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39 lines
1.8 KiB
39 lines
1.8 KiB
import re, logging
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from slither.utils.colors import red, yellow, set_colorization_enabled
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logging.basicConfig(level=logging.INFO)
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logger = logging.getLogger('Slither.Format')
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set_colorization_enabled(True)
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class FormatConstantFunction:
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@staticmethod
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def format(slither, patches, elements):
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for element in elements:
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if element['type'] != "function":
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# Skip variable elements
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continue
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Found = False
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for contract in slither.contracts:
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if not Found:
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for function in contract.functions:
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if contract.name == element['type_specific_fields']['parent']['name'] and function.name == element['name']:
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FormatConstantFunction.create_patch(slither, patches, element['source_mapping']['filename_absolute'], ["view","pure","constant"], "", int(function.parameters_src.source_mapping['start']), int(function.returns_src.source_mapping['start']))
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Found = True
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@staticmethod
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def create_patch(slither, patches, in_file, match_text, replace_text, modify_loc_start, modify_loc_end):
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in_file_str = slither.source_code[in_file]
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old_str_of_interest = in_file_str[modify_loc_start:modify_loc_end]
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m = re.search("(view|pure|constant)", old_str_of_interest)
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if m:
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patches[in_file].append({
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"detector" : "constant-function",
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"start" : modify_loc_start + m.span()[0],
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"end" : modify_loc_start + m.span()[1],
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"old_string" : m.groups(0)[0],
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"new_string" : replace_text
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})
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else:
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logger.error(red("No view/pure/constant specifier exists. Regex failed to remove specifier!"))
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sys.exit(-1)
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