range.patch

diff --git a/src/compiler.c b/src/compiler.c
index 9705fc0..855084d 100644
--- a/src/compiler.c
+++ b/src/compiler.c
@@ -3567,6 +3567,16 @@ static void list(struct GlobalState * state, int exprType, RewindState *rewind)
 			/* Nested fun times */
 			state->parser.previous = syntheticToken("<listcomp>");
 			comprehensionExpression(state, scannerBefore, parserBefore, listInner, OP_MAKE_LIST);
+		} else if (match(TOKEN_ELLIPSIS)) {
+			expression(state);
+			if (match(TOKEN_RIGHT_SQUARE)) {
+				emitByte(OP_INRANGE);
+			} else {
+				consume(TOKEN_RIGHT_PAREN, "Expected ']' or ')' after range expression.");
+				emitByte(OP_EXRANGE);
+			}
+			stopEatingWhitespace();
+			return;
 		} else {
 			size_t argCount = 1;
 			while (match(TOKEN_COMMA) && !check(TOKEN_RIGHT_SQUARE)) {
diff --git a/src/kuroko/object.h b/src/kuroko/object.h
index 00f0259..63cdce8 100644
--- a/src/kuroko/object.h
+++ b/src/kuroko/object.h
@@ -266,6 +266,8 @@ typedef struct KrkClass {
 	KrkObj * _format;
 	KrkObj * _new;
 	KrkObj * _bool;
+	KrkObj * _inrange, * _rinrange;
+	KrkObj * _exrange, * _rexrange;
 
 	size_t cacheIndex;
 } KrkClass;
diff --git a/src/methods.h b/src/methods.h
index 167af6e..e7a0897 100644
--- a/src/methods.h
+++ b/src/methods.h
@@ -70,3 +70,8 @@ SPECIAL_ATTRS(FUNC,      "__func__")
 SPECIAL_ATTRS(BLDCLS,    "__build_class__")
 SPECIAL_ATTRS(MAIN,      "__main__")
 SPECIAL_ATTRS(ALL,       "__all__")
+
+CACHED_METHOD(INRANGE,  "__inrange__",  _inrange)
+CACHED_METHOD(RINRANGE, "__rinrange__", _rinrange)
+CACHED_METHOD(EXRANGE,  "__exrange__",  _exrange)
+CACHED_METHOD(REXRANGE, "__rexrange__", _rexrange)
diff --git a/src/obj_numeric.c b/src/obj_numeric.c
index cc6b4c3..2a6a702 100644
--- a/src/obj_numeric.c
+++ b/src/obj_numeric.c
@@ -595,6 +595,21 @@ KRK_Method(int,__pos__) {
 	return argv[0];
 }
 
+KRK_Method(int,__inrange__) {
+	krk_push(OBJECT_VAL(KRK_BASE_CLASS(range)));
+	krk_push(argv[0]);
+	extern KrkValue krk_operator_add (KrkValue a, KrkValue b);
+	krk_push(krk_operator_add(argv[1], INTEGER_VAL(1)));
+	return krk_callStack(2);
+}
+
+KRK_Method(int,__exrange__) {
+	krk_push(OBJECT_VAL(KRK_BASE_CLASS(range)));
+	krk_push(argv[0]);
+	krk_push(argv[1]);
+	return krk_callStack(2);
+}
+
 #undef CURRENT_CTYPE
 #define CURRENT_CTYPE double
 
@@ -936,6 +951,8 @@ void _createAndBind_numericClasses(void) {
 	BIND_METHOD(int,__neg__);
 	BIND_METHOD(int,__abs__);
 	BIND_METHOD(int,__pos__);
+	BIND_METHOD(int,__inrange__);
+	BIND_METHOD(int,__exrange__);
 
 	krk_finalizeClass(_int);
 	KRK_DOC(_int, "Convert a number or string type to an integer representation.");
diff --git a/src/opcodes.h b/src/opcodes.h
index 88c3e3c..42d44dd 100644
--- a/src/opcodes.h
+++ b/src/opcodes.h
@@ -125,3 +125,6 @@ SIMPLE(OP_SWAP_POP)
 COMPLICATED(OP_OVERLONG_JUMP,OVERLONG_JUMP_MORE)
 SIMPLE(OP_PUSH_BUILD_CLASS)
 SIMPLE(OP_IMPORT_STAR)
+
+SIMPLE(OP_INRANGE)
+SIMPLE(OP_EXRANGE)
diff --git a/src/vm.c b/src/vm.c
index 50fb27f..87269f1 100644
--- a/src/vm.c
+++ b/src/vm.c
@@ -1043,6 +1043,9 @@ MAKE_BIN_OP(truediv,"/",rtruediv)
 MAKE_BIN_OP(floordiv,"//",rfloordiv)
 MAKE_BIN_OP(matmul,"@",rmatmul)
 
+MAKE_COMPARE_OP(inrange,"]",rinrange)
+MAKE_COMPARE_OP(exrange,")",rexrange)
+
 MAKE_COMPARE_OP(lt, "<", gt)
 MAKE_COMPARE_OP(gt, ">", lt)
 MAKE_COMPARE_OP(le, "<=", ge)
@@ -2341,6 +2344,8 @@ _finishReturn: (void)0;
 			case OP_NOT:   krk_push(BOOLEAN_VAL(krk_isFalsey(krk_peek(0)))); /* fallthrough */
 			case OP_SWAP_POP: krk_swap(1); /* fallthrough */
 			case OP_POP:   krk_pop(); break;
+			case OP_INRANGE:       BINARY_OP(inrange);
+			case OP_EXRANGE:       BINARY_OP(exrange);
 
 			case OP_INPLACE_ADD:        INPLACE_BINARY_OP(add)
 			case OP_INPLACE_SUBTRACT:   INPLACE_BINARY_OP(sub)