65 lines
2.6 KiB
Python
65 lines
2.6 KiB
Python
import sys
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from typing import List
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def get_spec(file_name: str) -> List[str]:
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code_lines = []
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pulling_from = None
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current_name = None
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current_typedef = None
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type_defs = []
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for linenum, line in enumerate(open(sys.argv[1]).readlines()):
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line = line.rstrip()
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if pulling_from is None and len(line) > 0 and line[0] == '#' and line[-1] == '`':
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current_name = line[line[:-1].rfind('`') + 1: -1]
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if line[:9] == '```python':
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assert pulling_from is None
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pulling_from = linenum + 1
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elif line[:3] == '```':
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if pulling_from is None:
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pulling_from = linenum
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else:
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if current_typedef is not None:
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assert code_lines[-1] == '}'
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code_lines[-1] = ''
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code_lines.append('')
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pulling_from = None
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current_typedef = None
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else:
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if pulling_from == linenum and line == '{':
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code_lines.append('class %s(SSZContainer):' % current_name)
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current_typedef = current_name
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type_defs.append(current_name)
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elif pulling_from is not None:
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# Add some whitespace between functions
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if line[:3] == 'def':
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code_lines.append('')
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code_lines.append('')
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code_lines.append(line)
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elif pulling_from is None and len(line) > 0 and line[0] == '|':
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row = line[1:].split('|')
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if len(row) >= 2:
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for i in range(2):
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row[i] = row[i].strip().strip('`')
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if '`' in row[i]:
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row[i] = row[i][:row[i].find('`')]
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eligible = True
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if row[0][0] not in 'ABCDEFGHIJKLMNOPQRSTUVWXYZ_':
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eligible = False
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for c in row[0]:
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if c not in 'ABCDEFGHIJKLMNOPQRSTUVWXYZ_0123456789':
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eligible = False
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if eligible:
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code_lines.append(row[0] + ' = ' + (row[1].replace('**TBD**', '0x1234567890123456789012345678901234567890')))
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# Build type-def re-initialization
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code_lines.append('\n')
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code_lines.append('ssz_types = [\n')
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for ssz_type_name in type_defs:
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code_lines.append(f' {ssz_type_name},\n')
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code_lines.append(']')
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code_lines.append('\n')
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code_lines.append('def get_ssz_type_by_name(name: str) -> SSZType:')
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code_lines.append(' return globals()[name]')
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code_lines.append('')
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return code_lines
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