How to use the long.fromString function in long
To help you get started, weāve selected a few long examples, based on popular ways it is used in public projects.
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michaelwittig / node-q / lib / c.js View on Github 
function wtimestamp(x) {
if (x === null) {
wlong(null);
} else {
// 86400000000000 * (x.getTime() / 86400000 - 10957)
wlong(Long.fromNumber(Long.fromString("1000000", false, 10).multiply(Long.fromNumber(x.getTime())).subtract(Long.fromString("946684800000000000", false, 10))));
}
}
function wmonth(x) {0x18754571, 0x247dbc80, 0x3547667b, 0x4c4b4000, 0x6b5a6e1d,
0x6c20a40, 0x8d2d931, 0xb640000, 0xe8d4a51, 0x1269ae40,
0x17179149, 0x1cb91000, 0x23744899, 0x2b73a840, 0x34e63b41,
0x40000000, 0x4cfa3cc1, 0x5c13d840, 0x6d91b519, 0x39aa400
];
var LONG_MASK = 0xffffffff;
var MAX_CONSTANT = 16;
var longRadix = [null, null,
Long.fromString('4000000000000000',16), Long.fromString('383d9170b85ff80b',16),
Long.fromString('4000000000000000',16), Long.fromString('6765c793fa10079d',16),
Long.fromString('41c21cb8e1000000',16), Long.fromString('3642798750226111',16),
Long.fromString('1000000000000000',16), Long.fromString('12bf307ae81ffd59',16),
Long.fromString( 'de0b6b3a7640000',16), Long.fromString('4d28cb56c33fa539',16),
Long.fromString('1eca170c00000000',16), Long.fromString('780c7372621bd74d',16),
Long.fromString('1e39a5057d810000',16), Long.fromString('5b27ac993df97701',16),
Long.fromString('1000000000000000',16), Long.fromString('27b95e997e21d9f1',16),
Long.fromString('5da0e1e53c5c8000',16), Long.fromString( 'b16a458ef403f19',16),
Long.fromString('16bcc41e90000000',16), Long.fromString('2d04b7fdd9c0ef49',16),
Long.fromString('5658597bcaa24000',16), Long.fromString( '6feb266931a75b7',16),
Long.fromString( 'c29e98000000000',16), Long.fromString('14adf4b7320334b9',16),
Long.fromString('226ed36478bfa000',16), Long.fromString('383d9170b85ff80b',16),
Long.fromString('5a3c23e39c000000',16), Long.fromString( '4e900abb53e6b71',16),
Long.fromString( '7600ec618141000',16), Long.fromString( 'aee5720ee830681',16),
Long.fromString('1000000000000000',16), Long.fromString('172588ad4f5f0981',16),
Long.fromString('211e44f7d02c1000',16), Long.fromString('2ee56725f06e5c71',16),
Long.fromString('41c21cb8e1000000',16)
];
/* zero[i] is a string of i consecutive zeros. */
var zeros = Common.intArray(64);Builder.prototype.getUk25 = function() {
// if forced uk25 was passed in option, use it
// we suppose unsigned negative long is a string is passed
if (this.forcedUk25) {
if (Long.isLong(this.forcedUk25)) return this.forcedUk25;
else return longjs.fromString(this.forcedUk25, false);
}
// note: 0.45 return 0.57 uk25 as old uk25 seems to be blocked
if (this.version.startsWith('0.45')) return longjs.fromString('-816976800928766045', false);
else if (this.version.startsWith('0.51')) return longjs.fromString('-8832040574896607694', false);
else if (this.version.startsWith('0.53')) return longjs.fromString('-76506539888958491', false);
else if (this.version.startsWith('0.55')) return longjs.fromString('-9156899491064153954', false);
else if (this.version.startsWith('0.57')) return longjs.fromString('-816976800928766045', false);
else if (this.version.startsWith('0.59')) return longjs.fromString('-3226782243204485589', false);
else if (this.version.startsWith('0.61')) return longjs.fromString('1296456256998993698', false);
else if (this.version.startsWith('0.63')) return longjs.fromString('5348175887752539474', false);
else if (this.version.startsWith('0.67')) return longjs.fromString('5395925083854747393', false);
else if (this.version.startsWith('0.69')) return longjs.fromString('5395925083854747393', false);
else throw new Error('Unhandled config version: ' + this.version);
};it('should decode transportSignatures as expected', () => {
const obj = {
signatures: [
{
signature: Buffer.from('82a05312e312e31321231323331323431323531353261736461646638054080a', 'hex'),
transaction: Long.fromString('1233578365736487563874', true),
},
{
signature: Buffer.from('31323431323531353261736461646638054080a82a05312e312e313212313233', 'hex'),
transaction: Long.fromString('5438588365736487563874', true),
},
],
};
const buf = Buffer.from('0a2d08e2e4f4d1befbaeabdf01122082a05312e312e31321231323331323431323531353261736461646638054080a0a2d08e2e4c8fcadf8d1c9d301122031323431323531353261736461646638054080a82a05312e312e313212313233', 'hex');
const out = instance.decodeToObj(buf, 'transportSignatures', 'postSignatures');
expect(out).to.be.deep.equal(obj);
});{
name: "i64.add",
args: [
{ value: Long.fromString("1844674407370955161"), type: "i64" },
{ value: Long.fromString("1"), type: "i64" }
],
code: [
t.instruction("get_local", [t.numberLiteral(0)]),
t.instruction("get_local", [t.numberLiteral(1)]),
t.objectInstruction("add", "i64")
],
resEqual: new i64(Long.fromString("1844674407370955162"))
},
{
name: "i64.sub",
args: [
{ value: Long.fromString("1844674407370955161"), type: "i64" },
{ value: Long.fromString("1"), type: "i64" }
],
code: [
t.instruction("get_local", [t.numberLiteral(0)]),
t.instruction("get_local", [t.numberLiteral(1)]),
t.objectInstruction("sub", "i64")
],connection.query("INSERT INTO bigs SET title='test4'", (err, result) => {
assert.strictEqual(
Long.fromString('90071992547409925').compare(result.insertId),
0
);
connection.query(
{
sql: 'select * from bigs',
supportBigNumbers: true,
bigNumberString: false
},
(err, result) => {
assert.strictEqual(result[0].id, 123);
assert.strictEqual(result[1].id, 124);
assert.strictEqual(result[2].id, 123456789);
assert.strictEqual(result[3].id, 123456790);
assert.strictEqual(result[4].id, 9007199254740992);
assert.strictEqual(result[5].id, '9007199254740993');
assert.strictEqual(result[6].id, '90071992547409924');value = varint.zigzag(item);
} else {
value = item;
}
position += varint.write(result, fields[key].tag << 3, position);
position += varint.write(result, value, position);
break;
case 'int64':
case 'uint64':
case 'sint64':
if (typeof item === 'number') {
value = long.fromNumber(item, fields[key].type === 'uint64');
} else if (typeof item === 'string') {
value = long.fromString(item, fields[key].type === 'uint64');
} else {
value = item;
}
if (fields[key].type === 'sint64') {
value = varint.zigzag64(value);
}
position += varint.write(result, fields[key].tag << 3, position);
position += varint.write64(result, value, position);
break;
case 'fixed64':
case 'sfixed64':
case 'double':
if (typeof item === 'number') {else if (v < 0x10000) { return 3; }
else if (v < 0x1000000) { return 4; }
else { return 5; }
}
else {
if (v.compare(u6B) < 0) { return 6; }
else if (v.compare(u7B) < 0) { return 7; }
else if (v.compare(u8B) < 0) { return 8; }
else { return 9; }
}
}
};
var i2B = Long.fromString('100', false, 16);
var i3B = Long.fromString('10000', false, 16);
var i4B = Long.fromString('1000000', false, 16);
var i5B = Long.fromString('100000000', false, 16);
var i6B = Long.fromString('10000000000', false, 16);
var i7B = Long.fromString('1000000000000', false, 16);
var i8B = Long.fromString('100000000000000', false, 16);
var i9B = Long.fromString('8000000000000000', false, 16);
adata.prototype.szof_i64 = function (v) {
'use asm';
var h = 0;
var nb = 0;
if (Long.isLong(v)) {
if (v.isNegative()) {
nb = 1;
v = v.multiply(-1);
});
AndroidCheckinResponse = root.lookupType(
'checkin_proto.AndroidCheckinResponse'
);
const payload = {
userSerialNumber : 0,
checkin : {
type : 3,
chromeBuild : {
platform : 2,
chromeVersion : '63.0.3234.0',
channel : 1,
},
},
version : 3,
id : androidId ? Long.fromString(androidId) : undefined,
securityToken : securityToken
? Long.fromString(securityToken, true)
: undefined,
};
const errMsg = AndroidCheckinRequest.verify(payload);
if (errMsg) throw Error(errMsg);
const message = AndroidCheckinRequest.create(payload);
return AndroidCheckinRequest.encode(message).finish();
}function unclip(data) {
if (data instanceof Uint8Array) {
var high = (data[0] << 24) + (data[1] << 16) + (data[2] << 8) + data[3];
var low = (data[4] << 24) + (data[5] << 16) + (data[6] << 8) + data[7];
return { id: new Long(low, high, true), data: data.slice(8) };
}
var i = data.indexOf(".");
var strId = data.slice(0, i);
var id = Long.fromString(strId, true);
return { id: id, data: data.slice(i + 1) };
}
ID.unclip = unclip;long
A Long class for representing a 64-bit two's-complement integer value.
