transpile

Author: tyru

js/vimlparser.js

@@ -2207,6 +2207,18 @@ VimLParser.prototype.parse_constlvalue = function() {
     if (node.type == NODE_IDENTIFIER || node.type == NODE_CURLYNAME) {
         return node;
     }
+    else if (node.type == NODE_SUBSCRIPT || node.type == NODE_SLICE || node.type == NODE_DOT) {
+        throw Err("E996: Cannot lock a list or dict", node.pos);
+    }
+    else if (node.type == NODE_OPTION) {
+        throw Err("E996: Cannot lock an option", node.pos);
+    }
+    else if (node.type == NODE_ENV) {
+        throw Err("E996: Cannot lock an environment variable", node.pos);
+    }
+    else if (node.type == NODE_REG) {
+        throw Err("E996: Cannot lock a register", node.pos);
+    }
     throw Err("Invalid Expression", node.pos);
 }
 

py/vimlparser.py

@@ -1765,6 +1765,14 @@ def parse_constlvalue(self):
                 raise VimLParserException(Err(viml_printf("E461: Illegal variable name: %s", node.value), node.pos))
         if node.type == NODE_IDENTIFIER or node.type == NODE_CURLYNAME:
             return node
+        elif node.type == NODE_SUBSCRIPT or node.type == NODE_SLICE or node.type == NODE_DOT:
+            raise VimLParserException(Err("E996: Cannot lock a list or dict", node.pos))
+        elif node.type == NODE_OPTION:
+            raise VimLParserException(Err("E996: Cannot lock an option", node.pos))
+        elif node.type == NODE_ENV:
+            raise VimLParserException(Err("E996: Cannot lock an environment variable", node.pos))
+        elif node.type == NODE_REG:
+            raise VimLParserException(Err("E996: Cannot lock a register", node.pos))
         raise VimLParserException(Err("Invalid Expression", node.pos))
 
     def parse_lvaluelist(self):