Stub implementation for Ellipsis.

src/analysis/scoping_analysis.cpp

@@ -524,6 +524,7 @@ public:
     // bool visit_classdef(AST_ClassDef *node) override { return false; }
     bool visit_continue(AST_Continue* node) override { return false; }
     bool visit_dict(AST_Dict* node) override { return false; }
+    bool visit_ellipsis(AST_Ellipsis* node) override { return false; }
     bool visit_excepthandler(AST_ExceptHandler* node) override { return false; }
     bool visit_expr(AST_Expr* node) override { return false; }
     bool visit_extslice(AST_ExtSlice* node) override { return false; }

src/codegen/parser.cpp

@@ -384,6 +384,12 @@ AST_DictComp* read_dictcomp(BufferedReader* reader) {
     return rtn;
 }
 
+AST_Ellipsis* read_ellipsis(BufferedReader* reader) {
+    AST_Ellipsis* rtn = new AST_Ellipsis();
+    rtn->col_offset = -1;
+    rtn->lineno = -1;
+    return rtn;
+}
 
 AST_ExceptHandler* read_excepthandler(BufferedReader* reader) {
     AST_ExceptHandler* rtn = new AST_ExceptHandler();
@@ -822,6 +828,8 @@ AST_expr* readASTExpr(BufferedReader* reader) {
             return read_dict(reader);
         case AST_TYPE::DictComp:
             return read_dictcomp(reader);
+        case AST_TYPE::Ellipsis:
+            return read_ellipsis(reader);
         case AST_TYPE::ExtSlice:
             return read_extslice(reader);
         case AST_TYPE::GeneratorExp:

src/codegen/serialize_ast.cpp

@@ -277,6 +277,7 @@ private:
         writeExpr(node->value);
         return true;
     }
+    virtual bool visit_ellipsis(AST_Ellipsis* node) { return true; }
     virtual bool visit_excepthandler(AST_ExceptHandler* node) {
         writeStmtVector(node->body);
         writeColOffset(node->col_offset);

src/core/ast.cpp

@@ -2034,6 +2034,10 @@ public:
         output->push_back(node);
         return false;
     }
+    virtual bool visit_ellipsis(AST_Ellipsis* node) {
+        output->push_back(node);
+        return false;
+    }
     virtual bool visit_excepthandler(AST_ExceptHandler* node) {
         output->push_back(node);
         return false;

src/core/cfg.cpp

@@ -855,6 +855,8 @@ private:
         return rtn;
     }
 
+    AST_expr* remapEllipsis(AST_Ellipsis* node) { return node; }
+
     AST_expr* remapExtSlice(AST_ExtSlice* node) {
         AST_ExtSlice* rtn = new AST_ExtSlice();
         rtn->lineno = node->lineno;
@@ -1183,6 +1185,9 @@ private:
             case AST_TYPE::DictComp:
                 rtn = remapScopedComprehension<AST_Dict>(ast_cast<AST_DictComp>(node));
                 break;
+            case AST_TYPE::Ellipsis:
+                rtn = remapEllipsis(ast_cast<AST_Ellipsis>(node));
+                break;
             case AST_TYPE::ExtSlice:
                 rtn = remapExtSlice(ast_cast<AST_ExtSlice>(node));
                 break;