shell-2.txt

10000 $ ./diffdump 'def a(...); b(...); end' 'def a(x, ...); b(...); end'
--- /dev/fd/63	2025-05-10 14:00:39
+++ /dev/fd/62	2025-05-10 14:00:39
@@ -1,12 +1,17 @@
-== disasm: #<ISeq:<compiled>@<compiled>:1 (1,0)-(1,23)>
+== disasm: #<ISeq:<compiled>@<compiled>:1 (1,0)-(1,26)>
 0000 definemethod                           :a, a                     (   1)[Li]
 0003 putobject                              :a
 0005 leave
 
-== disasm: #<ISeq:a@<compiled>:1 (1,0)-(1,23)>
-local table (size: 1, argc: 0 [opts: 0, rest: -1, post: 0, block: -1, kw: -1@-1, kwrest: -1])
-[ 1] "..."@0
+== disasm: #<ISeq:a@<compiled>:1 (1,0)-(1,26)>
+local table (size: 5, argc: 1 [opts: 0, rest: 1, post: 0, block: 3, kw: -1@-1, kwrest: 2])
+[ 5] x@0<Arg>   [ 4] "*"@1<AnonRest>[ 3] "**"@2<AnonKwrest>[ 2] "&"@3<Block>[ 1] "..."@4
 0000 putself                                                          (   1)[LiCa]
-0001 getlocal_WC_0                          "..."@0
-0003 sendforward                            <calldata!mid:b, argc:0, FCALL|FORWARDING>, nil
-0006 leave                                  [Re]
+0001 getlocal_WC_0                          "*"@1
+0003 splatarray                             true
+0005 getlocal_WC_0                          "**"@2
+0007 getblockparamproxy                     "&"@3, 0
+0010 splatkw
+0011 splatkw
+0012 send                                   <calldata!mid:b, argc:2, ARGS_SPLAT|ARGS_SPLAT_MUT|ARGS_BLOCKARG|FCALL|KW_SPLAT>, nil
+0015 leave                                  [Re]
10001 $