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90 lines
3.2 KiB
Python
90 lines
3.2 KiB
Python
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"""
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File: extract_code_zig.py
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Created Time: 2023-02-07
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Author: Krahets (krahets@163.com)
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"""
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import re
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import glob
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import sys, os.path as osp
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sys.path.append(osp.dirname(osp.dirname(osp.dirname(osp.abspath(__file__)))))
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from docs.utils.extract_code_java import ExtractCodeBlocksJava
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class ExtractCodeBlocksZig(ExtractCodeBlocksJava):
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def __init__(self) -> None:
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super().__init__()
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self.ind = 4
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# Pattern to match function names and class names
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self.func_pattern = r'(\s*)(pub|)\s*fn\s+(\w+)\(.+\)\s*(.+)\s*{\n'
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self.class_pattern = r'(\s*)(pub|)\s*(fn|const)\s+(\w+)\(*.+\)*\s*(type|struct)\s*{\n'
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self.func_pattern_keys = ["total", "ind", "scope", "label", "return"]
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self.class_pattern_keys = ["total", "ind", "scope", "type", "label", "struct"]
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# Pattern to match the start and end of a block
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self.block_start_pattern = '^\s*\n'
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self.block_start_shift = 1
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def extract_class_blocks(self):
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"""
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Extract all the classes with given indentation
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"""
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classes = {}
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class_pattern = re.compile(self.class_pattern)
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for line_num, line in enumerate(self.lines):
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# Search the class header
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class_match = class_pattern.match(line)
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if class_match is None:
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continue
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header_line = line_num
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# Search the block from the header line
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start_line, end_line, class_block = self.search_block(
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header_line, 0)
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# Construct the classes dict
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class_label = class_match.group(self.class_pattern_keys.index("label"))
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# Define the indentation by the class type
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class_type = class_match.group(self.class_pattern_keys.index("type"))
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self.ind = 8 if class_type == "fn" else 4
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classes[class_label] = {
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"indentation": 0,
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"line_number": {
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"start": start_line,
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"end": end_line,
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"header": header_line,
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},
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"block": class_block,
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"funcs": self.extract_function_blocks(
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indentation=self.ind, start_line=start_line, end_line=end_line)
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}
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return classes
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def post_process(self, classes, funcs):
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"""
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Process the classes and functions
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"""
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def remove_keyword(func):
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block = func["block"]
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header_line = func["line_number"]["header"] - \
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func["line_number"]["start"]
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block[header_line] = block[header_line].replace("pub ", "", 1)
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for clas in classes.values():
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remove_keyword(clas)
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for func in clas["funcs"].values():
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remove_keyword(func)
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if func["indentation"] == 8:
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for i, line in enumerate(func["block"]):
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func["block"][i] = line[4:]
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for func in funcs.values():
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remove_keyword(func)
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# for code_path in glob.glob("codes/*/chapter_*/my_heap.zig"):
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# ext = ExtractCodeBlocksZig()
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# res = ext.extract(code_path)
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# pass
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