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website/functions/node_modules/protobufjs/src/util/longbits.js

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+"use strict";
+module.exports = LongBits;
+
+var util = require("../util/minimal");
+
+/**
+ * Constructs new long bits.
+ * @classdesc Helper class for working with the low and high bits of a 64 bit value.
+ * @memberof util
+ * @constructor
+ * @param {number} lo Low 32 bits, unsigned
+ * @param {number} hi High 32 bits, unsigned
+ */
+function LongBits(lo, hi) {
+
+    // note that the casts below are theoretically unnecessary as of today, but older statically
+    // generated converter code might still call the ctor with signed 32bits. kept for compat.
+
+    /**
+     * Low bits.
+     * @type {number}
+     */
+    this.lo = lo >>> 0;
+
+    /**
+     * High bits.
+     * @type {number}
+     */
+    this.hi = hi >>> 0;
+}
+
+/**
+ * Zero bits.
+ * @memberof util.LongBits
+ * @type {util.LongBits}
+ */
+var zero = LongBits.zero = new LongBits(0, 0);
+
+zero.toNumber = function() { return 0; };
+zero.zzEncode = zero.zzDecode = function() { return this; };
+zero.length = function() { return 1; };
+
+/**
+ * Zero hash.
+ * @memberof util.LongBits
+ * @type {string}
+ */
+var zeroHash = LongBits.zeroHash = "\0\0\0\0\0\0\0\0";
+
+/**
+ * Constructs new long bits from the specified number.
+ * @param {number} value Value
+ * @returns {util.LongBits} Instance
+ */
+LongBits.fromNumber = function fromNumber(value) {
+    if (value === 0)
+        return zero;
+    var sign = value < 0;
+    if (sign)
+        value = -value;
+    var lo = value >>> 0,
+        hi = (value - lo) / 4294967296 >>> 0;
+    if (sign) {
+        hi = ~hi >>> 0;
+        lo = ~lo >>> 0;
+        if (++lo > 4294967295) {
+            lo = 0;
+            if (++hi > 4294967295)
+                hi = 0;
+        }
+    }
+    return new LongBits(lo, hi);
+};
+
+/**
+ * Constructs new long bits from a number, long or string.
+ * @param {Long|number|string} value Value
+ * @returns {util.LongBits} Instance
+ */
+LongBits.from = function from(value) {
+    if (typeof value === "number")
+        return LongBits.fromNumber(value);
+    if (util.isString(value)) {
+        /* istanbul ignore else */
+        if (util.Long)
+            value = util.Long.fromString(value);
+        else
+            return LongBits.fromNumber(parseInt(value, 10));
+    }
+    return value.low || value.high ? new LongBits(value.low >>> 0, value.high >>> 0) : zero;
+};
+
+/**
+ * Converts this long bits to a possibly unsafe JavaScript number.
+ * @param {boolean} [unsigned=false] Whether unsigned or not
+ * @returns {number} Possibly unsafe number
+ */
+LongBits.prototype.toNumber = function toNumber(unsigned) {
+    if (!unsigned && this.hi >>> 31) {
+        var lo = ~this.lo + 1 >>> 0,
+            hi = ~this.hi     >>> 0;
+        if (!lo)
+            hi = hi + 1 >>> 0;
+        return -(lo + hi * 4294967296);
+    }
+    return this.lo + this.hi * 4294967296;
+};
+
+/**
+ * Converts this long bits to a long.
+ * @param {boolean} [unsigned=false] Whether unsigned or not
+ * @returns {Long} Long
+ */
+LongBits.prototype.toLong = function toLong(unsigned) {
+    return util.Long
+        ? new util.Long(this.lo | 0, this.hi | 0, Boolean(unsigned))
+        /* istanbul ignore next */
+        : { low: this.lo | 0, high: this.hi | 0, unsigned: Boolean(unsigned) };
+};
+
+var charCodeAt = String.prototype.charCodeAt;
+
+/**
+ * Constructs new long bits from the specified 8 characters long hash.
+ * @param {string} hash Hash
+ * @returns {util.LongBits} Bits
+ */
+LongBits.fromHash = function fromHash(hash) {
+    if (hash === zeroHash)
+        return zero;
+    return new LongBits(
+        ( charCodeAt.call(hash, 0)
+        | charCodeAt.call(hash, 1) << 8
+        | charCodeAt.call(hash, 2) << 16
+        | charCodeAt.call(hash, 3) << 24) >>> 0
+    ,
+        ( charCodeAt.call(hash, 4)
+        | charCodeAt.call(hash, 5) << 8
+        | charCodeAt.call(hash, 6) << 16
+        | charCodeAt.call(hash, 7) << 24) >>> 0
+    );
+};
+
+/**
+ * Converts this long bits to a 8 characters long hash.
+ * @returns {string} Hash
+ */
+LongBits.prototype.toHash = function toHash() {
+    return String.fromCharCode(
+        this.lo        & 255,
+        this.lo >>> 8  & 255,
+        this.lo >>> 16 & 255,
+        this.lo >>> 24      ,
+        this.hi        & 255,
+        this.hi >>> 8  & 255,
+        this.hi >>> 16 & 255,
+        this.hi >>> 24
+    );
+};
+
+/**
+ * Zig-zag encodes this long bits.
+ * @returns {util.LongBits} `this`
+ */
+LongBits.prototype.zzEncode = function zzEncode() {
+    var mask =   this.hi >> 31;
+    this.hi  = ((this.hi << 1 | this.lo >>> 31) ^ mask) >>> 0;
+    this.lo  = ( this.lo << 1                   ^ mask) >>> 0;
+    return this;
+};
+
+/**
+ * Zig-zag decodes this long bits.
+ * @returns {util.LongBits} `this`
+ */
+LongBits.prototype.zzDecode = function zzDecode() {
+    var mask = -(this.lo & 1);
+    this.lo  = ((this.lo >>> 1 | this.hi << 31) ^ mask) >>> 0;
+    this.hi  = ( this.hi >>> 1                  ^ mask) >>> 0;
+    return this;
+};
+
+/**
+ * Calculates the length of this longbits when encoded as a varint.
+ * @returns {number} Length
+ */
+LongBits.prototype.length = function length() {
+    var part0 =  this.lo,
+        part1 = (this.lo >>> 28 | this.hi << 4) >>> 0,
+        part2 =  this.hi >>> 24;
+    return part2 === 0
+         ? part1 === 0
+           ? part0 < 16384
+             ? part0 < 128 ? 1 : 2
+             : part0 < 2097152 ? 3 : 4
+           : part1 < 16384
+             ? part1 < 128 ? 5 : 6
+             : part1 < 2097152 ? 7 : 8
+         : part2 < 128 ? 9 : 10;
+};

website/functions/node_modules/protobufjs/src/util/minimal.js

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+"use strict";
+var util = exports;
+
+// used to return a Promise where callback is omitted
+util.asPromise = require("@protobufjs/aspromise");
+
+// converts to / from base64 encoded strings
+util.base64 = require("@protobufjs/base64");
+
+// base class of rpc.Service
+util.EventEmitter = require("@protobufjs/eventemitter");
+
+// float handling accross browsers
+util.float = require("@protobufjs/float");
+
+// requires modules optionally and hides the call from bundlers
+util.inquire = require("@protobufjs/inquire");
+
+// converts to / from utf8 encoded strings
+util.utf8 = require("@protobufjs/utf8");
+
+// provides a node-like buffer pool in the browser
+util.pool = require("@protobufjs/pool");
+
+// utility to work with the low and high bits of a 64 bit value
+util.LongBits = require("./longbits");
+
+// global object reference
+util.global = typeof window !== "undefined" && window
+           || typeof global !== "undefined" && global
+           || typeof self   !== "undefined" && self
+           || this; // eslint-disable-line no-invalid-this
+
+/**
+ * An immuable empty array.
+ * @memberof util
+ * @type {Array.<*>}
+ * @const
+ */
+util.emptyArray = Object.freeze ? Object.freeze([]) : /* istanbul ignore next */ []; // used on prototypes
+
+/**
+ * An immutable empty object.
+ * @type {Object}
+ * @const
+ */
+util.emptyObject = Object.freeze ? Object.freeze({}) : /* istanbul ignore next */ {}; // used on prototypes
+
+/**
+ * Whether running within node or not.
+ * @memberof util
+ * @type {boolean}
+ * @const
+ */
+util.isNode = Boolean(util.global.process && util.global.process.versions && util.global.process.versions.node);
+
+/**
+ * Tests if the specified value is an integer.
+ * @function
+ * @param {*} value Value to test
+ * @returns {boolean} `true` if the value is an integer
+ */
+util.isInteger = Number.isInteger || /* istanbul ignore next */ function isInteger(value) {
+    return typeof value === "number" && isFinite(value) && Math.floor(value) === value;
+};
+
+/**
+ * Tests if the specified value is a string.
+ * @param {*} value Value to test
+ * @returns {boolean} `true` if the value is a string
+ */
+util.isString = function isString(value) {
+    return typeof value === "string" || value instanceof String;
+};
+
+/**
+ * Tests if the specified value is a non-null object.
+ * @param {*} value Value to test
+ * @returns {boolean} `true` if the value is a non-null object
+ */
+util.isObject = function isObject(value) {
+    return value && typeof value === "object";
+};
+
+/**
+ * Checks if a property on a message is considered to be present.
+ * This is an alias of {@link util.isSet}.
+ * @function
+ * @param {Object} obj Plain object or message instance
+ * @param {string} prop Property name
+ * @returns {boolean} `true` if considered to be present, otherwise `false`
+ */
+util.isset =
+
+/**
+ * Checks if a property on a message is considered to be present.
+ * @param {Object} obj Plain object or message instance
+ * @param {string} prop Property name
+ * @returns {boolean} `true` if considered to be present, otherwise `false`
+ */
+util.isSet = function isSet(obj, prop) {
+    var value = obj[prop];
+    if (value != null && obj.hasOwnProperty(prop)) // eslint-disable-line eqeqeq, no-prototype-builtins
+        return typeof value !== "object" || (Array.isArray(value) ? value.length : Object.keys(value).length) > 0;
+    return false;
+};
+
+/**
+ * Any compatible Buffer instance.
+ * This is a minimal stand-alone definition of a Buffer instance. The actual type is that exported by node's typings.
+ * @interface Buffer
+ * @extends Uint8Array
+ */
+
+/**
+ * Node's Buffer class if available.
+ * @type {Constructor<Buffer>}
+ */
+util.Buffer = (function() {
+    try {
+        var Buffer = util.inquire("buffer").Buffer;
+        // refuse to use non-node buffers if not explicitly assigned (perf reasons):
+        return Buffer.prototype.utf8Write ? Buffer : /* istanbul ignore next */ null;
+    } catch (e) {
+        /* istanbul ignore next */
+        return null;
+    }
+})();
+
+// Internal alias of or polyfull for Buffer.from.
+util._Buffer_from = null;
+
+// Internal alias of or polyfill for Buffer.allocUnsafe.
+util._Buffer_allocUnsafe = null;
+
+/**
+ * Creates a new buffer of whatever type supported by the environment.
+ * @param {number|number[]} [sizeOrArray=0] Buffer size or number array
+ * @returns {Uint8Array|Buffer} Buffer
+ */
+util.newBuffer = function newBuffer(sizeOrArray) {
+    /* istanbul ignore next */
+    return typeof sizeOrArray === "number"
+        ? util.Buffer
+            ? util._Buffer_allocUnsafe(sizeOrArray)
+            : new util.Array(sizeOrArray)
+        : util.Buffer
+            ? util._Buffer_from(sizeOrArray)
+            : typeof Uint8Array === "undefined"
+                ? sizeOrArray
+                : new Uint8Array(sizeOrArray);
+};
+
+/**
+ * Array implementation used in the browser. `Uint8Array` if supported, otherwise `Array`.
+ * @type {Constructor<Uint8Array>}
+ */
+util.Array = typeof Uint8Array !== "undefined" ? Uint8Array /* istanbul ignore next */ : Array;
+
+/**
+ * Any compatible Long instance.
+ * This is a minimal stand-alone definition of a Long instance. The actual type is that exported by long.js.
+ * @interface Long
+ * @property {number} low Low bits
+ * @property {number} high High bits
+ * @property {boolean} unsigned Whether unsigned or not
+ */
+
+/**
+ * Long.js's Long class if available.
+ * @type {Constructor<Long>}
+ */
+util.Long = /* istanbul ignore next */ util.global.dcodeIO && /* istanbul ignore next */ util.global.dcodeIO.Long
+         || /* istanbul ignore next */ util.global.Long
+         || util.inquire("long");
+
+/**
+ * Regular expression used to verify 2 bit (`bool`) map keys.
+ * @type {RegExp}
+ * @const
+ */
+util.key2Re = /^true|false|0|1$/;
+
+/**
+ * Regular expression used to verify 32 bit (`int32` etc.) map keys.
+ * @type {RegExp}
+ * @const
+ */
+util.key32Re = /^-?(?:0|[1-9][0-9]*)$/;
+
+/**
+ * Regular expression used to verify 64 bit (`int64` etc.) map keys.
+ * @type {RegExp}
+ * @const
+ */
+util.key64Re = /^(?:[\\x00-\\xff]{8}|-?(?:0|[1-9][0-9]*))$/;
+
+/**
+ * Converts a number or long to an 8 characters long hash string.
+ * @param {Long|number} value Value to convert
+ * @returns {string} Hash
+ */
+util.longToHash = function longToHash(value) {
+    return value
+        ? util.LongBits.from(value).toHash()
+        : util.LongBits.zeroHash;
+};
+
+/**
+ * Converts an 8 characters long hash string to a long or number.
+ * @param {string} hash Hash
+ * @param {boolean} [unsigned=false] Whether unsigned or not
+ * @returns {Long|number} Original value
+ */
+util.longFromHash = function longFromHash(hash, unsigned) {
+    var bits = util.LongBits.fromHash(hash);
+    if (util.Long)
+        return util.Long.fromBits(bits.lo, bits.hi, unsigned);
+    return bits.toNumber(Boolean(unsigned));
+};
+
+/**
+ * Merges the properties of the source object into the destination object.
+ * @memberof util
+ * @param {Object.<string,*>} dst Destination object
+ * @param {Object.<string,*>} src Source object
+ * @param {boolean} [ifNotSet=false] Merges only if the key is not already set
+ * @returns {Object.<string,*>} Destination object
+ */
+function merge(dst, src, ifNotSet) { // used by converters
+    for (var keys = Object.keys(src), i = 0; i < keys.length; ++i)
+        if (dst[keys[i]] === undefined || !ifNotSet)
+            dst[keys[i]] = src[keys[i]];
+    return dst;
+}
+
+util.merge = merge;
+
+/**
+ * Converts the first character of a string to lower case.
+ * @param {string} str String to convert
+ * @returns {string} Converted string
+ */
+util.lcFirst = function lcFirst(str) {
+    return str.charAt(0).toLowerCase() + str.substring(1);
+};
+
+/**
+ * Creates a custom error constructor.
+ * @memberof util
+ * @param {string} name Error name
+ * @returns {Constructor<Error>} Custom error constructor
+ */
+function newError(name) {
+
+    function CustomError(message, properties) {
+
+        if (!(this instanceof CustomError))
+            return new CustomError(message, properties);
+
+        // Error.call(this, message);
+        // ^ just returns a new error instance because the ctor can be called as a function
+
+        Object.defineProperty(this, "message", { get: function() { return message; } });
+
+        /* istanbul ignore next */
+        if (Error.captureStackTrace) // node
+            Error.captureStackTrace(this, CustomError);
+        else
+            Object.defineProperty(this, "stack", { value: (new Error()).stack || "" });
+
+        if (properties)
+            merge(this, properties);
+    }
+
+    (CustomError.prototype = Object.create(Error.prototype)).constructor = CustomError;
+
+    Object.defineProperty(CustomError.prototype, "name", { get: function() { return name; } });
+
+    CustomError.prototype.toString = function toString() {
+        return this.name + ": " + this.message;
+    };
+
+    return CustomError;
+}
+
+util.newError = newError;
+
+/**
+ * Constructs a new protocol error.
+ * @classdesc Error subclass indicating a protocol specifc error.
+ * @memberof util
+ * @extends Error
+ * @template T extends Message<T>
+ * @constructor
+ * @param {string} message Error message
+ * @param {Object.<string,*>} [properties] Additional properties
+ * @example
+ * try {
+ *     MyMessage.decode(someBuffer); // throws if required fields are missing
+ * } catch (e) {
+ *     if (e instanceof ProtocolError && e.instance)
+ *         console.log("decoded so far: " + JSON.stringify(e.instance));
+ * }
+ */
+util.ProtocolError = newError("ProtocolError");
+
+/**
+ * So far decoded message instance.
+ * @name util.ProtocolError#instance
+ * @type {Message<T>}
+ */
+
+/**
+ * A OneOf getter as returned by {@link util.oneOfGetter}.
+ * @typedef OneOfGetter
+ * @type {function}
+ * @returns {string|undefined} Set field name, if any
+ */
+
+/**
+ * Builds a getter for a oneof's present field name.
+ * @param {string[]} fieldNames Field names
+ * @returns {OneOfGetter} Unbound getter
+ */
+util.oneOfGetter = function getOneOf(fieldNames) {
+    var fieldMap = {};
+    for (var i = 0; i < fieldNames.length; ++i)
+        fieldMap[fieldNames[i]] = 1;
+
+    /**
+     * @returns {string|undefined} Set field name, if any
+     * @this Object
+     * @ignore
+     */
+    return function() { // eslint-disable-line consistent-return
+        for (var keys = Object.keys(this), i = keys.length - 1; i > -1; --i)
+            if (fieldMap[keys[i]] === 1 && this[keys[i]] !== undefined && this[keys[i]] !== null)
+                return keys[i];
+    };
+};
+
+/**
+ * A OneOf setter as returned by {@link util.oneOfSetter}.
+ * @typedef OneOfSetter
+ * @type {function}
+ * @param {string|undefined} value Field name
+ * @returns {undefined}
+ */
+
+/**
+ * Builds a setter for a oneof's present field name.
+ * @param {string[]} fieldNames Field names
+ * @returns {OneOfSetter} Unbound setter
+ */
+util.oneOfSetter = function setOneOf(fieldNames) {
+
+    /**
+     * @param {string} name Field name
+     * @returns {undefined}
+     * @this Object
+     * @ignore
+     */
+    return function(name) {
+        for (var i = 0; i < fieldNames.length; ++i)
+            if (fieldNames[i] !== name)
+                delete this[fieldNames[i]];
+    };
+};
+
+/**
+ * Default conversion options used for {@link Message#toJSON} implementations.
+ *
+ * These options are close to proto3's JSON mapping with the exception that internal types like Any are handled just like messages. More precisely:
+ *
+ * - Longs become strings
+ * - Enums become string keys
+ * - Bytes become base64 encoded strings
+ * - (Sub-)Messages become plain objects
+ * - Maps become plain objects with all string keys
+ * - Repeated fields become arrays
+ * - NaN and Infinity for float and double fields become strings
+ *
+ * @type {IConversionOptions}
+ * @see https://developers.google.com/protocol-buffers/docs/proto3?hl=en#json
+ */
+util.toJSONOptions = {
+    longs: String,
+    enums: String,
+    bytes: String,
+    json: true
+};
+
+// Sets up buffer utility according to the environment (called in index-minimal)
+util._configure = function() {
+    var Buffer = util.Buffer;
+    /* istanbul ignore if */
+    if (!Buffer) {
+        util._Buffer_from = util._Buffer_allocUnsafe = null;
+        return;
+    }
+    // because node 4.x buffers are incompatible & immutable
+    // see: https://github.com/dcodeIO/protobuf.js/pull/665
+    util._Buffer_from = Buffer.from !== Uint8Array.from && Buffer.from ||
+        /* istanbul ignore next */
+        function Buffer_from(value, encoding) {
+            return new Buffer(value, encoding);
+        };
+    util._Buffer_allocUnsafe = Buffer.allocUnsafe ||
+        /* istanbul ignore next */
+        function Buffer_allocUnsafe(size) {
+            return new Buffer(size);
+        };
+};