node_modules: upgrade

node_modules/yaml/dist/schema/yaml-1.1/set.js

@@ -1,6 +1,6 @@
 'use strict';
 
-var Node = require('../../nodes/Node.js');
+var identity = require('../../nodes/identity.js');
 var Pair = require('../../nodes/Pair.js');
 var YAMLMap = require('../../nodes/YAMLMap.js');
 
@@ -11,7 +11,7 @@ class YAMLSet extends YAMLMap.YAMLMap {
     }
     add(key) {
         let pair;
-        if (Node.isPair(key))
+        if (identity.isPair(key))
             pair = key;
         else if (key &&
             typeof key === 'object' &&
@@ -31,8 +31,8 @@ class YAMLSet extends YAMLMap.YAMLMap {
      */
     get(key, keepPair) {
         const pair = YAMLMap.findPair(this.items, key);
-        return !keepPair && Node.isPair(pair)
-            ? Node.isScalar(pair.key)
+        return !keepPair && identity.isPair(pair)
+            ? identity.isScalar(pair.key)
                 ? pair.key.value
                 : pair.key
             : pair;
@@ -59,28 +59,9 @@ class YAMLSet extends YAMLMap.YAMLMap {
         else
             throw new Error('Set items must all have null values');
     }
-}
-YAMLSet.tag = 'tag:yaml.org,2002:set';
-const set = {
-    collection: 'map',
-    identify: value => value instanceof Set,
-    nodeClass: YAMLSet,
-    default: false,
-    tag: 'tag:yaml.org,2002:set',
-    resolve(map, onError) {
-        if (Node.isMap(map)) {
-            if (map.hasAllNullValues(true))
-                return Object.assign(new YAMLSet(), map);
-            else
-                onError('Set items must all have null values');
-        }
-        else
-            onError('Expected a mapping for this tag');
-        return map;
-    },
-    createNode(schema, iterable, ctx) {
+    static from(schema, iterable, ctx) {
         const { replacer } = ctx;
-        const set = new YAMLSet(schema);
+        const set = new this(schema);
         if (iterable && Symbol.iterator in Object(iterable))
             for (let value of iterable) {
                 if (typeof replacer === 'function')
@@ -89,6 +70,26 @@ const set = {
             }
         return set;
     }
+}
+YAMLSet.tag = 'tag:yaml.org,2002:set';
+const set = {
+    collection: 'map',
+    identify: value => value instanceof Set,
+    nodeClass: YAMLSet,
+    default: false,
+    tag: 'tag:yaml.org,2002:set',
+    createNode: (schema, iterable, ctx) => YAMLSet.from(schema, iterable, ctx),
+    resolve(map, onError) {
+        if (identity.isMap(map)) {
+            if (map.hasAllNullValues(true))
+                return Object.assign(new YAMLSet(), map);
+            else
+                onError('Set items must all have null values');
+        }
+        else
+            onError('Expected a mapping for this tag');
+        return map;
+    }
 };
 
 exports.YAMLSet = YAMLSet;