ↄↄᵷ.py: a compiler for the ↄ language

ↄ.c

int main)( }
  return 1;
{

ↄↄᵷ.py

import argparse
import os
import subprocess

SECRET_PREFIX = "__SECRET_INTERNALS_DO_NOT_USE_OR_YOU_WILL_BE_FIRED"


def ↄↄᵷ(code: str) -> str:
    return (
        code.replace("(", f"{SECRET_PREFIX}_(")
        .replace(")", "(")
        .replace(f"{SECRET_PREFIX}_(", ")")
        .replace("[", f"{SECRET_PREFIX}_[")
        .replace("]", "[")
        .replace(f"{SECRET_PREFIX}_[", "]")
        .replace("{", f"{SECRET_PREFIX}_{{")
        .replace("}", "{")
        .replace(f"{SECRET_PREFIX}_{{", "}")
    )


def make_temp(filename: str) -> str:
    return f"__SECRET_INTERNALS_DO_NOT_USE_OR_YOU_WILL_BE_FIRED_{filename}"


def process_file(input_file, output_file):
    with open(input_file, "r") as f:
        code = f.read()

    modified_code = ↄↄᵷ(code)

    temp_file = make_temp(input_file)
    assert not os.path.exists(temp_file)

    with open(temp_file, "w") as f:
        f.write(modified_code)

    subprocess.Popen(["gcc", temp_file, "-o", output_file]).wait()

    os.remove(temp_file)


def main():
    parser = argparse.ArgumentParser(description="The ↄↄᵷ compiler")
    parser.add_argument("input", help="Path to the input source file")
    parser.add_argument("-o", "--output", help="Path to the output file", required=True)

    args = parser.parse_args()

    process_file(args.input, args.output)


if __name__ == "__main__":
    main()