object-lib - npm Package Compare versions

Comparing version 2.0.0 to 2.0.1

lib/core/contains.js

 "use strict";
 
-const contains = (haystack, needle) => {
-  const needleType = typeof needle;
-  const haystackType = typeof haystack;
+const objectScan = require('object-scan');
 
-  if (needleType !== haystackType) {
-    return false;
-  }
+const scanner = objectScan(['**'], {
+  rtn: 'context',
+  abort: true,
+  breakFn: ({
+    isLeaf,
+    isMatch,
+    property,
+    value,
+    context
+  }) => {
+    const {
+      stack
+    } = context;
+    const last = stack[stack.length - 1];
 
-  if (needleType === 'object') {
-    const needleIsArray = Array.isArray(needle);
-    const haystackIsArray = Array.isArray(haystack);
+    if (isMatch && !(property in last)) {
+      context.result = false;
+      return true;
+    }
 
-    if (needleIsArray !== haystackIsArray) {
-      return false;
-    } // exact match for arrays
+    const current = isMatch ? last[property] : last;
 
-
-    if (needleIsArray) {
-      if (needle.length !== haystack.length) {
-        return false;
+    if (isLeaf) {
+      if (value !== current) {
+        context.result = false;
+        return true;
       }
+    } else if (value instanceof Object !== current instanceof Object || Array.isArray(value) !== Array.isArray(current) || Array.isArray(value) && value.length !== current.length) {
+      context.result = false;
+      return true;
+    }
 
-      return needle.every((e, idx) => contains(haystack[idx], e));
-    } // subset match for object
+    stack.push(current);
+    return false;
+  },
+  filterFn: ({
+    context
+  }) => {
+    context.stack.pop();
+    return context.result !== true;
+  }
+});
 
-
-    return Object.keys(needle).every(key => contains(haystack[key], needle[key]));
-  } // default comparison
-
-
-  return haystack === needle;
-};
-
-module.exports = contains;
+module.exports = (tree, subtree) => {
+  const {
+    result
+  } = scanner(subtree, {
+    stack: [tree],
+    result: true
+  });
+  return result;
+};

package.json

 {
   "name": "object-lib",
-  "version": "2.0.0",
+  "version": "2.0.1",
   "main": "lib/index.js",
@@ -5,0 +5,0 @@ "repository": {

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Improved metrics

Total package byte prevSize

11364

increased by2.67%

Lines of code

164

increased by17.99%

No dependency changes