Move ripper_validate_object to ripper_init.c.tmpl

1 files changed, 31 insertions, 0 deletions

diff --git a/ext/ripper/ripper_init.c.tmpl b/ext/ripper/ripper_init.c.tmpl
index 1cd701844c..2386f54c0e 100644
--- a/ext/ripper/ripper_init.c.tmpl
+++ b/ext/ripper/ripper_init.c.tmpl
@@ -477,6 +477,37 @@ ripper_raw_value(VALUE self, VALUE obj)
 {
     return ULONG2NUM(obj);
 }
+
+/* :nodoc: */
+static VALUE
+ripper_validate_object(VALUE self, VALUE x)
+{
+    if (x == Qfalse) return x;
+    if (x == Qtrue) return x;
+    if (NIL_P(x)) return x;
+    if (UNDEF_P(x))
+        rb_raise(rb_eArgError, "Qundef given");
+    if (FIXNUM_P(x)) return x;
+    if (SYMBOL_P(x)) return x;
+    switch (BUILTIN_TYPE(x)) {
+      case T_STRING:
+      case T_OBJECT:
+      case T_ARRAY:
+      case T_BIGNUM:
+      case T_FLOAT:
+      case T_COMPLEX:
+      case T_RATIONAL:
+        break;
+      default:
+        rb_raise(rb_eArgError, "wrong type of ruby object: %p (%s)",
+                 (void *)x, rb_obj_classname(x));
+    }
+    if (!RBASIC_CLASS(x)) {
+        rb_raise(rb_eArgError, "hidden ruby object: %p (%s)",
+                 (void *)x, rb_builtin_type_name(TYPE(x)));
+    }
+    return x;
+}
 #endif
 
 #ifdef UNIVERSAL_PARSER