exer - npm Package Compare versions

Comparing version 0.0.38 to 0.0.39

lib/index.d.ts

@@ -5,2 +5,4 @@ /// <reference types="node" />
     crc32(buf: Buffer, offset?: number, length?: number): number;
+    crc16modbus(buf: Buffer, offset?: number, length?: number): number;
+    crc16ccitt(buf: Buffer, offset?: number, length?: number): number;
     crc64(buf: Buffer, offset?: number, length?: number): number[];
@@ -648,4 +650,4 @@ adler32(buf: Buffer, offset?: number, length?: number): number;
 };
-export * from './logger';
+export { Formatters, Log as debug, Log, Logger as IDebugger, Logger, LoggerLevel, LoggerLevelType } from './logger';
 export * from './process';
 export * from './timer';

lib/index.js

@@ -10,5 +10,8 @@ "use strict";
 exports.Utils = Object.assign(Object.assign({}, lo), utils);
-__export(require("./logger"));
+var logger_1 = require("./logger");
+exports.debug = logger_1.Log;
+exports.Log = logger_1.Log;
+exports.LoggerLevel = logger_1.LoggerLevel;
 __export(require("./process"));
 __export(require("./timer"));
 //# sourceMappingURL=index.js.map

lib/logger.d.ts

@@ -99,19 +99,77 @@ /// <reference types="node" />
     var endIcon: string;
-    var log: (...args: any[]) => void;
-    var emerg: (...args: any[]) => void;
-    var fatal: (...args: any[]) => void;
-    var alert: (...args: any[]) => void;
-    var critical: (...args: any[]) => void;
-    var error: (...args: any[]) => void;
-    var warn: (...args: any[]) => void;
-    var notice: (...args: any[]) => void;
-    var info: (...args: any[]) => void;
-    var debug: (...args: any[]) => void;
-    var trace: (...args: any[]) => void;
-    var time: (...args: any[]) => [number, number];
-    var end: (...args: any[]) => [number, number];
-    var timeEnd: (...args: any[]) => [number, number];
+    var log: typeof import("./logger").log;
+    var emerg: typeof import("./logger").emerg;
+    var fatal: typeof import("./logger").fatal;
+    var alert: typeof import("./logger").alert;
+    var critical: typeof import("./logger").critical;
+    var error: typeof import("./logger").error;
+    var warn: typeof import("./logger").warn;
+    var notice: typeof import("./logger").notice;
+    var info: typeof import("./logger").info;
+    var debug: typeof import("./logger").debug;
+    var trace: typeof import("./logger").trace;
+    var time: typeof import("./logger").time;
+    var end: typeof import("./logger").end;
+    var timeEnd: typeof import("./logger").timeEnd;
     var millis: (span: [number, number], offset?: number) => string;
 }
-export { Log as debug, Logger as IDebugger };
+/**
+ * Invokes `util.format()` with the specified arguments and writes to stderr.
+ */
+export declare function log(...args: any[]): void;
+export declare namespace log {
+    var level: string;
+}
+export declare function emerg(...args: any[]): void;
+export declare namespace emerg {
+    var level: string;
+}
+export declare function fatal(...args: any[]): void;
+export declare namespace fatal {
+    var level: string;
+}
+export declare function alert(...args: any[]): void;
+export declare namespace alert {
+    var level: string;
+}
+export declare function critical(...args: any[]): void;
+export declare namespace critical {
+    var level: string;
+}
+export declare function error(...args: any[]): void;
+export declare namespace error {
+    var level: string;
+}
+export declare function warn(...args: any[]): void;
+export declare namespace warn {
+    var level: string;
+}
+export declare function notice(...args: any[]): void;
+export declare namespace notice {
+    var level: string;
+}
+export declare function info(...args: any[]): void;
+export declare namespace info {
+    var level: string;
+}
+export declare function debug(...args: any[]): void;
+export declare namespace debug {
+    var level: string;
+}
+export declare function trace(...args: any[]): void;
+export declare namespace trace {
+    var level: string;
+}
+export declare function time(...args: any[]): any;
+export declare namespace time {
+    var level: string;
+}
+export declare function end(...args: any[]): any;
+export declare namespace end {
+    var level: string;
+}
+export declare function timeEnd(...args: any[]): any;
+export declare namespace timeEnd {
+    var level: string;
+}
 export default Log;

lib/logger.js

@@ -158,3 +158,2 @@ "use strict";
 exports.Log = Log;
-exports.debug = Log;
 Log.get = function get(namespace, enable) {
@@ -475,2 +474,3 @@ return Log(namespace, enable === undefined ? true : enable);
 }
+exports.log = log;
 log.level = 'INFO';
@@ -483,2 +483,3 @@ Log.log = log;
 }
+exports.emerg = emerg;
 emerg.level = 'EMERG';
@@ -491,2 +492,3 @@ Log.emerg = emerg;
 }
+exports.fatal = fatal;
 fatal.level = 'ALERT';
@@ -499,2 +501,3 @@ Log.fatal = fatal;
 }
+exports.alert = alert;
 alert.level = 'ALERT';
@@ -507,2 +510,3 @@ Log.alert = alert;
 }
+exports.critical = critical;
 critical.level = 'CRITICAL';
@@ -515,2 +519,3 @@ Log.critical = critical;
 }
+exports.error = error;
 error.level = 'ERROR';
@@ -523,2 +528,3 @@ Log.error = error;
 }
+exports.warn = warn;
 warn.level = 'WARN';
@@ -531,2 +537,3 @@ Log.warn = warn;
 }
+exports.notice = notice;
 notice.level = 'NOTICE';
@@ -539,2 +546,3 @@ Log.notice = notice;
 }
+exports.info = info;
 info.level = 'INFO';
@@ -547,2 +555,3 @@ Log.info = info;
 }
+exports.debug = debug;
 debug.level = 'DEBUG';
@@ -555,2 +564,3 @@ Log.debug = debug;
 }
+exports.trace = trace;
 trace.level = 'TRACE';
@@ -563,2 +573,3 @@ Log.trace = trace;
 }
+exports.time = time;
 time.level = 'TIME';
@@ -571,2 +582,3 @@ Log.time = time;
 }
+exports.end = end;
 end.level = 'END';
@@ -579,2 +591,3 @@ Log.end = end;
 }
+exports.timeEnd = timeEnd;
 timeEnd.level = 'END';
@@ -581,0 +594,0 @@ Log.timeEnd = timeEnd;

lib/utils/crc.d.ts

 /// <reference types="node" />
 export declare function crc32(buf: Buffer, offset?: number, length?: number): number;
+export declare function crc16modbus(buf: Buffer, offset?: number, length?: number): number;
+export declare function crc16ccitt(buf: Buffer, offset?: number, length?: number): number;
 export declare function crc64(buf: Buffer, offset?: number, length?: number): number[];
 export declare function adler32(buf: Buffer, offset?: number, length?: number): number;

lib/utils/crc.js

 "use strict";
 // http://www.sunshine2k.de/coding/javascript/crc/crc_js.html
+// https://crccalc.com
 Object.defineProperty(exports, "__esModule", { value: true });
+const CRC16_MODBUS_TABLE = [
+    0x0000, 0xC0C1, 0xC181, 0x0140, 0xC301, 0x03C0, 0x0280, 0xC241, 0xC601, 0x06C0, 0x0780, 0xC741, 0x0500, 0xC5C1, 0xC481, 0x0440,
+    0xCC01, 0x0CC0, 0x0D80, 0xCD41, 0x0F00, 0xCFC1, 0xCE81, 0x0E40, 0x0A00, 0xCAC1, 0xCB81, 0x0B40, 0xC901, 0x09C0, 0x0880, 0xC841,
+    0xD801, 0x18C0, 0x1980, 0xD941, 0x1B00, 0xDBC1, 0xDA81, 0x1A40, 0x1E00, 0xDEC1, 0xDF81, 0x1F40, 0xDD01, 0x1DC0, 0x1C80, 0xDC41,
+    0x1400, 0xD4C1, 0xD581, 0x1540, 0xD701, 0x17C0, 0x1680, 0xD641, 0xD201, 0x12C0, 0x1380, 0xD341, 0x1100, 0xD1C1, 0xD081, 0x1040,
+    0xF001, 0x30C0, 0x3180, 0xF141, 0x3300, 0xF3C1, 0xF281, 0x3240, 0x3600, 0xF6C1, 0xF781, 0x3740, 0xF501, 0x35C0, 0x3480, 0xF441,
+    0x3C00, 0xFCC1, 0xFD81, 0x3D40, 0xFF01, 0x3FC0, 0x3E80, 0xFE41, 0xFA01, 0x3AC0, 0x3B80, 0xFB41, 0x3900, 0xF9C1, 0xF881, 0x3840,
+    0x2800, 0xE8C1, 0xE981, 0x2940, 0xEB01, 0x2BC0, 0x2A80, 0xEA41, 0xEE01, 0x2EC0, 0x2F80, 0xEF41, 0x2D00, 0xEDC1, 0xEC81, 0x2C40,
+    0xE401, 0x24C0, 0x2580, 0xE541, 0x2700, 0xE7C1, 0xE681, 0x2640, 0x2200, 0xE2C1, 0xE381, 0x2340, 0xE101, 0x21C0, 0x2080, 0xE041,
+    0xA001, 0x60C0, 0x6180, 0xA141, 0x6300, 0xA3C1, 0xA281, 0x6240, 0x6600, 0xA6C1, 0xA781, 0x6740, 0xA501, 0x65C0, 0x6480, 0xA441,
+    0x6C00, 0xACC1, 0xAD81, 0x6D40, 0xAF01, 0x6FC0, 0x6E80, 0xAE41, 0xAA01, 0x6AC0, 0x6B80, 0xAB41, 0x6900, 0xA9C1, 0xA881, 0x6840,
+    0x7800, 0xB8C1, 0xB981, 0x7940, 0xBB01, 0x7BC0, 0x7A80, 0xBA41, 0xBE01, 0x7EC0, 0x7F80, 0xBF41, 0x7D00, 0xBDC1, 0xBC81, 0x7C40,
+    0xB401, 0x74C0, 0x7580, 0xB541, 0x7700, 0xB7C1, 0xB681, 0x7640, 0x7200, 0xB2C1, 0xB381, 0x7340, 0xB101, 0x71C0, 0x7080, 0xB041,
+    0x5000, 0x90C1, 0x9181, 0x5140, 0x9301, 0x53C0, 0x5280, 0x9241, 0x9601, 0x56C0, 0x5780, 0x9741, 0x5500, 0x95C1, 0x9481, 0x5440,
+    0x9C01, 0x5CC0, 0x5D80, 0x9D41, 0x5F00, 0x9FC1, 0x9E81, 0x5E40, 0x5A00, 0x9AC1, 0x9B81, 0x5B40, 0x9901, 0x59C0, 0x5880, 0x9841,
+    0x8801, 0x48C0, 0x4980, 0x8941, 0x4B00, 0x8BC1, 0x8A81, 0x4A40, 0x4E00, 0x8EC1, 0x8F81, 0x4F40, 0x8D01, 0x4DC0, 0x4C80, 0x8C41,
+    0x4400, 0x84C1, 0x8581, 0x4540, 0x8701, 0x47C0, 0x4680, 0x8641, 0x8201, 0x42C0, 0x4380, 0x8341, 0x4100, 0x81C1, 0x8081, 0x4040
+];
+const CRC16_CCITT_TABLE = [
+    0x0000, 0x1021, 0x2042, 0x3063, 0x4084, 0x50A5, 0x60C6, 0x70E7, 0x8108, 0x9129, 0xA14A, 0xB16B, 0xC18C, 0xD1AD, 0xE1CE, 0xF1EF,
+    0x1231, 0x0210, 0x3273, 0x2252, 0x52B5, 0x4294, 0x72F7, 0x62D6, 0x9339, 0x8318, 0xB37B, 0xA35A, 0xD3BD, 0xC39C, 0xF3FF, 0xE3DE,
+    0x2462, 0x3443, 0x0420, 0x1401, 0x64E6, 0x74C7, 0x44A4, 0x5485, 0xA56A, 0xB54B, 0x8528, 0x9509, 0xE5EE, 0xF5CF, 0xC5AC, 0xD58D,
+    0x3653, 0x2672, 0x1611, 0x0630, 0x76D7, 0x66F6, 0x5695, 0x46B4, 0xB75B, 0xA77A, 0x9719, 0x8738, 0xF7DF, 0xE7FE, 0xD79D, 0xC7BC,
+    0x48C4, 0x58E5, 0x6886, 0x78A7, 0x0840, 0x1861, 0x2802, 0x3823, 0xC9CC, 0xD9ED, 0xE98E, 0xF9AF, 0x8948, 0x9969, 0xA90A, 0xB92B,
+    0x5AF5, 0x4AD4, 0x7AB7, 0x6A96, 0x1A71, 0x0A50, 0x3A33, 0x2A12, 0xDBFD, 0xCBDC, 0xFBBF, 0xEB9E, 0x9B79, 0x8B58, 0xBB3B, 0xAB1A,
+    0x6CA6, 0x7C87, 0x4CE4, 0x5CC5, 0x2C22, 0x3C03, 0x0C60, 0x1C41, 0xEDAE, 0xFD8F, 0xCDEC, 0xDDCD, 0xAD2A, 0xBD0B, 0x8D68, 0x9D49,
+    0x7E97, 0x6EB6, 0x5ED5, 0x4EF4, 0x3E13, 0x2E32, 0x1E51, 0x0E70, 0xFF9F, 0xEFBE, 0xDFDD, 0xCFFC, 0xBF1B, 0xAF3A, 0x9F59, 0x8F78,
+    0x9188, 0x81A9, 0xB1CA, 0xA1EB, 0xD10C, 0xC12D, 0xF14E, 0xE16F, 0x1080, 0x00A1, 0x30C2, 0x20E3, 0x5004, 0x4025, 0x7046, 0x6067,
+    0x83B9, 0x9398, 0xA3FB, 0xB3DA, 0xC33D, 0xD31C, 0xE37F, 0xF35E, 0x02B1, 0x1290, 0x22F3, 0x32D2, 0x4235, 0x5214, 0x6277, 0x7256,
+    0xB5EA, 0xA5CB, 0x95A8, 0x8589, 0xF56E, 0xE54F, 0xD52C, 0xC50D, 0x34E2, 0x24C3, 0x14A0, 0x0481, 0x7466, 0x6447, 0x5424, 0x4405,
+    0xA7DB, 0xB7FA, 0x8799, 0x97B8, 0xE75F, 0xF77E, 0xC71D, 0xD73C, 0x26D3, 0x36F2, 0x0691, 0x16B0, 0x6657, 0x7676, 0x4615, 0x5634,
+    0xD94C, 0xC96D, 0xF90E, 0xE92F, 0x99C8, 0x89E9, 0xB98A, 0xA9AB, 0x5844, 0x4865, 0x7806, 0x6827, 0x18C0, 0x08E1, 0x3882, 0x28A3,
+    0xCB7D, 0xDB5C, 0xEB3F, 0xFB1E, 0x8BF9, 0x9BD8, 0xABBB, 0xBB9A, 0x4A75, 0x5A54, 0x6A37, 0x7A16, 0x0AF1, 0x1AD0, 0x2AB3, 0x3A92,
+    0xFD2E, 0xED0F, 0xDD6C, 0xCD4D, 0xBDAA, 0xAD8B, 0x9DE8, 0x8DC9, 0x7C26, 0x6C07, 0x5C64, 0x4C45, 0x3CA2, 0x2C83, 0x1CE0, 0x0CC1,
+    0xEF1F, 0xFF3E, 0xCF5D, 0xDF7C, 0xAF9B, 0xBFBA, 0x8FD9, 0x9FF8, 0x6E17, 0x7E36, 0x4E55, 0x5E74, 0x2E93, 0x3EB2, 0x0ED1, 0x1EF0
+];
 const CRC64_TABLE = [
@@ -86,2 +123,18 @@ 0x00000000, 0x00000000, 0xB32E4CBE, 0x03A75F6F, 0xF4843657, 0xA840A05B, 0x47AA7AE9, 0xABE7FF34,
 exports.crc32 = crc32;
+function crc16modbus(buf, offset, length) {
+    let crc = 0xFFFF;
+    for (let i = (offset || 0); i < (length || buf.length); i++) {
+        crc = (crc >>> 8) ^ CRC16_MODBUS_TABLE[(crc ^ buf[i]) & 0xFF];
+    }
+    return (crc & 0xFFFF) >>> 0;
+}
+exports.crc16modbus = crc16modbus;
+function crc16ccitt(buf, offset, length) {
+    let crc = 0xFFFF;
+    for (let i = (offset || 0); i < (length || buf.length); i++) {
+        crc = (crc << 8) ^ CRC16_CCITT_TABLE[((crc >>> 8) ^ buf[i]) & 0xFF];
+    }
+    return (crc & 0xFFFF) >>> 0;
+}
+exports.crc16ccitt = crc16ccitt;
 function crc64(buf, offset, length) {
@@ -120,2 +173,5 @@ let crc1 = 0 ^ (-1);
 // }
+console.log(crc32(Buffer.from('test')).toString(16));
+console.log(crc16ccitt(Buffer.from('test')).toString(16));
+console.log(crc16modbus(Buffer.from('test')).toString(16));
 //# sourceMappingURL=crc.js.map

package.json

 {
   "name": "exer",
-  "version": "0.0.38",
+  "version": "0.0.39",
   "description": "Utils in TypeScript, Debug, NanoTimer ...",
@@ -41,16 +41,16 @@ "author": "[e-mail]",
     "reflect-metadata": "^0.1.13",
-    "uuid": "^3.3.3"
+    "uuid": "^3.4.0"
   },
   "devDependencies": {
-    "@types/chance": "^1.0.7",
-    "@types/lodash": "^4.14.149",
-    "@types/node": "^10.17.6",
-    "@types/uuid": "^3.4.6",
-    "chance": "^1.1.3",
-    "ts-node": "^8.5.4",
+    "@types/chance": "^1.0.10",
+    "@types/lodash": "^4.14.150",
+    "@types/node": "^10.17.21",
+    "@types/uuid": "^3.4.9",
+    "chance": "^1.1.5",
+    "ts-node": "^8.10.1",
     "tslint": "^5.20.1",
     "tslint-config-airbnb": "^5.11.2",
     "tty": "^1.0.1",
-    "typescript": "^3.7.3"
+    "typescript": "^3.8.3"
   }
 }

src/index.ts

@@ -6,4 +6,4 @@ import * as lo from 'lodash';
 
-export * from './logger';
+export { Formatters, Log as debug, Log, Logger as IDebugger, Logger, LoggerLevel, LoggerLevelType } from './logger';
 export * from './process';
 export * from './timer';

src/logger.ts

@@ -543,3 +543,3 @@ import tty = require('tty');
  */
-function log(...args: any[]) {
+export function log(...args: any[]) {
   if (Log.isBellow(LoggerLevel.INFO)) return;
@@ -551,3 +551,3 @@ Log.useConsole() ? console.log(...args) : process.stdout.write(util.format.call(util, ...args) + '\n');
 
-function emerg(...args: any[]) {
+export function emerg(...args: any[]) {
   if (Log.isBellow(LoggerLevel.EMERG)) return;
@@ -559,3 +559,3 @@ Log.useConsole() ? console.error(...args) : process.stderr.write(util.format.call(util, ...args) + '\n');
 
-function fatal(...args: any[]) {
+export function fatal(...args: any[]) {
   if (Log.isBellow(LoggerLevel.ALERT)) return;
@@ -567,3 +567,3 @@ Log.useConsole() ? console.error(...args) : process.stderr.write(util.format.call(util, ...args) + '\n');
 
-function alert(...args: any[]) {
+export function alert(...args: any[]) {
   if (Log.isBellow(LoggerLevel.ALERT)) return;
@@ -575,3 +575,3 @@ Log.useConsole() ? console.error(...args) : process.stderr.write(util.format.call(util, ...args) + '\n');
 
-function critical(...args: any[]) {
+export function critical(...args: any[]) {
   if (Log.isBellow(LoggerLevel.CRITICAL)) return;
@@ -583,3 +583,3 @@ Log.useConsole() ? console.error(...args) : process.stderr.write(util.format.call(util, ...args) + '\n');
 
-function error(...args: any[]) {
+export function error(...args: any[]) {
   if (Log.isBellow(LoggerLevel.ERROR)) return;
@@ -591,3 +591,3 @@ Log.useConsole() ? console.error(...args) : process.stderr.write(util.format.call(util, ...args) + '\n');
 
-function warn(...args: any[]) {
+export function warn(...args: any[]) {
   if (Log.isBellow(LoggerLevel.WARNING)) return;
@@ -599,3 +599,3 @@ Log.useConsole() ? console.warn(...args) : process.stdout.write(util.format.call(util, ...args) + '\n');
 
-function notice(...args: any[]) {
+export function notice(...args: any[]) {
   if (Log.isBellow(LoggerLevel.NOTICE)) return;
@@ -607,3 +607,3 @@ Log.useConsole() ? console.warn(...args) : process.stdout.write(util.format.call(util, ...args) + '\n');
 
-function info(...args: any[]) {
+export function info(...args: any[]) {
   if (Log.isBellow(LoggerLevel.INFO)) return;
@@ -615,3 +615,3 @@ Log.useConsole() ? console.info(...args) : process.stdout.write(util.format.call(util, ...args) + '\n');
 
-function debug(...args: any[]) {
+export function debug(...args: any[]) {
   if (Log.isBellow(LoggerLevel.DEBUG)) return;
@@ -623,3 +623,3 @@ Log.useConsole() ? console.debug(...args) : process.stdout.write(util.format.call(util, ...args) + '\n');
 
-function trace(...args: any[]) {
+export function trace(...args: any[]) {
   if (Log.isBellow(LoggerLevel.TRACE)) return;
@@ -631,3 +631,3 @@ Log.useConsole() ? console.debug(...args) : process.stdout.write(util.format.call(util, ...args) + '\n');
 
-function time(...args: any[]): any {
+export function time(...args: any[]): any {
   if (Log.isBellow(LoggerLevel.TIME)) return;
@@ -639,3 +639,3 @@ Log.useConsole() ? console.info(...args) : process.stdout.write(util.format.call(util, ...args) + '\n');
 
-function end(...args: any[]): any {
+export function end(...args: any[]): any {
   if (Log.isBellow(LoggerLevel.TIME)) return;
@@ -647,3 +647,3 @@ Log.useConsole() ? console.info(...args) : process.stdout.write(util.format.call(util, ...args) + '\n');
 
-function timeEnd(...args: any[]): any {
+export function timeEnd(...args: any[]): any {
   if (Log.isBellow(LoggerLevel.TIME)) return;
@@ -699,3 +699,2 @@ Log.useConsole() ? console.info(...args) : process.stdout.write(util.format.call(util, ...args) + '\n');
 
-export { Log as debug, Logger as IDebugger };
 export default Log;

src/utils/crc.ts

 // http://www.sunshine2k.de/coding/javascript/crc/crc_js.html
+// https://crccalc.com
 
+const CRC16_MODBUS_TABLE = [
+  0x0000, 0xC0C1, 0xC181, 0x0140, 0xC301, 0x03C0, 0x0280, 0xC241, 0xC601, 0x06C0, 0x0780, 0xC741, 0x0500, 0xC5C1, 0xC481, 0x0440,
+  0xCC01, 0x0CC0, 0x0D80, 0xCD41, 0x0F00, 0xCFC1, 0xCE81, 0x0E40, 0x0A00, 0xCAC1, 0xCB81, 0x0B40, 0xC901, 0x09C0, 0x0880, 0xC841,
+  0xD801, 0x18C0, 0x1980, 0xD941, 0x1B00, 0xDBC1, 0xDA81, 0x1A40, 0x1E00, 0xDEC1, 0xDF81, 0x1F40, 0xDD01, 0x1DC0, 0x1C80, 0xDC41,
+  0x1400, 0xD4C1, 0xD581, 0x1540, 0xD701, 0x17C0, 0x1680, 0xD641, 0xD201, 0x12C0, 0x1380, 0xD341, 0x1100, 0xD1C1, 0xD081, 0x1040,
+  0xF001, 0x30C0, 0x3180, 0xF141, 0x3300, 0xF3C1, 0xF281, 0x3240, 0x3600, 0xF6C1, 0xF781, 0x3740, 0xF501, 0x35C0, 0x3480, 0xF441,
+  0x3C00, 0xFCC1, 0xFD81, 0x3D40, 0xFF01, 0x3FC0, 0x3E80, 0xFE41, 0xFA01, 0x3AC0, 0x3B80, 0xFB41, 0x3900, 0xF9C1, 0xF881, 0x3840,
+  0x2800, 0xE8C1, 0xE981, 0x2940, 0xEB01, 0x2BC0, 0x2A80, 0xEA41, 0xEE01, 0x2EC0, 0x2F80, 0xEF41, 0x2D00, 0xEDC1, 0xEC81, 0x2C40,
+  0xE401, 0x24C0, 0x2580, 0xE541, 0x2700, 0xE7C1, 0xE681, 0x2640, 0x2200, 0xE2C1, 0xE381, 0x2340, 0xE101, 0x21C0, 0x2080, 0xE041,
+  0xA001, 0x60C0, 0x6180, 0xA141, 0x6300, 0xA3C1, 0xA281, 0x6240, 0x6600, 0xA6C1, 0xA781, 0x6740, 0xA501, 0x65C0, 0x6480, 0xA441,
+  0x6C00, 0xACC1, 0xAD81, 0x6D40, 0xAF01, 0x6FC0, 0x6E80, 0xAE41, 0xAA01, 0x6AC0, 0x6B80, 0xAB41, 0x6900, 0xA9C1, 0xA881, 0x6840,
+  0x7800, 0xB8C1, 0xB981, 0x7940, 0xBB01, 0x7BC0, 0x7A80, 0xBA41, 0xBE01, 0x7EC0, 0x7F80, 0xBF41, 0x7D00, 0xBDC1, 0xBC81, 0x7C40,
+  0xB401, 0x74C0, 0x7580, 0xB541, 0x7700, 0xB7C1, 0xB681, 0x7640, 0x7200, 0xB2C1, 0xB381, 0x7340, 0xB101, 0x71C0, 0x7080, 0xB041,
+  0x5000, 0x90C1, 0x9181, 0x5140, 0x9301, 0x53C0, 0x5280, 0x9241, 0x9601, 0x56C0, 0x5780, 0x9741, 0x5500, 0x95C1, 0x9481, 0x5440,
+  0x9C01, 0x5CC0, 0x5D80, 0x9D41, 0x5F00, 0x9FC1, 0x9E81, 0x5E40, 0x5A00, 0x9AC1, 0x9B81, 0x5B40, 0x9901, 0x59C0, 0x5880, 0x9841,
+  0x8801, 0x48C0, 0x4980, 0x8941, 0x4B00, 0x8BC1, 0x8A81, 0x4A40, 0x4E00, 0x8EC1, 0x8F81, 0x4F40, 0x8D01, 0x4DC0, 0x4C80, 0x8C41,
+  0x4400, 0x84C1, 0x8581, 0x4540, 0x8701, 0x47C0, 0x4680, 0x8641, 0x8201, 0x42C0, 0x4380, 0x8341, 0x4100, 0x81C1, 0x8081, 0x4040
+];
+
+const CRC16_CCITT_TABLE = [
+  0x0000, 0x1021, 0x2042, 0x3063, 0x4084, 0x50A5, 0x60C6, 0x70E7, 0x8108, 0x9129, 0xA14A, 0xB16B, 0xC18C, 0xD1AD, 0xE1CE, 0xF1EF,
+  0x1231, 0x0210, 0x3273, 0x2252, 0x52B5, 0x4294, 0x72F7, 0x62D6, 0x9339, 0x8318, 0xB37B, 0xA35A, 0xD3BD, 0xC39C, 0xF3FF, 0xE3DE,
+  0x2462, 0x3443, 0x0420, 0x1401, 0x64E6, 0x74C7, 0x44A4, 0x5485, 0xA56A, 0xB54B, 0x8528, 0x9509, 0xE5EE, 0xF5CF, 0xC5AC, 0xD58D,
+  0x3653, 0x2672, 0x1611, 0x0630, 0x76D7, 0x66F6, 0x5695, 0x46B4, 0xB75B, 0xA77A, 0x9719, 0x8738, 0xF7DF, 0xE7FE, 0xD79D, 0xC7BC,
+  0x48C4, 0x58E5, 0x6886, 0x78A7, 0x0840, 0x1861, 0x2802, 0x3823, 0xC9CC, 0xD9ED, 0xE98E, 0xF9AF, 0x8948, 0x9969, 0xA90A, 0xB92B,
+  0x5AF5, 0x4AD4, 0x7AB7, 0x6A96, 0x1A71, 0x0A50, 0x3A33, 0x2A12, 0xDBFD, 0xCBDC, 0xFBBF, 0xEB9E, 0x9B79, 0x8B58, 0xBB3B, 0xAB1A,
+  0x6CA6, 0x7C87, 0x4CE4, 0x5CC5, 0x2C22, 0x3C03, 0x0C60, 0x1C41, 0xEDAE, 0xFD8F, 0xCDEC, 0xDDCD, 0xAD2A, 0xBD0B, 0x8D68, 0x9D49,
+  0x7E97, 0x6EB6, 0x5ED5, 0x4EF4, 0x3E13, 0x2E32, 0x1E51, 0x0E70, 0xFF9F, 0xEFBE, 0xDFDD, 0xCFFC, 0xBF1B, 0xAF3A, 0x9F59, 0x8F78,
+  0x9188, 0x81A9, 0xB1CA, 0xA1EB, 0xD10C, 0xC12D, 0xF14E, 0xE16F, 0x1080, 0x00A1, 0x30C2, 0x20E3, 0x5004, 0x4025, 0x7046, 0x6067,
+  0x83B9, 0x9398, 0xA3FB, 0xB3DA, 0xC33D, 0xD31C, 0xE37F, 0xF35E, 0x02B1, 0x1290, 0x22F3, 0x32D2, 0x4235, 0x5214, 0x6277, 0x7256,
+  0xB5EA, 0xA5CB, 0x95A8, 0x8589, 0xF56E, 0xE54F, 0xD52C, 0xC50D, 0x34E2, 0x24C3, 0x14A0, 0x0481, 0x7466, 0x6447, 0x5424, 0x4405,
+  0xA7DB, 0xB7FA, 0x8799, 0x97B8, 0xE75F, 0xF77E, 0xC71D, 0xD73C, 0x26D3, 0x36F2, 0x0691, 0x16B0, 0x6657, 0x7676, 0x4615, 0x5634,
+  0xD94C, 0xC96D, 0xF90E, 0xE92F, 0x99C8, 0x89E9, 0xB98A, 0xA9AB, 0x5844, 0x4865, 0x7806, 0x6827, 0x18C0, 0x08E1, 0x3882, 0x28A3,
+  0xCB7D, 0xDB5C, 0xEB3F, 0xFB1E, 0x8BF9, 0x9BD8, 0xABBB, 0xBB9A, 0x4A75, 0x5A54, 0x6A37, 0x7A16, 0x0AF1, 0x1AD0, 0x2AB3, 0x3A92,
+  0xFD2E, 0xED0F, 0xDD6C, 0xCD4D, 0xBDAA, 0xAD8B, 0x9DE8, 0x8DC9, 0x7C26, 0x6C07, 0x5C64, 0x4C45, 0x3CA2, 0x2C83, 0x1CE0, 0x0CC1,
+  0xEF1F, 0xFF3E, 0xCF5D, 0xDF7C, 0xAF9B, 0xBFBA, 0x8FD9, 0x9FF8, 0x6E17, 0x7E36, 0x4E55, 0x5E74, 0x2E93, 0x3EB2, 0x0ED1, 0x1EF0
+];
+
 const CRC64_TABLE = [
@@ -78,3 +117,2 @@ 0x00000000, 0x00000000, 0xB32E4CBE, 0x03A75F6F, 0xF4843657, 0xA840A05B, 0x47AA7AE9, 0xABE7FF34,
 }
-
 export function crc32(buf: Buffer, offset?: number, length?: number) {
@@ -88,2 +126,18 @@ let crc = 0 ^ (-1);
 
+export function crc16modbus(buf: Buffer, offset?: number, length?: number) {
+  let crc = 0xFFFF;
+  for (let i = (offset || 0); i < (length || buf.length); i++) {
+    crc = (crc >>> 8) ^ CRC16_MODBUS_TABLE[(crc ^ buf[i]) & 0xFF];
+  }
+  return (crc & 0xFFFF) >>> 0;
+}
+
+export function crc16ccitt(buf: Buffer, offset?: number, length?: number) {
+  let crc = 0xFFFF;
+  for (let i = (offset || 0); i < (length || buf.length); i++) {
+    crc = (crc << 8) ^ CRC16_CCITT_TABLE[((crc >>> 8) ^ buf[i]) & 0xFF];
+  }
+  return (crc & 0xFFFF) >>> 0;
+}
+
 export function crc64(buf: Buffer, offset?: number, length?: number) {
@@ -122,1 +176,5 @@ let crc1 = 0 ^ (-1);
 // }
+
+console.log(crc32(Buffer.from('test')).toString(16));
+console.log(crc16ccitt(Buffer.from('test')).toString(16));
+console.log(crc16modbus(Buffer.from('test')).toString(16));

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Total package byte prevSize

280663

increased by7.34%

Lines of code

4476

increased by4.36%

Dependency changes

• Updateduuid@^3.4.0