Ruby Issue Tracking System

05/13/2025

07:57 AM Ruby Feature #21308: Replacing the Float#to_s (dtoa.c) implementation with a modern algorithm

The change in https://github.com/ruby/json/pull/768 was an easy win, because the previous implementation was calling into question`Float#to_s` via `rb_funcall`. The overhead of doing so is so extreme, that any implementation that would s... radiospiel (Enrico Thierbach)

03/27/2025

02:37 AM Ruby Revision d1f3c812 (git): Faster integer formatting

This commit provides an alternative implementation for a
long → decimal conversion.
The main difference is that it uses an algorithm pulled from
https://github.com/jeaiii/itoa.
The source there is C++, it was converted by hand to C for
... radiospiel (Enrico Thierbach)

03/24/2025

05:35 AM Ruby Revision c98e6a9b (git): [ruby/json] Extends license description

https://github.com/ruby/json/commit/cce3d1f6c1 radiospiel (Enrico Thierbach)

05:35 AM Ruby Revision a59333c5 (git): [ruby/json] Faster float formatting

This commit provides an alternative implementation for a float → decimal conversion.
It integrates a C implementation of Fabian Loitsch's Grisu-algorithm [[pdf]](http://florian.loitsch.com/publications/dtoa-pldi2010.pdf), extracted from... radiospiel (Enrico Thierbach)

05:35 AM Ruby Revision 528c08cc (git): [ruby/json] Adjust fpconv to add ".0" to integers

Adds a test case
fix
https://github.com/ruby/json/commit/fa5bdf87cb radiospiel (Enrico Thierbach)