Example: 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": if (i + 1 < tokens.length && tokens[i + 1].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; } } }