ascript

ascript.py

import sys
import re


SPLITTER = re.compile('\s')

TOKENS = [
    'var',
    '=',
    ';',
    'function',
    '(',
    ')',
    '{',
    '}',
    ',',
    'return',
    '"',
    "'",
    '[',
    ']',
    '==',
    '===',
    '!==',
    '!===',
    '-',
    '+',
    '/',
    '*',
    'new',
    'a',
]

MAPPING = {'a' * index: token for index, token in enumerate(TOKENS, start=1)}


def compile(source: str) -> str:
    tokens = filter(bool, SPLITTER.split(source))
    return ' '.join(MAPPING.get(token, token) for token in tokens)


def main():
    if len(sys.argv) != 2:
        print("Usage: ascript.py <filename>")
        sys.exit(1)
    else:
        with open(sys.argv[1]) as fobj:
            print(compile(fobj.read()))


if __name__ == '__main__':
    main()

helloworld.a

aaaa A aaaaa aaaaaa aaaaaaa console.log aaaaa aaaaaaaaaaa Hello World aaaaaaaaaaa aaaaaa aaa aaaaaaaa A aaaaa aaaaaa aaa