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[PRISM] Implement `PM_KEYWORD_HASH_NODE` for `defined?` 

Ruby code:

```ruby
defined? [a: [:b, :c]]
```

Instructions (without optimizations):

```
"********* Ruby *************"
== disasm: #<ISeq:<compiled>@<compiled>:0 (0,0)-(0,23)>
== catch table
| catch type: rescue st: 0001 ed: 0007 sp: 0000 cont: 0009
| == disasm: #<ISeq:defined guard in <compiled>@<compiled>:0 (0,0)-(-1,-1)>
| local table (size: 1, argc: 0 [opts: 0, rest: -1, post: 0, block: -1, kw: -1@-1, kwrest: -1])
| [ 1] "$!"@0
| 0000 putnil
| 0001 leave
|------------------------------------------------------------------------
0000 putnil
0001 putobject                              true
0003 branchunless                           9
0005 putobject                              "expression"
0007 swap
0008 pop
0009 leave

"********* PRISM *************"
== disasm: #<ISeq:<compiled>@<compiled>:0 (0,0)-(0,23)>
== catch table
| catch type: rescue st: 0000 ed: 0009 sp: 0000 cont: 0009
| == disasm: #<ISeq:defined guard in <compiled>@<compiled>:0 (0,0)-(-1,-1)>
| local table (size: 1, argc: 0 [opts: 0, rest: -1, post: 0, block: -1, kw: -1@-1, kwrest: -1])
| [ 1] "$!"@0
| 0000 putnil
| 0001 leave
|------------------------------------------------------------------------
0000 putnil
0001 putobject                              true
0003 branchunless                           9
0005 putobject                              "expression"
0007 swap
0008 pop
0009 leave
```

Instructions (with optimizations):

```
"********* Ruby *************"
== disasm: #<ISeq:<compiled>@<compiled>:0 (0,0)-(0,23)>
== catch table
| catch type: rescue st: 0001 ed: 0003 sp: 0000 cont: 0005
| == disasm: #<ISeq:defined guard in <compiled>@<compiled>:0 (0,0)-(-1,-1)>
| local table (size: 1, argc: 0 [opts: 0, rest: -1, post: 0, block: -1, kw: -1@-1, kwrest: -1])
| [ 1] "$!"@0
| 0000 putnil
| 0001 leave
|------------------------------------------------------------------------
0000 putnil
0001 putobject                              "expression"
0003 swap
0004 pop
0005 leave

"********* PRISM *************"
== disasm: #<ISeq:<compiled>@<compiled>:0 (0,0)-(0,23)>
== catch table
| catch type: rescue st: 0000 ed: 0005 sp: 0000 cont: 0005
| == disasm: #<ISeq:defined guard in <compiled>@<compiled>:0 (0,0)-(-1,-1)>
| local table (size: 1, argc: 0 [opts: 0, rest: -1, post: 0, block: -1, kw: -1@-1, kwrest: -1])
| [ 1] "$!"@0
| 0000 putnil
| 0001 leave
|------------------------------------------------------------------------
0000 putnil
0001 putobject                              "expression"
0003 swap
0004 pop
0005 leave
```
This commit is contained in:
eileencodes 2023-12-05 14:06:01 -05:00 коммит произвёл Jemma Issroff
Родитель 8649764522
Коммит 4547108448
2 изменённых файлов: 2 добавлений и 0 удалений
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1
prism_compile.c
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@ -1489,6 +1489,7 @@ pm_compile_defined_expr0(rb_iseq_t *iseq, const pm_node_t *node, LINK_ANCHOR *co
case PM_INTEGER_NODE:
case PM_INTERPOLATED_REGULAR_EXPRESSION_NODE:
case PM_INTERPOLATED_STRING_NODE:
case PM_KEYWORD_HASH_NODE:
case PM_LAMBDA_NODE:
case PM_OR_NODE:
case PM_RANGE_NODE:

1
test/ruby/test_compile_prism.rb
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@ -127,6 +127,7 @@ module Prism
assert_prism_eval("defined? [*b]")
assert_prism_eval("defined? [[*1..2], 3, *4..5]")
assert_prism_eval("defined? [a: [:b, :c]]")
assert_prism_eval("defined? @a")
assert_prism_eval("defined? $a")