diff options
Diffstat (limited to 'node_modules/long/src')
| -rw-r--r-- | node_modules/long/src/long.js | 1323 |
1 files changed, 1323 insertions, 0 deletions
diff --git a/node_modules/long/src/long.js b/node_modules/long/src/long.js new file mode 100644 index 0000000..1440ed6 --- /dev/null +++ b/node_modules/long/src/long.js @@ -0,0 +1,1323 @@ +module.exports = Long;
+
+/**
+ * wasm optimizations, to do native i64 multiplication and divide
+ */
+var wasm = null;
+
+try {
+ wasm = new WebAssembly.Instance(new WebAssembly.Module(new Uint8Array([
+ 0, 97, 115, 109, 1, 0, 0, 0, 1, 13, 2, 96, 0, 1, 127, 96, 4, 127, 127, 127, 127, 1, 127, 3, 7, 6, 0, 1, 1, 1, 1, 1, 6, 6, 1, 127, 1, 65, 0, 11, 7, 50, 6, 3, 109, 117, 108, 0, 1, 5, 100, 105, 118, 95, 115, 0, 2, 5, 100, 105, 118, 95, 117, 0, 3, 5, 114, 101, 109, 95, 115, 0, 4, 5, 114, 101, 109, 95, 117, 0, 5, 8, 103, 101, 116, 95, 104, 105, 103, 104, 0, 0, 10, 191, 1, 6, 4, 0, 35, 0, 11, 36, 1, 1, 126, 32, 0, 173, 32, 1, 173, 66, 32, 134, 132, 32, 2, 173, 32, 3, 173, 66, 32, 134, 132, 126, 34, 4, 66, 32, 135, 167, 36, 0, 32, 4, 167, 11, 36, 1, 1, 126, 32, 0, 173, 32, 1, 173, 66, 32, 134, 132, 32, 2, 173, 32, 3, 173, 66, 32, 134, 132, 127, 34, 4, 66, 32, 135, 167, 36, 0, 32, 4, 167, 11, 36, 1, 1, 126, 32, 0, 173, 32, 1, 173, 66, 32, 134, 132, 32, 2, 173, 32, 3, 173, 66, 32, 134, 132, 128, 34, 4, 66, 32, 135, 167, 36, 0, 32, 4, 167, 11, 36, 1, 1, 126, 32, 0, 173, 32, 1, 173, 66, 32, 134, 132, 32, 2, 173, 32, 3, 173, 66, 32, 134, 132, 129, 34, 4, 66, 32, 135, 167, 36, 0, 32, 4, 167, 11, 36, 1, 1, 126, 32, 0, 173, 32, 1, 173, 66, 32, 134, 132, 32, 2, 173, 32, 3, 173, 66, 32, 134, 132, 130, 34, 4, 66, 32, 135, 167, 36, 0, 32, 4, 167, 11
+ ])), {}).exports;
+} catch (e) {
+ // no wasm support :(
+}
+
+/**
+ * Constructs a 64 bit two's-complement integer, given its low and high 32 bit values as *signed* integers.
+ * See the from* functions below for more convenient ways of constructing Longs.
+ * @exports Long
+ * @class A Long class for representing a 64 bit two's-complement integer value.
+ * @param {number} low The low (signed) 32 bits of the long
+ * @param {number} high The high (signed) 32 bits of the long
+ * @param {boolean=} unsigned Whether unsigned or not, defaults to signed
+ * @constructor
+ */
+function Long(low, high, unsigned) {
+
+ /**
+ * The low 32 bits as a signed value.
+ * @type {number}
+ */
+ this.low = low | 0;
+
+ /**
+ * The high 32 bits as a signed value.
+ * @type {number}
+ */
+ this.high = high | 0;
+
+ /**
+ * Whether unsigned or not.
+ * @type {boolean}
+ */
+ this.unsigned = !!unsigned;
+}
+
+// The internal representation of a long is the two given signed, 32-bit values.
+// We use 32-bit pieces because these are the size of integers on which
+// Javascript performs bit-operations. For operations like addition and
+// multiplication, we split each number into 16 bit pieces, which can easily be
+// multiplied within Javascript's floating-point representation without overflow
+// or change in sign.
+//
+// In the algorithms below, we frequently reduce the negative case to the
+// positive case by negating the input(s) and then post-processing the result.
+// Note that we must ALWAYS check specially whether those values are MIN_VALUE
+// (-2^63) because -MIN_VALUE == MIN_VALUE (since 2^63 cannot be represented as
+// a positive number, it overflows back into a negative). Not handling this
+// case would often result in infinite recursion.
+//
+// Common constant values ZERO, ONE, NEG_ONE, etc. are defined below the from*
+// methods on which they depend.
+
+/**
+ * An indicator used to reliably determine if an object is a Long or not.
+ * @type {boolean}
+ * @const
+ * @private
+ */
+Long.prototype.__isLong__;
+
+Object.defineProperty(Long.prototype, "__isLong__", { value: true });
+
+/**
+ * @function
+ * @param {*} obj Object
+ * @returns {boolean}
+ * @inner
+ */
+function isLong(obj) {
+ return (obj && obj["__isLong__"]) === true;
+}
+
+/**
+ * Tests if the specified object is a Long.
+ * @function
+ * @param {*} obj Object
+ * @returns {boolean}
+ */
+Long.isLong = isLong;
+
+/**
+ * A cache of the Long representations of small integer values.
+ * @type {!Object}
+ * @inner
+ */
+var INT_CACHE = {};
+
+/**
+ * A cache of the Long representations of small unsigned integer values.
+ * @type {!Object}
+ * @inner
+ */
+var UINT_CACHE = {};
+
+/**
+ * @param {number} value
+ * @param {boolean=} unsigned
+ * @returns {!Long}
+ * @inner
+ */
+function fromInt(value, unsigned) {
+ var obj, cachedObj, cache;
+ if (unsigned) {
+ value >>>= 0;
+ if (cache = (0 <= value && value < 256)) {
+ cachedObj = UINT_CACHE[value];
+ if (cachedObj)
+ return cachedObj;
+ }
+ obj = fromBits(value, (value | 0) < 0 ? -1 : 0, true);
+ if (cache)
+ UINT_CACHE[value] = obj;
+ return obj;
+ } else {
+ value |= 0;
+ if (cache = (-128 <= value && value < 128)) {
+ cachedObj = INT_CACHE[value];
+ if (cachedObj)
+ return cachedObj;
+ }
+ obj = fromBits(value, value < 0 ? -1 : 0, false);
+ if (cache)
+ INT_CACHE[value] = obj;
+ return obj;
+ }
+}
+
+/**
+ * Returns a Long representing the given 32 bit integer value.
+ * @function
+ * @param {number} value The 32 bit integer in question
+ * @param {boolean=} unsigned Whether unsigned or not, defaults to signed
+ * @returns {!Long} The corresponding Long value
+ */
+Long.fromInt = fromInt;
+
+/**
+ * @param {number} value
+ * @param {boolean=} unsigned
+ * @returns {!Long}
+ * @inner
+ */
+function fromNumber(value, unsigned) {
+ if (isNaN(value))
+ return unsigned ? UZERO : ZERO;
+ if (unsigned) {
+ if (value < 0)
+ return UZERO;
+ if (value >= TWO_PWR_64_DBL)
+ return MAX_UNSIGNED_VALUE;
+ } else {
+ if (value <= -TWO_PWR_63_DBL)
+ return MIN_VALUE;
+ if (value + 1 >= TWO_PWR_63_DBL)
+ return MAX_VALUE;
+ }
+ if (value < 0)
+ return fromNumber(-value, unsigned).neg();
+ return fromBits((value % TWO_PWR_32_DBL) | 0, (value / TWO_PWR_32_DBL) | 0, unsigned);
+}
+
+/**
+ * Returns a Long representing the given value, provided that it is a finite number. Otherwise, zero is returned.
+ * @function
+ * @param {number} value The number in question
+ * @param {boolean=} unsigned Whether unsigned or not, defaults to signed
+ * @returns {!Long} The corresponding Long value
+ */
+Long.fromNumber = fromNumber;
+
+/**
+ * @param {number} lowBits
+ * @param {number} highBits
+ * @param {boolean=} unsigned
+ * @returns {!Long}
+ * @inner
+ */
+function fromBits(lowBits, highBits, unsigned) {
+ return new Long(lowBits, highBits, unsigned);
+}
+
+/**
+ * Returns a Long representing the 64 bit integer that comes by concatenating the given low and high bits. Each is
+ * assumed to use 32 bits.
+ * @function
+ * @param {number} lowBits The low 32 bits
+ * @param {number} highBits The high 32 bits
+ * @param {boolean=} unsigned Whether unsigned or not, defaults to signed
+ * @returns {!Long} The corresponding Long value
+ */
+Long.fromBits = fromBits;
+
+/**
+ * @function
+ * @param {number} base
+ * @param {number} exponent
+ * @returns {number}
+ * @inner
+ */
+var pow_dbl = Math.pow; // Used 4 times (4*8 to 15+4)
+
+/**
+ * @param {string} str
+ * @param {(boolean|number)=} unsigned
+ * @param {number=} radix
+ * @returns {!Long}
+ * @inner
+ */
+function fromString(str, unsigned, radix) {
+ if (str.length === 0)
+ throw Error('empty string');
+ if (str === "NaN" || str === "Infinity" || str === "+Infinity" || str === "-Infinity")
+ return ZERO;
+ if (typeof unsigned === 'number') {
+ // For goog.math.long compatibility
+ radix = unsigned,
+ unsigned = false;
+ } else {
+ unsigned = !! unsigned;
+ }
+ radix = radix || 10;
+ if (radix < 2 || 36 < radix)
+ throw RangeError('radix');
+
+ var p;
+ if ((p = str.indexOf('-')) > 0)
+ throw Error('interior hyphen');
+ else if (p === 0) {
+ return fromString(str.substring(1), unsigned, radix).neg();
+ }
+
+ // Do several (8) digits each time through the loop, so as to
+ // minimize the calls to the very expensive emulated div.
+ var radixToPower = fromNumber(pow_dbl(radix, 8));
+
+ var result = ZERO;
+ for (var i = 0; i < str.length; i += 8) {
+ var size = Math.min(8, str.length - i),
+ value = parseInt(str.substring(i, i + size), radix);
+ if (size < 8) {
+ var power = fromNumber(pow_dbl(radix, size));
+ result = result.mul(power).add(fromNumber(value));
+ } else {
+ result = result.mul(radixToPower);
+ result = result.add(fromNumber(value));
+ }
+ }
+ result.unsigned = unsigned;
+ return result;
+}
+
+/**
+ * Returns a Long representation of the given string, written using the specified radix.
+ * @function
+ * @param {string} str The textual representation of the Long
+ * @param {(boolean|number)=} unsigned Whether unsigned or not, defaults to signed
+ * @param {number=} radix The radix in which the text is written (2-36), defaults to 10
+ * @returns {!Long} The corresponding Long value
+ */
+Long.fromString = fromString;
+
+/**
+ * @function
+ * @param {!Long|number|string|!{low: number, high: number, unsigned: boolean}} val
+ * @param {boolean=} unsigned
+ * @returns {!Long}
+ * @inner
+ */
+function fromValue(val, unsigned) {
+ if (typeof val === 'number')
+ return fromNumber(val, unsigned);
+ if (typeof val === 'string')
+ return fromString(val, unsigned);
+ // Throws for non-objects, converts non-instanceof Long:
+ return fromBits(val.low, val.high, typeof unsigned === 'boolean' ? unsigned : val.unsigned);
+}
+
+/**
+ * Converts the specified value to a Long using the appropriate from* function for its type.
+ * @function
+ * @param {!Long|number|string|!{low: number, high: number, unsigned: boolean}} val Value
+ * @param {boolean=} unsigned Whether unsigned or not, defaults to signed
+ * @returns {!Long}
+ */
+Long.fromValue = fromValue;
+
+// NOTE: the compiler should inline these constant values below and then remove these variables, so there should be
+// no runtime penalty for these.
+
+/**
+ * @type {number}
+ * @const
+ * @inner
+ */
+var TWO_PWR_16_DBL = 1 << 16;
+
+/**
+ * @type {number}
+ * @const
+ * @inner
+ */
+var TWO_PWR_24_DBL = 1 << 24;
+
+/**
+ * @type {number}
+ * @const
+ * @inner
+ */
+var TWO_PWR_32_DBL = TWO_PWR_16_DBL * TWO_PWR_16_DBL;
+
+/**
+ * @type {number}
+ * @const
+ * @inner
+ */
+var TWO_PWR_64_DBL = TWO_PWR_32_DBL * TWO_PWR_32_DBL;
+
+/**
+ * @type {number}
+ * @const
+ * @inner
+ */
+var TWO_PWR_63_DBL = TWO_PWR_64_DBL / 2;
+
+/**
+ * @type {!Long}
+ * @const
+ * @inner
+ */
+var TWO_PWR_24 = fromInt(TWO_PWR_24_DBL);
+
+/**
+ * @type {!Long}
+ * @inner
+ */
+var ZERO = fromInt(0);
+
+/**
+ * Signed zero.
+ * @type {!Long}
+ */
+Long.ZERO = ZERO;
+
+/**
+ * @type {!Long}
+ * @inner
+ */
+var UZERO = fromInt(0, true);
+
+/**
+ * Unsigned zero.
+ * @type {!Long}
+ */
+Long.UZERO = UZERO;
+
+/**
+ * @type {!Long}
+ * @inner
+ */
+var ONE = fromInt(1);
+
+/**
+ * Signed one.
+ * @type {!Long}
+ */
+Long.ONE = ONE;
+
+/**
+ * @type {!Long}
+ * @inner
+ */
+var UONE = fromInt(1, true);
+
+/**
+ * Unsigned one.
+ * @type {!Long}
+ */
+Long.UONE = UONE;
+
+/**
+ * @type {!Long}
+ * @inner
+ */
+var NEG_ONE = fromInt(-1);
+
+/**
+ * Signed negative one.
+ * @type {!Long}
+ */
+Long.NEG_ONE = NEG_ONE;
+
+/**
+ * @type {!Long}
+ * @inner
+ */
+var MAX_VALUE = fromBits(0xFFFFFFFF|0, 0x7FFFFFFF|0, false);
+
+/**
+ * Maximum signed value.
+ * @type {!Long}
+ */
+Long.MAX_VALUE = MAX_VALUE;
+
+/**
+ * @type {!Long}
+ * @inner
+ */
+var MAX_UNSIGNED_VALUE = fromBits(0xFFFFFFFF|0, 0xFFFFFFFF|0, true);
+
+/**
+ * Maximum unsigned value.
+ * @type {!Long}
+ */
+Long.MAX_UNSIGNED_VALUE = MAX_UNSIGNED_VALUE;
+
+/**
+ * @type {!Long}
+ * @inner
+ */
+var MIN_VALUE = fromBits(0, 0x80000000|0, false);
+
+/**
+ * Minimum signed value.
+ * @type {!Long}
+ */
+Long.MIN_VALUE = MIN_VALUE;
+
+/**
+ * @alias Long.prototype
+ * @inner
+ */
+var LongPrototype = Long.prototype;
+
+/**
+ * Converts the Long to a 32 bit integer, assuming it is a 32 bit integer.
+ * @returns {number}
+ */
+LongPrototype.toInt = function toInt() {
+ return this.unsigned ? this.low >>> 0 : this.low;
+};
+
+/**
+ * Converts the Long to a the nearest floating-point representation of this value (double, 53 bit mantissa).
+ * @returns {number}
+ */
+LongPrototype.toNumber = function toNumber() {
+ if (this.unsigned)
+ return ((this.high >>> 0) * TWO_PWR_32_DBL) + (this.low >>> 0);
+ return this.high * TWO_PWR_32_DBL + (this.low >>> 0);
+};
+
+/**
+ * Converts the Long to a string written in the specified radix.
+ * @param {number=} radix Radix (2-36), defaults to 10
+ * @returns {string}
+ * @override
+ * @throws {RangeError} If `radix` is out of range
+ */
+LongPrototype.toString = function toString(radix) {
+ radix = radix || 10;
+ if (radix < 2 || 36 < radix)
+ throw RangeError('radix');
+ if (this.isZero())
+ return '0';
+ if (this.isNegative()) { // Unsigned Longs are never negative
+ if (this.eq(MIN_VALUE)) {
+ // We need to change the Long value before it can be negated, so we remove
+ // the bottom-most digit in this base and then recurse to do the rest.
+ var radixLong = fromNumber(radix),
+ div = this.div(radixLong),
+ rem1 = div.mul(radixLong).sub(this);
+ return div.toString(radix) + rem1.toInt().toString(radix);
+ } else
+ return '-' + this.neg().toString(radix);
+ }
+
+ // Do several (6) digits each time through the loop, so as to
+ // minimize the calls to the very expensive emulated div.
+ var radixToPower = fromNumber(pow_dbl(radix, 6), this.unsigned),
+ rem = this;
+ var result = '';
+ while (true) {
+ var remDiv = rem.div(radixToPower),
+ intval = rem.sub(remDiv.mul(radixToPower)).toInt() >>> 0,
+ digits = intval.toString(radix);
+ rem = remDiv;
+ if (rem.isZero())
+ return digits + result;
+ else {
+ while (digits.length < 6)
+ digits = '0' + digits;
+ result = '' + digits + result;
+ }
+ }
+};
+
+/**
+ * Gets the high 32 bits as a signed integer.
+ * @returns {number} Signed high bits
+ */
+LongPrototype.getHighBits = function getHighBits() {
+ return this.high;
+};
+
+/**
+ * Gets the high 32 bits as an unsigned integer.
+ * @returns {number} Unsigned high bits
+ */
+LongPrototype.getHighBitsUnsigned = function getHighBitsUnsigned() {
+ return this.high >>> 0;
+};
+
+/**
+ * Gets the low 32 bits as a signed integer.
+ * @returns {number} Signed low bits
+ */
+LongPrototype.getLowBits = function getLowBits() {
+ return this.low;
+};
+
+/**
+ * Gets the low 32 bits as an unsigned integer.
+ * @returns {number} Unsigned low bits
+ */
+LongPrototype.getLowBitsUnsigned = function getLowBitsUnsigned() {
+ return this.low >>> 0;
+};
+
+/**
+ * Gets the number of bits needed to represent the absolute value of this Long.
+ * @returns {number}
+ */
+LongPrototype.getNumBitsAbs = function getNumBitsAbs() {
+ if (this.isNegative()) // Unsigned Longs are never negative
+ return this.eq(MIN_VALUE) ? 64 : this.neg().getNumBitsAbs();
+ var val = this.high != 0 ? this.high : this.low;
+ for (var bit = 31; bit > 0; bit--)
+ if ((val & (1 << bit)) != 0)
+ break;
+ return this.high != 0 ? bit + 33 : bit + 1;
+};
+
+/**
+ * Tests if this Long's value equals zero.
+ * @returns {boolean}
+ */
+LongPrototype.isZero = function isZero() {
+ return this.high === 0 && this.low === 0;
+};
+
+/**
+ * Tests if this Long's value equals zero. This is an alias of {@link Long#isZero}.
+ * @returns {boolean}
+ */
+LongPrototype.eqz = LongPrototype.isZero;
+
+/**
+ * Tests if this Long's value is negative.
+ * @returns {boolean}
+ */
+LongPrototype.isNegative = function isNegative() {
+ return !this.unsigned && this.high < 0;
+};
+
+/**
+ * Tests if this Long's value is positive.
+ * @returns {boolean}
+ */
+LongPrototype.isPositive = function isPositive() {
+ return this.unsigned || this.high >= 0;
+};
+
+/**
+ * Tests if this Long's value is odd.
+ * @returns {boolean}
+ */
+LongPrototype.isOdd = function isOdd() {
+ return (this.low & 1) === 1;
+};
+
+/**
+ * Tests if this Long's value is even.
+ * @returns {boolean}
+ */
+LongPrototype.isEven = function isEven() {
+ return (this.low & 1) === 0;
+};
+
+/**
+ * Tests if this Long's value equals the specified's.
+ * @param {!Long|number|string} other Other value
+ * @returns {boolean}
+ */
+LongPrototype.equals = function equals(other) {
+ if (!isLong(other))
+ other = fromValue(other);
+ if (this.unsigned !== other.unsigned && (this.high >>> 31) === 1 && (other.high >>> 31) === 1)
+ return false;
+ return this.high === other.high && this.low === other.low;
+};
+
+/**
+ * Tests if this Long's value equals the specified's. This is an alias of {@link Long#equals}.
+ * @function
+ * @param {!Long|number|string} other Other value
+ * @returns {boolean}
+ */
+LongPrototype.eq = LongPrototype.equals;
+
+/**
+ * Tests if this Long's value differs from the specified's.
+ * @param {!Long|number|string} other Other value
+ * @returns {boolean}
+ */
+LongPrototype.notEquals = function notEquals(other) {
+ return !this.eq(/* validates */ other);
+};
+
+/**
+ * Tests if this Long's value differs from the specified's. This is an alias of {@link Long#notEquals}.
+ * @function
+ * @param {!Long|number|string} other Other value
+ * @returns {boolean}
+ */
+LongPrototype.neq = LongPrototype.notEquals;
+
+/**
+ * Tests if this Long's value differs from the specified's. This is an alias of {@link Long#notEquals}.
+ * @function
+ * @param {!Long|number|string} other Other value
+ * @returns {boolean}
+ */
+LongPrototype.ne = LongPrototype.notEquals;
+
+/**
+ * Tests if this Long's value is less than the specified's.
+ * @param {!Long|number|string} other Other value
+ * @returns {boolean}
+ */
+LongPrototype.lessThan = function lessThan(other) {
+ return this.comp(/* validates */ other) < 0;
+};
+
+/**
+ * Tests if this Long's value is less than the specified's. This is an alias of {@link Long#lessThan}.
+ * @function
+ * @param {!Long|number|string} other Other value
+ * @returns {boolean}
+ */
+LongPrototype.lt = LongPrototype.lessThan;
+
+/**
+ * Tests if this Long's value is less than or equal the specified's.
+ * @param {!Long|number|string} other Other value
+ * @returns {boolean}
+ */
+LongPrototype.lessThanOrEqual = function lessThanOrEqual(other) {
+ return this.comp(/* validates */ other) <= 0;
+};
+
+/**
+ * Tests if this Long's value is less than or equal the specified's. This is an alias of {@link Long#lessThanOrEqual}.
+ * @function
+ * @param {!Long|number|string} other Other value
+ * @returns {boolean}
+ */
+LongPrototype.lte = LongPrototype.lessThanOrEqual;
+
+/**
+ * Tests if this Long's value is less than or equal the specified's. This is an alias of {@link Long#lessThanOrEqual}.
+ * @function
+ * @param {!Long|number|string} other Other value
+ * @returns {boolean}
+ */
+LongPrototype.le = LongPrototype.lessThanOrEqual;
+
+/**
+ * Tests if this Long's value is greater than the specified's.
+ * @param {!Long|number|string} other Other value
+ * @returns {boolean}
+ */
+LongPrototype.greaterThan = function greaterThan(other) {
+ return this.comp(/* validates */ other) > 0;
+};
+
+/**
+ * Tests if this Long's value is greater than the specified's. This is an alias of {@link Long#greaterThan}.
+ * @function
+ * @param {!Long|number|string} other Other value
+ * @returns {boolean}
+ */
+LongPrototype.gt = LongPrototype.greaterThan;
+
+/**
+ * Tests if this Long's value is greater than or equal the specified's.
+ * @param {!Long|number|string} other Other value
+ * @returns {boolean}
+ */
+LongPrototype.greaterThanOrEqual = function greaterThanOrEqual(other) {
+ return this.comp(/* validates */ other) >= 0;
+};
+
+/**
+ * Tests if this Long's value is greater than or equal the specified's. This is an alias of {@link Long#greaterThanOrEqual}.
+ * @function
+ * @param {!Long|number|string} other Other value
+ * @returns {boolean}
+ */
+LongPrototype.gte = LongPrototype.greaterThanOrEqual;
+
+/**
+ * Tests if this Long's value is greater than or equal the specified's. This is an alias of {@link Long#greaterThanOrEqual}.
+ * @function
+ * @param {!Long|number|string} other Other value
+ * @returns {boolean}
+ */
+LongPrototype.ge = LongPrototype.greaterThanOrEqual;
+
+/**
+ * Compares this Long's value with the specified's.
+ * @param {!Long|number|string} other Other value
+ * @returns {number} 0 if they are the same, 1 if the this is greater and -1
+ * if the given one is greater
+ */
+LongPrototype.compare = function compare(other) {
+ if (!isLong(other))
+ other = fromValue(other);
+ if (this.eq(other))
+ return 0;
+ var thisNeg = this.isNegative(),
+ otherNeg = other.isNegative();
+ if (thisNeg && !otherNeg)
+ return -1;
+ if (!thisNeg && otherNeg)
+ return 1;
+ // At this point the sign bits are the same
+ if (!this.unsigned)
+ return this.sub(other).isNegative() ? -1 : 1;
+ // Both are positive if at least one is unsigned
+ return (other.high >>> 0) > (this.high >>> 0) || (other.high === this.high && (other.low >>> 0) > (this.low >>> 0)) ? -1 : 1;
+};
+
+/**
+ * Compares this Long's value with the specified's. This is an alias of {@link Long#compare}.
+ * @function
+ * @param {!Long|number|string} other Other value
+ * @returns {number} 0 if they are the same, 1 if the this is greater and -1
+ * if the given one is greater
+ */
+LongPrototype.comp = LongPrototype.compare;
+
+/**
+ * Negates this Long's value.
+ * @returns {!Long} Negated Long
+ */
+LongPrototype.negate = function negate() {
+ if (!this.unsigned && this.eq(MIN_VALUE))
+ return MIN_VALUE;
+ return this.not().add(ONE);
+};
+
+/**
+ * Negates this Long's value. This is an alias of {@link Long#negate}.
+ * @function
+ * @returns {!Long} Negated Long
+ */
+LongPrototype.neg = LongPrototype.negate;
+
+/**
+ * Returns the sum of this and the specified Long.
+ * @param {!Long|number|string} addend Addend
+ * @returns {!Long} Sum
+ */
+LongPrototype.add = function add(addend) {
+ if (!isLong(addend))
+ addend = fromValue(addend);
+
+ // Divide each number into 4 chunks of 16 bits, and then sum the chunks.
+
+ var a48 = this.high >>> 16;
+ var a32 = this.high & 0xFFFF;
+ var a16 = this.low >>> 16;
+ var a00 = this.low & 0xFFFF;
+
+ var b48 = addend.high >>> 16;
+ var b32 = addend.high & 0xFFFF;
+ var b16 = addend.low >>> 16;
+ var b00 = addend.low & 0xFFFF;
+
+ var c48 = 0, c32 = 0, c16 = 0, c00 = 0;
+ c00 += a00 + b00;
+ c16 += c00 >>> 16;
+ c00 &= 0xFFFF;
+ c16 += a16 + b16;
+ c32 += c16 >>> 16;
+ c16 &= 0xFFFF;
+ c32 += a32 + b32;
+ c48 += c32 >>> 16;
+ c32 &= 0xFFFF;
+ c48 += a48 + b48;
+ c48 &= 0xFFFF;
+ return fromBits((c16 << 16) | c00, (c48 << 16) | c32, this.unsigned);
+};
+
+/**
+ * Returns the difference of this and the specified Long.
+ * @param {!Long|number|string} subtrahend Subtrahend
+ * @returns {!Long} Difference
+ */
+LongPrototype.subtract = function subtract(subtrahend) {
+ if (!isLong(subtrahend))
+ subtrahend = fromValue(subtrahend);
+ return this.add(subtrahend.neg());
+};
+
+/**
+ * Returns the difference of this and the specified Long. This is an alias of {@link Long#subtract}.
+ * @function
+ * @param {!Long|number|string} subtrahend Subtrahend
+ * @returns {!Long} Difference
+ */
+LongPrototype.sub = LongPrototype.subtract;
+
+/**
+ * Returns the product of this and the specified Long.
+ * @param {!Long|number|string} multiplier Multiplier
+ * @returns {!Long} Product
+ */
+LongPrototype.multiply = function multiply(multiplier) {
+ if (this.isZero())
+ return ZERO;
+ if (!isLong(multiplier))
+ multiplier = fromValue(multiplier);
+
+ // use wasm support if present
+ if (wasm) {
+ var low = wasm.mul(this.low,
+ this.high,
+ multiplier.low,
+ multiplier.high);
+ return fromBits(low, wasm.get_high(), this.unsigned);
+ }
+
+ if (multiplier.isZero())
+ return ZERO;
+ if (this.eq(MIN_VALUE))
+ return multiplier.isOdd() ? MIN_VALUE : ZERO;
+ if (multiplier.eq(MIN_VALUE))
+ return this.isOdd() ? MIN_VALUE : ZERO;
+
+ if (this.isNegative()) {
+ if (multiplier.isNegative())
+ return this.neg().mul(multiplier.neg());
+ else
+ return this.neg().mul(multiplier).neg();
+ } else if (multiplier.isNegative())
+ return this.mul(multiplier.neg()).neg();
+
+ // If both longs are small, use float multiplication
+ if (this.lt(TWO_PWR_24) && multiplier.lt(TWO_PWR_24))
+ return fromNumber(this.toNumber() * multiplier.toNumber(), this.unsigned);
+
+ // Divide each long into 4 chunks of 16 bits, and then add up 4x4 products.
+ // We can skip products that would overflow.
+
+ var a48 = this.high >>> 16;
+ var a32 = this.high & 0xFFFF;
+ var a16 = this.low >>> 16;
+ var a00 = this.low & 0xFFFF;
+
+ var b48 = multiplier.high >>> 16;
+ var b32 = multiplier.high & 0xFFFF;
+ var b16 = multiplier.low >>> 16;
+ var b00 = multiplier.low & 0xFFFF;
+
+ var c48 = 0, c32 = 0, c16 = 0, c00 = 0;
+ c00 += a00 * b00;
+ c16 += c00 >>> 16;
+ c00 &= 0xFFFF;
+ c16 += a16 * b00;
+ c32 += c16 >>> 16;
+ c16 &= 0xFFFF;
+ c16 += a00 * b16;
+ c32 += c16 >>> 16;
+ c16 &= 0xFFFF;
+ c32 += a32 * b00;
+ c48 += c32 >>> 16;
+ c32 &= 0xFFFF;
+ c32 += a16 * b16;
+ c48 += c32 >>> 16;
+ c32 &= 0xFFFF;
+ c32 += a00 * b32;
+ c48 += c32 >>> 16;
+ c32 &= 0xFFFF;
+ c48 += a48 * b00 + a32 * b16 + a16 * b32 + a00 * b48;
+ c48 &= 0xFFFF;
+ return fromBits((c16 << 16) | c00, (c48 << 16) | c32, this.unsigned);
+};
+
+/**
+ * Returns the product of this and the specified Long. This is an alias of {@link Long#multiply}.
+ * @function
+ * @param {!Long|number|string} multiplier Multiplier
+ * @returns {!Long} Product
+ */
+LongPrototype.mul = LongPrototype.multiply;
+
+/**
+ * Returns this Long divided by the specified. The result is signed if this Long is signed or
+ * unsigned if this Long is unsigned.
+ * @param {!Long|number|string} divisor Divisor
+ * @returns {!Long} Quotient
+ */
+LongPrototype.divide = function divide(divisor) {
+ if (!isLong(divisor))
+ divisor = fromValue(divisor);
+ if (divisor.isZero())
+ throw Error('division by zero');
+
+ // use wasm support if present
+ if (wasm) {
+ // guard against signed division overflow: the largest
+ // negative number / -1 would be 1 larger than the largest
+ // positive number, due to two's complement.
+ if (!this.unsigned &&
+ this.high === -0x80000000 &&
+ divisor.low === -1 && divisor.high === -1) {
+ // be consistent with non-wasm code path
+ return this;
+ }
+ var low = (this.unsigned ? wasm.div_u : wasm.div_s)(
+ this.low,
+ this.high,
+ divisor.low,
+ divisor.high
+ );
+ return fromBits(low, wasm.get_high(), this.unsigned);
+ }
+
+ if (this.isZero())
+ return this.unsigned ? UZERO : ZERO;
+ var approx, rem, res;
+ if (!this.unsigned) {
+ // This section is only relevant for signed longs and is derived from the
+ // closure library as a whole.
+ if (this.eq(MIN_VALUE)) {
+ if (divisor.eq(ONE) || divisor.eq(NEG_ONE))
+ return MIN_VALUE; // recall that -MIN_VALUE == MIN_VALUE
+ else if (divisor.eq(MIN_VALUE))
+ return ONE;
+ else {
+ // At this point, we have |other| >= 2, so |this/other| < |MIN_VALUE|.
+ var halfThis = this.shr(1);
+ approx = halfThis.div(divisor).shl(1);
+ if (approx.eq(ZERO)) {
+ return divisor.isNegative() ? ONE : NEG_ONE;
+ } else {
+ rem = this.sub(divisor.mul(approx));
+ res = approx.add(rem.div(divisor));
+ return res;
+ }
+ }
+ } else if (divisor.eq(MIN_VALUE))
+ return this.unsigned ? UZERO : ZERO;
+ if (this.isNegative()) {
+ if (divisor.isNegative())
+ return this.neg().div(divisor.neg());
+ return this.neg().div(divisor).neg();
+ } else if (divisor.isNegative())
+ return this.div(divisor.neg()).neg();
+ res = ZERO;
+ } else {
+ // The algorithm below has not been made for unsigned longs. It's therefore
+ // required to take special care of the MSB prior to running it.
+ if (!divisor.unsigned)
+ divisor = divisor.toUnsigned();
+ if (divisor.gt(this))
+ return UZERO;
+ if (divisor.gt(this.shru(1))) // 15 >>> 1 = 7 ; with divisor = 8 ; true
+ return UONE;
+ res = UZERO;
+ }
+
+ // Repeat the following until the remainder is less than other: find a
+ // floating-point that approximates remainder / other *from below*, add this
+ // into the result, and subtract it from the remainder. It is critical that
+ // the approximate value is less than or equal to the real value so that the
+ // remainder never becomes negative.
+ rem = this;
+ while (rem.gte(divisor)) {
+ // Approximate the result of division. This may be a little greater or
+ // smaller than the actual value.
+ approx = Math.max(1, Math.floor(rem.toNumber() / divisor.toNumber()));
+
+ // We will tweak the approximate result by changing it in the 48-th digit or
+ // the smallest non-fractional digit, whichever is larger.
+ var log2 = Math.ceil(Math.log(approx) / Math.LN2),
+ delta = (log2 <= 48) ? 1 : pow_dbl(2, log2 - 48),
+
+ // Decrease the approximation until it is smaller than the remainder. Note
+ // that if it is too large, the product overflows and is negative.
+ approxRes = fromNumber(approx),
+ approxRem = approxRes.mul(divisor);
+ while (approxRem.isNegative() || approxRem.gt(rem)) {
+ approx -= delta;
+ approxRes = fromNumber(approx, this.unsigned);
+ approxRem = approxRes.mul(divisor);
+ }
+
+ // We know the answer can't be zero... and actually, zero would cause
+ // infinite recursion since we would make no progress.
+ if (approxRes.isZero())
+ approxRes = ONE;
+
+ res = res.add(approxRes);
+ rem = rem.sub(approxRem);
+ }
+ return res;
+};
+
+/**
+ * Returns this Long divided by the specified. This is an alias of {@link Long#divide}.
+ * @function
+ * @param {!Long|number|string} divisor Divisor
+ * @returns {!Long} Quotient
+ */
+LongPrototype.div = LongPrototype.divide;
+
+/**
+ * Returns this Long modulo the specified.
+ * @param {!Long|number|string} divisor Divisor
+ * @returns {!Long} Remainder
+ */
+LongPrototype.modulo = function modulo(divisor) {
+ if (!isLong(divisor))
+ divisor = fromValue(divisor);
+
+ // use wasm support if present
+ if (wasm) {
+ var low = (this.unsigned ? wasm.rem_u : wasm.rem_s)(
+ this.low,
+ this.high,
+ divisor.low,
+ divisor.high
+ );
+ return fromBits(low, wasm.get_high(), this.unsigned);
+ }
+
+ return this.sub(this.div(divisor).mul(divisor));
+};
+
+/**
+ * Returns this Long modulo the specified. This is an alias of {@link Long#modulo}.
+ * @function
+ * @param {!Long|number|string} divisor Divisor
+ * @returns {!Long} Remainder
+ */
+LongPrototype.mod = LongPrototype.modulo;
+
+/**
+ * Returns this Long modulo the specified. This is an alias of {@link Long#modulo}.
+ * @function
+ * @param {!Long|number|string} divisor Divisor
+ * @returns {!Long} Remainder
+ */
+LongPrototype.rem = LongPrototype.modulo;
+
+/**
+ * Returns the bitwise NOT of this Long.
+ * @returns {!Long}
+ */
+LongPrototype.not = function not() {
+ return fromBits(~this.low, ~this.high, this.unsigned);
+};
+
+/**
+ * Returns the bitwise AND of this Long and the specified.
+ * @param {!Long|number|string} other Other Long
+ * @returns {!Long}
+ */
+LongPrototype.and = function and(other) {
+ if (!isLong(other))
+ other = fromValue(other);
+ return fromBits(this.low & other.low, this.high & other.high, this.unsigned);
+};
+
+/**
+ * Returns the bitwise OR of this Long and the specified.
+ * @param {!Long|number|string} other Other Long
+ * @returns {!Long}
+ */
+LongPrototype.or = function or(other) {
+ if (!isLong(other))
+ other = fromValue(other);
+ return fromBits(this.low | other.low, this.high | other.high, this.unsigned);
+};
+
+/**
+ * Returns the bitwise XOR of this Long and the given one.
+ * @param {!Long|number|string} other Other Long
+ * @returns {!Long}
+ */
+LongPrototype.xor = function xor(other) {
+ if (!isLong(other))
+ other = fromValue(other);
+ return fromBits(this.low ^ other.low, this.high ^ other.high, this.unsigned);
+};
+
+/**
+ * Returns this Long with bits shifted to the left by the given amount.
+ * @param {number|!Long} numBits Number of bits
+ * @returns {!Long} Shifted Long
+ */
+LongPrototype.shiftLeft = function shiftLeft(numBits) {
+ if (isLong(numBits))
+ numBits = numBits.toInt();
+ if ((numBits &= 63) === 0)
+ return this;
+ else if (numBits < 32)
+ return fromBits(this.low << numBits, (this.high << numBits) | (this.low >>> (32 - numBits)), this.unsigned);
+ else
+ return fromBits(0, this.low << (numBits - 32), this.unsigned);
+};
+
+/**
+ * Returns this Long with bits shifted to the left by the given amount. This is an alias of {@link Long#shiftLeft}.
+ * @function
+ * @param {number|!Long} numBits Number of bits
+ * @returns {!Long} Shifted Long
+ */
+LongPrototype.shl = LongPrototype.shiftLeft;
+
+/**
+ * Returns this Long with bits arithmetically shifted to the right by the given amount.
+ * @param {number|!Long} numBits Number of bits
+ * @returns {!Long} Shifted Long
+ */
+LongPrototype.shiftRight = function shiftRight(numBits) {
+ if (isLong(numBits))
+ numBits = numBits.toInt();
+ if ((numBits &= 63) === 0)
+ return this;
+ else if (numBits < 32)
+ return fromBits((this.low >>> numBits) | (this.high << (32 - numBits)), this.high >> numBits, this.unsigned);
+ else
+ return fromBits(this.high >> (numBits - 32), this.high >= 0 ? 0 : -1, this.unsigned);
+};
+
+/**
+ * Returns this Long with bits arithmetically shifted to the right by the given amount. This is an alias of {@link Long#shiftRight}.
+ * @function
+ * @param {number|!Long} numBits Number of bits
+ * @returns {!Long} Shifted Long
+ */
+LongPrototype.shr = LongPrototype.shiftRight;
+
+/**
+ * Returns this Long with bits logically shifted to the right by the given amount.
+ * @param {number|!Long} numBits Number of bits
+ * @returns {!Long} Shifted Long
+ */
+LongPrototype.shiftRightUnsigned = function shiftRightUnsigned(numBits) {
+ if (isLong(numBits))
+ numBits = numBits.toInt();
+ numBits &= 63;
+ if (numBits === 0)
+ return this;
+ else {
+ var high = this.high;
+ if (numBits < 32) {
+ var low = this.low;
+ return fromBits((low >>> numBits) | (high << (32 - numBits)), high >>> numBits, this.unsigned);
+ } else if (numBits === 32)
+ return fromBits(high, 0, this.unsigned);
+ else
+ return fromBits(high >>> (numBits - 32), 0, this.unsigned);
+ }
+};
+
+/**
+ * Returns this Long with bits logically shifted to the right by the given amount. This is an alias of {@link Long#shiftRightUnsigned}.
+ * @function
+ * @param {number|!Long} numBits Number of bits
+ * @returns {!Long} Shifted Long
+ */
+LongPrototype.shru = LongPrototype.shiftRightUnsigned;
+
+/**
+ * Returns this Long with bits logically shifted to the right by the given amount. This is an alias of {@link Long#shiftRightUnsigned}.
+ * @function
+ * @param {number|!Long} numBits Number of bits
+ * @returns {!Long} Shifted Long
+ */
+LongPrototype.shr_u = LongPrototype.shiftRightUnsigned;
+
+/**
+ * Converts this Long to signed.
+ * @returns {!Long} Signed long
+ */
+LongPrototype.toSigned = function toSigned() {
+ if (!this.unsigned)
+ return this;
+ return fromBits(this.low, this.high, false);
+};
+
+/**
+ * Converts this Long to unsigned.
+ * @returns {!Long} Unsigned long
+ */
+LongPrototype.toUnsigned = function toUnsigned() {
+ if (this.unsigned)
+ return this;
+ return fromBits(this.low, this.high, true);
+};
+
+/**
+ * Converts this Long to its byte representation.
+ * @param {boolean=} le Whether little or big endian, defaults to big endian
+ * @returns {!Array.<number>} Byte representation
+ */
+LongPrototype.toBytes = function toBytes(le) {
+ return le ? this.toBytesLE() : this.toBytesBE();
+};
+
+/**
+ * Converts this Long to its little endian byte representation.
+ * @returns {!Array.<number>} Little endian byte representation
+ */
+LongPrototype.toBytesLE = function toBytesLE() {
+ var hi = this.high,
+ lo = this.low;
+ return [
+ lo & 0xff,
+ lo >>> 8 & 0xff,
+ lo >>> 16 & 0xff,
+ lo >>> 24 ,
+ hi & 0xff,
+ hi >>> 8 & 0xff,
+ hi >>> 16 & 0xff,
+ hi >>> 24
+ ];
+};
+
+/**
+ * Converts this Long to its big endian byte representation.
+ * @returns {!Array.<number>} Big endian byte representation
+ */
+LongPrototype.toBytesBE = function toBytesBE() {
+ var hi = this.high,
+ lo = this.low;
+ return [
+ hi >>> 24 ,
+ hi >>> 16 & 0xff,
+ hi >>> 8 & 0xff,
+ hi & 0xff,
+ lo >>> 24 ,
+ lo >>> 16 & 0xff,
+ lo >>> 8 & 0xff,
+ lo & 0xff
+ ];
+};
+
+/**
+ * Creates a Long from its byte representation.
+ * @param {!Array.<number>} bytes Byte representation
+ * @param {boolean=} unsigned Whether unsigned or not, defaults to signed
+ * @param {boolean=} le Whether little or big endian, defaults to big endian
+ * @returns {Long} The corresponding Long value
+ */
+Long.fromBytes = function fromBytes(bytes, unsigned, le) {
+ return le ? Long.fromBytesLE(bytes, unsigned) : Long.fromBytesBE(bytes, unsigned);
+};
+
+/**
+ * Creates a Long from its little endian byte representation.
+ * @param {!Array.<number>} bytes Little endian byte representation
+ * @param {boolean=} unsigned Whether unsigned or not, defaults to signed
+ * @returns {Long} The corresponding Long value
+ */
+Long.fromBytesLE = function fromBytesLE(bytes, unsigned) {
+ return new Long(
+ bytes[0] |
+ bytes[1] << 8 |
+ bytes[2] << 16 |
+ bytes[3] << 24,
+ bytes[4] |
+ bytes[5] << 8 |
+ bytes[6] << 16 |
+ bytes[7] << 24,
+ unsigned
+ );
+};
+
+/**
+ * Creates a Long from its big endian byte representation.
+ * @param {!Array.<number>} bytes Big endian byte representation
+ * @param {boolean=} unsigned Whether unsigned or not, defaults to signed
+ * @returns {Long} The corresponding Long value
+ */
+Long.fromBytesBE = function fromBytesBE(bytes, unsigned) {
+ return new Long(
+ bytes[4] << 24 |
+ bytes[5] << 16 |
+ bytes[6] << 8 |
+ bytes[7],
+ bytes[0] << 24 |
+ bytes[1] << 16 |
+ bytes[2] << 8 |
+ bytes[3],
+ unsigned
+ );
+};
|