2022.07.20 16:18:09 更新订阅

utils/rm/node_modules/ip-address/lib/v6/helpers.js

@@ -0,0 +1,64 @@
+'use strict';
+
+var sprintf = require('sprintf-js').sprintf;
+
+/**
+ * @returns {String} the string with all zeroes contained in a <span>
+ */
+var spanAllZeroes = exports.spanAllZeroes = function (s) {
+  return s.replace(/(0+)/g, '<span class="zero">$1</span>');
+};
+
+/**
+ * @returns {String} the string with each character contained in a <span>
+ */
+exports.spanAll = function (s, optionalOffset) {
+  if (optionalOffset === undefined) {
+    optionalOffset = 0;
+  }
+
+  var letters = s.split('');
+
+  return letters.map(function (n, i) {
+    return sprintf('<span class="digit value-%s position-%d">%s</span>', n,
+      i + optionalOffset,
+      spanAllZeroes(n)); // XXX Use #base-2 .value-0 instead?
+  }).join('');
+};
+
+function spanLeadingZeroesSimple(group) {
+  return group.replace(/^(0+)/, '<span class="zero">$1</span>');
+}
+
+/**
+ * @returns {String} the string with leading zeroes contained in a <span>
+ */
+exports.spanLeadingZeroes = function (address) {
+  var groups = address.split(':');
+
+  return groups.map(function (g) {
+    return spanLeadingZeroesSimple(g);
+  }).join(':');
+};
+
+/**
+ * Groups an address
+ * @returns {String} a grouped address
+ */
+exports.simpleGroup = function (addressString, offset) {
+  var groups = addressString.split(':');
+
+  if (!offset) {
+    offset = 0;
+  }
+
+  return groups.map(function (g, i) {
+    if (/group-v4/.test(g)) {
+      return g;
+    }
+
+    return sprintf('<span class="hover-group group-%d">%s</span>',
+      i + offset,
+      spanLeadingZeroesSimple(g));
+  }).join(':');
+};