module d_filt;

import std.stdio;
import std.ctype;
import core.demangle;


bool fullDecoration = true;

void do_filt(ref File file)
{
	foreach(ln; file.byLine())
	{
		for (int i = 0; i < ln.length; )
		{
			char ch = ln[i]; // compressed symbols are NOT utf8!
			if(isalnum(ch) || ch == '_')
			{
				string s = decodeDmdString(ln, i);
				if(s.length > 3 && s[0] == '_' && s[1] == 'D' && isdigit(s[2]))
				{
					auto d = core.demangle.demangle(s); //, null, fullDecoration); // needs patched demangle
					stdout.write(d);
				}
				else if(s.length > 4 && s[0] == '_' && s[1] == '_' && s[2] == 'D' && isdigit(s[3]))
				{
					// __moddtor/__modctor have duplicate '__'
					auto d = core.demangle.demangle(s[1..$]); //, null, fullDecoration); // needs patched demangle
					if(d == s[1..$])
						stdout.write(s);
					else
						stdout.write(d);
				}
				else
					stdout.write(s);
			}
			else
			{
				stdout.write(ch);
				i++;
			}
		}
	}
}

int main(string[] argv)
{
	if(argv.length < 2)
		do_filt(stdin);
	
	else
		for(int i = 1; i < argv.length; i++)
		{
			File file = File(argv[i], "rb");
			do_filt(file);
		}
	return 0;
}