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for default in node.args.kw_defaults
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],
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defaults=[
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ConstantNode(
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value=ast.unparse(default).strip() if default else TypeHint.NO_DEFAULT
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)
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for default in node.args.defaults
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],
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return_=ast.unparse(node.returns).strip() if node.returns else TypeHint.NO_TYPEHINT,
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decorators=[ast.unparse(decorator).strip() for decorator in node.decorator_list],
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is_async=isinstance(node, ast.AsyncFunctionDef),
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src=ast.unparse(node).strip()
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))
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elif isinstance(node, (ast.Assign, ast.AnnAssign)):
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if not self._is_module_level_variable(node):
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# print("变量不在模块级别", ast.unparse(node))
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continue
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else:
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print("变量在模块级别", ast.unparse(node))
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if isinstance(node, ast.Assign):
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for target in node.targets:
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if isinstance(target, ast.Name):
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self.variables.append(AssignNode(
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name=target.id,
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value=ast.unparse(node.value).strip(),
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type=ast.unparse(node.annotation).strip() if isinstance(node, ast.AnnAssign) else TypeHint.NO_TYPEHINT
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))
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elif isinstance(node, ast.AnnAssign):
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self.variables.append(AssignNode(
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name=node.target.id,
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value=ast.unparse(node.value).strip() if node.value else TypeHint.NO_DEFAULT,
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type=ast.unparse(node.annotation).strip()
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))
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def _is_module_level_function(self, node: ast.FunctionDef | ast.AsyncFunctionDef):
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for parent in ast.walk(self.tree):
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if isinstance(parent, (ast.ClassDef, ast.FunctionDef, ast.AsyncFunctionDef)):
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if node in parent.body:
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return False
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return True
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def _is_module_level_class(self, node: ast.ClassDef):
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for parent in ast.walk(self.tree):
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if isinstance(parent, ast.ClassDef):
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if node in parent.body:
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return False
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return True
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def _is_module_level_variable(self, node: ast.Assign):
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for parent in ast.walk(self.tree):
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if isinstance(parent, (ast.ClassDef, ast.FunctionDef, ast.AsyncFunctionDef)):
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if node in parent.body:
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return False
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return True
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def __str__(self):
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s = ""
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for cls in self.classes:
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s += f"class {cls.name}:\n"
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for func in self.functions:
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s += f"def {func.name}:\n"
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for var in self.variables:
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s += f"{var.name} = {var.value}\n"
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return s
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