adding dist

dist/index.js

@@ -15568,7 +15568,7 @@ function composeNode(ctx, token, props, onError) {
         node.srcToken = token;
     return node;
 }
-function composeEmptyNode(ctx, offset, before, pos, { spaceBefore, comment, anchor, tag }, onError) {
+function composeEmptyNode(ctx, offset, before, pos, { spaceBefore, comment, anchor, tag, end }, onError) {
     const token = {
         type: 'scalar',
         offset: utilEmptyScalarPosition.emptyScalarPosition(offset, before, pos),
@@ -15583,8 +15583,10 @@ function composeEmptyNode(ctx, offset, before, pos, { spaceBefore, comment, anch
     }
     if (spaceBefore)
         node.spaceBefore = true;
-    if (comment)
+    if (comment) {
         node.comment = comment;
+        node.range[2] = end;
+    }
     return node;
 }
 function composeAlias({ options }, { offset, source, end }, onError) {
@@ -17594,7 +17596,7 @@ function createNode(value, tagName, ctx) {
     if (value instanceof String ||
         value instanceof Number ||
         value instanceof Boolean ||
-        (typeof BigInt === 'function' && value instanceof BigInt) // not supported everywhere
+        (typeof BigInt !== 'undefined' && value instanceof BigInt) // not supported everywhere
     ) {
         // https://tc39.es/ecma262/#sec-serializejsonproperty
         value = value.valueOf();
@@ -22177,7 +22179,8 @@ class YAMLSet extends YAMLMap.YAMLMap {
         let pair;
         if (Node.isPair(key))
             pair = key;
-        else if (typeof key === 'object' &&
+        else if (key &&
+            typeof key === 'object' &&
             'key' in key &&
             'value' in key &&
             key.value === null)