Mark some Primitives as public

Author: eregon

src/annotations/java/org/truffleruby/annotations/Primitive.java

@@ -33,4 +33,7 @@
 
     /** Use these names in Ruby core methods stubs, ignore argument names in Java specializations. */
     String[] argumentNames() default {};
+
+    /** Whether this Primitive can be used outside the TruffleRuby repository. */
+    boolean isPublic() default false;
 }

src/main/java/org/truffleruby/core/regexp/MatchDataNodes.java

@@ -220,11 +220,11 @@ RubyMatchData fixupMatchData(RubyMatchData matchData, int startPos,
         }
     }
 
-    @Primitive(name = "matchdata_create_single_group", lowerFixnum = { 2, 3 })
+    @Primitive(name = "matchdata_create_single_group", lowerFixnum = { 2, 3 }, isPublic = true)
     public abstract static class MatchDataCreateSingleGroupNode extends PrimitiveArrayArgumentsNode {
 
         @Specialization
-        Object create(Object regexp, Object string, int start, int end) {
+        RubyMatchData create(Object regexp, Object string, int start, int end) {
             final MultiRegion region = new MultiRegion(start, end);
             RubyMatchData matchData = new RubyMatchData(
                     coreLibrary().matchDataClass,
@@ -620,7 +620,7 @@ protected boolean inBounds(RubyMatchData matchData, int index) {
         }
     }
 
-    @Primitive(name = "match_data_byte_begin", lowerFixnum = 1)
+    @Primitive(name = "match_data_byte_begin", lowerFixnum = 1, isPublic = true)
     public abstract static class ByteBeginNode extends PrimitiveArrayArgumentsNode {
 
         @Specialization(guards = "inBounds(matchData, index)")
@@ -649,7 +649,7 @@ protected boolean inBounds(RubyMatchData matchData, int index) {
         }
     }
 
-    @Primitive(name = "match_data_byte_end", lowerFixnum = 1)
+    @Primitive(name = "match_data_byte_end", lowerFixnum = 1, isPublic = true)
     public abstract static class ByteEndNode extends PrimitiveArrayArgumentsNode {
 
         @Specialization(guards = "inBounds(matchData, index)")

src/main/java/org/truffleruby/core/support/TypeNodes.java

@@ -65,7 +65,7 @@
 @CoreModule("Truffle::Type")
 public abstract class TypeNodes {
 
-    @Primitive(name = "is_a?")
+    @Primitive(name = "is_a?", isPublic = true)
     public abstract static class IsAPrimitiveNode extends PrimitiveArrayArgumentsNode {
         @Specialization
         boolean isA(Object object, RubyModule module,
@@ -84,7 +84,7 @@ boolean respondTo(Object object, RubySymbol name, boolean includePrivate,
         }
     }
 
-    @Primitive(name = "class")
+    @Primitive(name = "class", isPublic = true)
     public abstract static class ClassPrimitiveNode extends PrimitiveArrayArgumentsNode {
         @Specialization
         RubyClass objectClass(Object object,
@@ -544,7 +544,7 @@ boolean isUndefined(Object value) {
         }
     }
 
-    @Primitive(name = "as_boolean")
+    @Primitive(name = "as_boolean", isPublic = true)
     public abstract static class AsBooleanNode extends PrimitiveArrayArgumentsNode {
 
         @Specialization