Handrolled Parser #722

Job	Run time
Ruby memcheck	33s
ruby-versions / Generate Ruby versions	2s
ubuntu-22.04 2.7	42s
ubuntu-22.04 3.0	29s
ubuntu-22.04 3.1	29s
ubuntu-22.04 3.2	30s
ubuntu-22.04 3.3	31s
ubuntu-22.04 3.4	31s
ubuntu-22.04 head	1m 19s
ubuntu-22.04 jruby	1m 12s
ubuntu-22.04 jruby-head	1m 12s
macos-13 2.7	1m 25s
macos-13 3.0	42s
macos-13 3.1	31s
macos-13 3.2	50s
macos-13 3.3	30s
macos-13 3.4	37s
macos-13 head	36s
macos-13 jruby	1m 26s
macos-13 jruby-head	1m 33s
macos-14 2.7	39s
macos-14 3.0	39s
macos-14 3.1	23s
macos-14 3.2	22s
macos-14 3.3	21s
macos-14 3.4	20s
macos-14 head	44s
macos-14 jruby	59s
macos-14 jruby-head	55s
windows-latest 2.7	2m 55s
windows-latest 3.0	1m 54s
windows-latest 3.1	1m 58s
windows-latest 3.2	2m 30s
windows-latest 3.3	2m 15s
windows-latest 3.4	3m 6s
windows-latest head	1m 12s
windows-latest mswin	1m 9s
ubuntu-latest jruby-9.4	1m 8s
macos-latest truffleruby-head	58s
ubuntu-latest truffleruby-head	2m 16s
	42m 23s

Provide feedback