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@Hackerpilot Hackerpilot/dfix.d
Last active Aug 29, 2015

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DIP65 Upgrade Tool
// Don't use this file. Use this instead: https://github.com/Hackerpilot/dfix
// Automatically upgrades code to comply with DIP65.
// Requires libdparse: https://github.com/Hackerpilot/libdparse
module dfix;
import std.lexer;
import std.d.lexer;
import std.array;
import std.stdio;
void main(string[] args)
{
File input = File(args[1]);
File output = args.length > 2 ? File(args[2]) : stdout;
ubyte[] inputBytes = uninitializedArray!(ubyte[])(input.size);
input.rawRead(inputBytes);
StringCache cache = StringCache(StringCache.defaultBucketCount);
LexerConfig config;
config.fileName = args[1];
config.stringBehavior = StringBehavior.source;
auto tokens = byToken(inputBytes, config, &cache).array;
foreach (i; 0 .. tokens.length)
{
switch (tokens[i].type)
{
case tok!"catch":
size_t j = i + 1;
while (j < tokens.length && (tokens[j] == tok!"whitespace" || tokens[j] == tok!"comment"))
j++;
if (j < tokens.length && tokens[j].type != tok!"(")
{
output.write("catch (Throwable)");
break;
}
else
goto default;
default:
output.write(tokens[i].text is null
? str(tokens[i].type)
: tokens[i].text);
break;
}
}
}
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