JuliaLang/julia — comment on commit 23ff5492aadeab89868503f0029ca87ba8015d5d
File: j/printf.j line 218
By StefanKarpinski:

Yeah, maybe. But I want to refactor this entire thing so that it avoids allocating any intermediate strings and whatnot on the heap. This serves as kind of a working prototype. So I'm not going to spend much effort on streamlining this since it's kind of transient anyway.