initial commit

2026-05-13 14:20:41 +00:00
commit 6e178d2012
6022 changed files with 399872 additions and 0 deletions
@@ -0,0 +1,61 @@
+'use strict';
+
+const nameStartChar = ':A-Za-z_\\u00C0-\\u00D6\\u00D8-\\u00F6\\u00F8-\\u02FF\\u0370-\\u037D\\u037F-\\u1FFF\\u200C-\\u200D\\u2070-\\u218F\\u2C00-\\u2FEF\\u3001-\\uD7FF\\uF900-\\uFDCF\\uFDF0-\\uFFFD';
+const nameChar = nameStartChar + '\\-.\\d\\u00B7\\u0300-\\u036F\\u203F-\\u2040';
+export const nameRegexp = '[' + nameStartChar + '][' + nameChar + ']*';
+const regexName = new RegExp('^' + nameRegexp + '$');
+
+export function getAllMatches(string, regex) {
+  const matches = [];
+  let match = regex.exec(string);
+  while (match) {
+    const allmatches = [];
+    allmatches.startIndex = regex.lastIndex - match[0].length;
+    const len = match.length;
+    for (let index = 0; index < len; index++) {
+      allmatches.push(match[index]);
+    }
+    matches.push(allmatches);
+    match = regex.exec(string);
+  }
+  return matches;
+}
+
+export const isName = function (string) {
+  const match = regexName.exec(string);
+  return !(match === null || typeof match === 'undefined');
+}
+
+export function isExist(v) {
+  return typeof v !== 'undefined';
+}
+
+export function isEmptyObject(obj) {
+  return Object.keys(obj).length === 0;
+}
+
+export function getValue(v) {
+  if (exports.isExist(v)) {
+    return v;
+  } else {
+    return '';
+  }
+}
+
+/**
+ * Dangerous property names that could lead to prototype pollution or security issues
+ */
+export const DANGEROUS_PROPERTY_NAMES = [
+  // '__proto__',
+  // 'constructor',
+  // 'prototype',
+  'hasOwnProperty',
+  'toString',
+  'valueOf',
+  '__defineGetter__',
+  '__defineSetter__',
+  '__lookupGetter__',
+  '__lookupSetter__'
+];
+
+export const criticalProperties = ["__proto__", "constructor", "prototype"];