fix

web/src/lib/utils/ip.ts

@@ -0,0 +1,14 @@
+export const IPV4_REGEX = new RegExp(/^\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}$/);
+
+/**
+ * Private IP Address Identifier in Regular Expression
+ *
+ * 127.  0.0.0 – 127.255.255.255     127.0.0.0 /8
+ *  10.  0.0.0 –  10.255.255.255      10.0.0.0 /8
+ * 172. 16.0.0 – 172. 31.255.255    172.16.0.0 /12
+ * 192.168.0.0 – 192.168.255.255   192.168.0.0 /16
+ */
+export function isPrivateIP(ip: string) {
+  const ipRegex = /^(127\.)|(10\.)|(172\.1[6-9]\.)|(172\.2[0-9]\.)|(172\.3[0-1]\.)|(192\.168\.)/;
+  return ipRegex.test(ip);
+}

web/src/lib/utils/number.ts

@@ -0,0 +1,7 @@
+export function isBetween(v: any, n1: number, n2: number): boolean {
+  if (Number.isNaN(v)) {
+    return false;
+  }
+  const n = Number(v);
+  return n1 <= n && n >= n2;
+}

web/src/lib/utils/object.ts

@@ -0,0 +1,3 @@
+export function isObject(obj: object) {
+  return Object.prototype.toString.call(obj) === '[object Object]';
+}