Merge pull request #219 from ruby-go-gem/feature/array

Add `RARRAY_` functions

Author: sue445

Gemfile

@@ -6,7 +6,7 @@ group :development do
   gem "rake"
   gem "rubocop", require: false
   gem "rubocop_auto_corrector", require: false
-  gem "ruby_header_parser"
+  gem "ruby_header_parser", ">= 0.3.0"
   gem "yard"
 end
 

Gemfile.lock

@@ -112,7 +112,7 @@ GEM
     rubocop_auto_corrector (0.5.0)
       rubocop (>= 1.30.0)
     ruby-progressbar (1.13.0)
-    ruby_header_parser (0.2.0)
+    ruby_header_parser (0.3.0)
     securerandom (0.3.1)
     serverspec (2.42.3)
       multi_json
@@ -168,7 +168,7 @@ DEPENDENCIES
   rspec-temp_dir
   rubocop
   rubocop_auto_corrector
-  ruby_header_parser
+  ruby_header_parser (>= 0.3.0)
   serverspec
   steep
   test-unit

ruby/function_generated.go

@@ -0,0 +1,18 @@
+package ruby
+
+/*
+#include "ruby.h"
+*/
+import "C"
+
+// c.f. https://github.com/ruby/ruby/blob/master/include/ruby/internal/core/rarray.h
+
+// RARRAY_LEN is alias to [RbArrayLen]
+func RARRAY_LEN(a VALUE) Long {
+	return RbArrayLen(a)
+}
+
+// RARRAY_CONST_PTR is alias to [RbArrayConstPtr]
+func RARRAY_CONST_PTR(a VALUE) *VALUE {
+	return RbArrayConstPtr(a)
+}