from CPP import *
from Function import *

def process(FILE_IN):
    # Read file.
    lines_in = []
    with open(FILE_IN) as file:
        for line in file:
            lines_in.append(line.rstrip())

    f = Function()
    out = ""

    # Parse.
    for ln in lines_in:
        ln = ln.rstrip()

        # Empty line.
        if ln == "":
            out += "\n"
        # Comment.
        elif (
          ln.startswith("#") and
          not f.isBody
        ):
            out += replaceComment(ln) + "\n"
        # Function.
        else:
            f.parseLine(ln)

        if f.isComplete:
            cpp = CPP(f)
            out += cpp.translate()
            # Create new function instance.
            f = Function()

    return out