add hw2

node_modules/ip-address/dist/common.js

@@ -0,0 +1,46 @@
+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+exports.isInSubnet = isInSubnet;
+exports.isCorrect = isCorrect;
+exports.numberToPaddedHex = numberToPaddedHex;
+exports.stringToPaddedHex = stringToPaddedHex;
+exports.testBit = testBit;
+function isInSubnet(address) {
+    if (this.subnetMask < address.subnetMask) {
+        return false;
+    }
+    if (this.mask(address.subnetMask) === address.mask()) {
+        return true;
+    }
+    return false;
+}
+function isCorrect(defaultBits) {
+    return function () {
+        if (this.addressMinusSuffix !== this.correctForm()) {
+            return false;
+        }
+        if (this.subnetMask === defaultBits && !this.parsedSubnet) {
+            return true;
+        }
+        return this.parsedSubnet === String(this.subnetMask);
+    };
+}
+function numberToPaddedHex(number) {
+    return number.toString(16).padStart(2, '0');
+}
+function stringToPaddedHex(numberString) {
+    return numberToPaddedHex(parseInt(numberString, 10));
+}
+/**
+ * @param binaryValue Binary representation of a value (e.g. `10`)
+ * @param position Byte position, where 0 is the least significant bit
+ */
+function testBit(binaryValue, position) {
+    const { length } = binaryValue;
+    if (position > length) {
+        return false;
+    }
+    const positionInString = length - position;
+    return binaryValue.substring(positionInString, positionInString + 1) === '1';
+}
+//# sourceMappingURL=common.js.map