From e06ec920f7a5d784e674c4c4b4e6d1da3dc7391d Mon Sep 17 00:00:00 2001
From: Piotr Russ <mail@pruss.it>
Date: Mon, 16 Nov 2020 00:10:28 +0100
Subject: api, login, auth

---
 node_modules/serialize-javascript/index.js | 259 +++++++++++++++++++++++++++++
 1 file changed, 259 insertions(+)
 create mode 100644 node_modules/serialize-javascript/index.js

(limited to 'node_modules/serialize-javascript/index.js')

diff --git a/node_modules/serialize-javascript/index.js b/node_modules/serialize-javascript/index.js
new file mode 100644
index 0000000..640db8f
--- /dev/null
+++ b/node_modules/serialize-javascript/index.js
@@ -0,0 +1,259 @@
+/*
+Copyright (c) 2014, Yahoo! Inc. All rights reserved.
+Copyrights licensed under the New BSD License.
+See the accompanying LICENSE file for terms.
+*/
+
+'use strict';
+
+var randomBytes = require('randombytes');
+
+// Generate an internal UID to make the regexp pattern harder to guess.
+var UID_LENGTH          = 16;
+var UID                 = generateUID();
+var PLACE_HOLDER_REGEXP = new RegExp('(\\\\)?"@__(F|R|D|M|S|A|U|I|B)-' + UID + '-(\\d+)__@"', 'g');
+
+var IS_NATIVE_CODE_REGEXP = /\{\s*\[native code\]\s*\}/g;
+var IS_PURE_FUNCTION = /function.*?\(/;
+var IS_ARROW_FUNCTION = /.*?=>.*?/;
+var UNSAFE_CHARS_REGEXP   = /[<>\/\u2028\u2029]/g;
+
+var RESERVED_SYMBOLS = ['*', 'async'];
+
+// Mapping of unsafe HTML and invalid JavaScript line terminator chars to their
+// Unicode char counterparts which are safe to use in JavaScript strings.
+var ESCAPED_CHARS = {
+    '<'     : '\\u003C',
+    '>'     : '\\u003E',
+    '/'     : '\\u002F',
+    '\u2028': '\\u2028',
+    '\u2029': '\\u2029'
+};
+
+function escapeUnsafeChars(unsafeChar) {
+    return ESCAPED_CHARS[unsafeChar];
+}
+
+function generateUID() {
+    var bytes = randomBytes(UID_LENGTH);
+    var result = '';
+    for(var i=0; i<UID_LENGTH; ++i) {
+        result += bytes[i].toString(16);
+    }
+    return result;
+}
+
+function deleteFunctions(obj){
+    var functionKeys = [];
+    for (var key in obj) {
+        if (typeof obj[key] === "function") {
+            functionKeys.push(key);
+        }
+    }
+    for (var i = 0; i < functionKeys.length; i++) {
+        delete obj[functionKeys[i]];
+    }
+}
+
+module.exports = function serialize(obj, options) {
+    options || (options = {});
+
+    // Backwards-compatibility for `space` as the second argument.
+    if (typeof options === 'number' || typeof options === 'string') {
+        options = {space: options};
+    }
+
+    var functions = [];
+    var regexps   = [];
+    var dates     = [];
+    var maps      = [];
+    var sets      = [];
+    var arrays    = [];
+    var undefs    = [];
+    var infinities= [];
+    var bigInts = [];
+
+    // Returns placeholders for functions and regexps (identified by index)
+    // which are later replaced by their string representation.
+    function replacer(key, value) {
+
+        // For nested function
+        if(options.ignoreFunction){
+            deleteFunctions(value);
+        }
+
+        if (!value && value !== undefined) {
+            return value;
+        }
+
+        // If the value is an object w/ a toJSON method, toJSON is called before
+        // the replacer runs, so we use this[key] to get the non-toJSONed value.
+        var origValue = this[key];
+        var type = typeof origValue;
+
+        if (type === 'object') {
+            if(origValue instanceof RegExp) {
+                return '@__R-' + UID + '-' + (regexps.push(origValue) - 1) + '__@';
+            }
+
+            if(origValue instanceof Date) {
+                return '@__D-' + UID + '-' + (dates.push(origValue) - 1) + '__@';
+            }
+
+            if(origValue instanceof Map) {
+                return '@__M-' + UID + '-' + (maps.push(origValue) - 1) + '__@';
+            }
+
+            if(origValue instanceof Set) {
+                return '@__S-' + UID + '-' + (sets.push(origValue) - 1) + '__@';
+            }
+
+            if(origValue instanceof Array) {
+                var isSparse = origValue.filter(function(){return true}).length !== origValue.length;
+                if (isSparse) {
+                    return '@__A-' + UID + '-' + (arrays.push(origValue) - 1) + '__@';
+                }
+            }
+        }
+
+        if (type === 'function') {
+            return '@__F-' + UID + '-' + (functions.push(origValue) - 1) + '__@';
+        }
+
+        if (type === 'undefined') {
+            return '@__U-' + UID + '-' + (undefs.push(origValue) - 1) + '__@';
+        }
+
+        if (type === 'number' && !isNaN(origValue) && !isFinite(origValue)) {
+            return '@__I-' + UID + '-' + (infinities.push(origValue) - 1) + '__@';
+        }
+
+        if (type === 'bigint') {
+            return '@__B-' + UID + '-' + (bigInts.push(origValue) - 1) + '__@';
+        }
+
+        return value;
+    }
+
+    function serializeFunc(fn) {
+      var serializedFn = fn.toString();
+      if (IS_NATIVE_CODE_REGEXP.test(serializedFn)) {
+          throw new TypeError('Serializing native function: ' + fn.name);
+      }
+
+      // pure functions, example: {key: function() {}}
+      if(IS_PURE_FUNCTION.test(serializedFn)) {
+          return serializedFn;
+      }
+
+      // arrow functions, example: arg1 => arg1+5
+      if(IS_ARROW_FUNCTION.test(serializedFn)) {
+          return serializedFn;
+      }
+
+      var argsStartsAt = serializedFn.indexOf('(');
+      var def = serializedFn.substr(0, argsStartsAt)
+        .trim()
+        .split(' ')
+        .filter(function(val) { return val.length > 0 });
+
+      var nonReservedSymbols = def.filter(function(val) {
+        return RESERVED_SYMBOLS.indexOf(val) === -1
+      });
+
+      // enhanced literal objects, example: {key() {}}
+      if(nonReservedSymbols.length > 0) {
+          return (def.indexOf('async') > -1 ? 'async ' : '') + 'function'
+            + (def.join('').indexOf('*') > -1 ? '*' : '')
+            + serializedFn.substr(argsStartsAt);
+      }
+
+      // arrow functions
+      return serializedFn;
+    }
+
+    // Check if the parameter is function
+    if (options.ignoreFunction && typeof obj === "function") {
+        obj = undefined;
+    }
+    // Protects against `JSON.stringify()` returning `undefined`, by serializing
+    // to the literal string: "undefined".
+    if (obj === undefined) {
+        return String(obj);
+    }
+
+    var str;
+
+    // Creates a JSON string representation of the value.
+    // NOTE: Node 0.12 goes into slow mode with extra JSON.stringify() args.
+    if (options.isJSON && !options.space) {
+        str = JSON.stringify(obj);
+    } else {
+        str = JSON.stringify(obj, options.isJSON ? null : replacer, options.space);
+    }
+
+    // Protects against `JSON.stringify()` returning `undefined`, by serializing
+    // to the literal string: "undefined".
+    if (typeof str !== 'string') {
+        return String(str);
+    }
+
+    // Replace unsafe HTML and invalid JavaScript line terminator chars with
+    // their safe Unicode char counterpart. This _must_ happen before the
+    // regexps and functions are serialized and added back to the string.
+    if (options.unsafe !== true) {
+        str = str.replace(UNSAFE_CHARS_REGEXP, escapeUnsafeChars);
+    }
+
+    if (functions.length === 0 && regexps.length === 0 && dates.length === 0 && maps.length === 0 && sets.length === 0 && arrays.length === 0 && undefs.length === 0 && infinities.length === 0 && bigInts.length === 0) {
+        return str;
+    }
+
+    // Replaces all occurrences of function, regexp, date, map and set placeholders in the
+    // JSON string with their string representations. If the original value can
+    // not be found, then `undefined` is used.
+    return str.replace(PLACE_HOLDER_REGEXP, function (match, backSlash, type, valueIndex) {
+        // The placeholder may not be preceded by a backslash. This is to prevent
+        // replacing things like `"a\"@__R-<UID>-0__@"` and thus outputting
+        // invalid JS.
+        if (backSlash) {
+            return match;
+        }
+
+        if (type === 'D') {
+            return "new Date(\"" + dates[valueIndex].toISOString() + "\")";
+        }
+
+        if (type === 'R') {
+            return "new RegExp(" + serialize(regexps[valueIndex].source) + ", \"" + regexps[valueIndex].flags + "\")";
+        }
+
+        if (type === 'M') {
+            return "new Map(" + serialize(Array.from(maps[valueIndex].entries()), options) + ")";
+        }
+
+        if (type === 'S') {
+            return "new Set(" + serialize(Array.from(sets[valueIndex].values()), options) + ")";
+        }
+
+        if (type === 'A') {
+            return "Array.prototype.slice.call(" + serialize(Object.assign({ length: arrays[valueIndex].length }, arrays[valueIndex]), options) + ")";
+        }
+
+        if (type === 'U') {
+            return 'undefined'
+        }
+
+        if (type === 'I') {
+            return infinities[valueIndex];
+        }
+
+        if (type === 'B') {
+            return "BigInt(\"" + bigInts[valueIndex] + "\")";
+        }
+
+        var fn = functions[valueIndex];
+
+        return serializeFunc(fn);
+    });
+}
-- 
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