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authorAaron Patterson <tenderlove@ruby-lang.org>2024-01-10 16:27:00 -0800
committerAaron Patterson <aaron.patterson@gmail.com>2024-01-11 11:31:59 -0800
commitf2149dc094a92bd1aa29622f9585247d491f7a08 (patch)
tree2617a515e15f243966fc4e549daf0e4c046905a4
parent72be7860170d2ccec7713a2b0ef43da133799d71 (diff)
[PRISM] Support repeated required parameter names.
Fixes: https://github.com/ruby/prism/issues/2062 This patch only fixes positional parameters, we still need to fix the other cases spelled out in test/prism/fixtures/repeat_parameters.txt
-rw-r--r--prism_compile.c17
-rw-r--r--test/ruby/test_compile_prism.rb4
2 files changed, 9 insertions, 12 deletions
diff --git a/prism_compile.c b/prism_compile.c
index ed5f1367ed..9594be7065 100644
--- a/prism_compile.c
+++ b/prism_compile.c
@@ -5582,7 +5582,6 @@ pm_compile_node(rb_iseq_t *iseq, const pm_node_t *node, LINK_ANCHOR *const ret,
}
if (requireds_list) {
- int number_of_anonymous_locals = 0;
for (size_t i = 0; i < requireds_list->size; i++) {
// For each MultiTargetNode, we're going to have one
// additional anonymous local not represented in the locals table
@@ -5592,19 +5591,11 @@ pm_compile_node(rb_iseq_t *iseq, const pm_node_t *node, LINK_ANCHOR *const ret,
table_size++;
}
else if (PM_NODE_TYPE_P(required, PM_REQUIRED_PARAMETER_NODE)) {
- if (pm_constant_id_lookup(scope_node, ((pm_required_parameter_node_t *)required)->name) == rb_intern("_")) {
- number_of_anonymous_locals++;
+ if (PM_NODE_FLAG_P(required, PM_PARAMETER_FLAGS_REPEATED_PARAMETER)) {
+ table_size++;
}
}
}
-
- // For each anonymous local we also want to increase the size
- // of the locals table. Prism's locals table accounts for all
- // anonymous locals as 1, so we need to increase the table size
- // by the number of anonymous locals - 1
- if (number_of_anonymous_locals > 1) {
- table_size += (number_of_anonymous_locals - 1);
- }
}
if (posts_list) {
@@ -5686,7 +5677,9 @@ pm_compile_node(rb_iseq_t *iseq, const pm_node_t *node, LINK_ANCHOR *const ret,
case PM_REQUIRED_PARAMETER_NODE: {
pm_required_parameter_node_t * param = (pm_required_parameter_node_t *)required;
- pm_insert_local_index(param->name, local_index, index_lookup_table, local_table_for_iseq, scope_node);
+ if (!PM_NODE_FLAG_P(required, PM_PARAMETER_FLAGS_REPEATED_PARAMETER)) {
+ pm_insert_local_index(param->name, local_index, index_lookup_table, local_table_for_iseq, scope_node);
+ }
break;
}
default: {
diff --git a/test/ruby/test_compile_prism.rb b/test/ruby/test_compile_prism.rb
index 99f932a238..835b3b819b 100644
--- a/test/ruby/test_compile_prism.rb
+++ b/test/ruby/test_compile_prism.rb
@@ -1299,6 +1299,10 @@ module Prism
CODE
end
+ def test_repeated_method_params
+ assert_prism_eval("def self.foo(_a, _a); _a; end; foo(1, 2)")
+ end
+
def test_method_parameters
assert_prism_eval(<<-CODE)
def self.prism_test_method_parameters(a, b=1, *c, d:, e: 2, **f, &g)