Syslog Nodefony
Syslog manage all log in Nodefony .
Syslog Create instance :
#!/usr/bin/env node
const nodefony = require("nodefony");
const syslog = new nodefony.syslog();
console.log(syslog);
/*
Syslog {
_events: [Object: null prototype] {},
_eventsCount: 0,
_maxListeners: 20,
settings:
{ moduleName: 'SYSLOG',
maxStack: 100,
rateLimit: false,
burstLimit: 3,
defaultSeverity: 'DEBUG',
checkConditions: '&&',
},
ringStack: [],
burstPrinted: 0,
missed: 0,
invalid: 0,
valid: 0,
start: 0
}
*/
#!/usr/bin/env node
const nodefony = require("nodefony");
const settingsSyslog = {
moduleName: "LIVE",
defaultSeverity: "ERROR",
msgid: "websocket"
};
const syslog = new nodefony.syslog( settingsSyslog );
console.log(syslog);
/*
Syslog {
_events: [Object: null prototype] {},
_eventsCount: 0,
_maxListeners: 20,
settings:
{ moduleName: 'LIVE',
msgid: 'websocket',
maxStack: 100,
rateLimit: false,
burstLimit: 3,
defaultSeverity: 'ERROR',
checkConditions: '&&' },
ringStack: [],
burstPrinted: 0,
missed: 0,
invalid: 0,
valid: 0,
start: 0
}
*/
SYSLOG PDU (Protocol Data Unit) :
Syslog uses the class PDU to unify all the logs
#!/usr/bin/env node
const nodefony = require("nodefony");
const pdu = new nodefony.PDU( /* pci, severity, moduleName, msgid, msg, date */);
console.log(pdu);
/*
PDU {
timeStamp: 1554120561428,
uid: 1,
severity: 6,
severityName: 'INFO',
typePayload: 'undefined',
payload: undefined,
moduleName: 'nodefony',
msgid: '',
msg: ''
}
*/
/* nodefony.PDU(payload, severity, moduleName, msgid, msg, date) */
const pdu = new nodefony.PDU(
new Error("my error"),
3,
"MY_MODULE",
"MY_MSID",
"my message error",
new Date());
console.log(pdu);
/*
PDU {
timeStamp: 1554121508290,
uid: 1,
severity: 3,
severityName: 'ERROR',
typePayload: 'Error',
payload:
Error: my error
at Object. (/Users/cci/repository/nodefony-core/bin/test.js:10:3)
at Module._compile (internal/modules/cjs/loader.js:701:30)
at Object.Module._extensions..js (internal/modules/cjs/loader.js:712:10)
at Module.load (internal/modules/cjs/loader.js:600:32)
at tryModuleLoad (internal/modules/cjs/loader.js:539:12)
at Function.Module._load (internal/modules/cjs/loader.js:531:3)
at Function.Module.runMain (internal/modules/cjs/loader.js:754:12)
at startup (internal/bootstrap/node.js:283:19)
at bootstrapNodeJSCore (internal/bootstrap/node.js:622:3),
moduleName: 'MY_MODULE',
msgid: 'MY_MSID',
msg: 'my message error'
}
*/
Method log :
#!/usr/bin/env node
const nodefony = require("nodefony");
const syslog = new nodefony.syslog( settingsSyslog );
// log(payload, severity, msgid, msg)
syslog.log("my message 1"); // default severity
syslog.log("my message 2", "EMERGENCY");
syslog.log("my message 3", "ALERT");
syslog.log("my message 4", "CRITIC");
syslog.log("my message 5", "ERROR");
syslog.log("my message 6", "WARNING");
syslog.log("my message 7", "NOTICE");
syslog.log("my message 8", "INFO");
syslog.log("my message 9", "DEBUG");
syslog.log("my message 9", "DEBUG", "WEBSOCKET", "SEND");
console.log(syslog)
/*
Syslog {
_events: [Object: null prototype] {},
_eventsCount: 0,
_maxListeners: 20,
settings:
{ moduleName: 'LIVE',
msgid: 'websocket',
maxStack: 100,
rateLimit: false,
burstLimit: 3,
defaultSeverity: 'ERROR',
checkConditions: '&&' },
ringStack:
[ PDU {
timeStamp: 1554209446812,
uid: 1,
severity: 3,
severityName: 'ERROR',
typePayload: 'string',
payload: 'my message 1',
moduleName: 'LIVE',
msgid: 'websocket',
msg: '' },
PDU {
timeStamp: 1554209446812,
uid: 2,
severity: 6,
severityName: 'INFO',
typePayload: 'string',
payload: 'my message 2',
moduleName: 'LIVE',
msgid: 'websocket',
msg: '' },
PDU {
timeStamp: 1554209446812,
uid: 3,
severity: 1,
severityName: 'ALERT',
typePayload: 'string',
payload: 'my message 3',
moduleName: 'LIVE',
msgid: 'websocket',
msg: '' },
PDU {
timeStamp: 1554209446812,
uid: 4,
severity: 2,
severityName: 'CRITIC',
typePayload: 'string',
payload: 'my message 4',
moduleName: 'LIVE',
msgid: 'websocket',
msg: '' },
PDU {
timeStamp: 1554209446812,
uid: 5,
severity: 3,
severityName: 'ERROR',
typePayload: 'string',
payload: 'my message 5',
moduleName: 'LIVE',
msgid: 'websocket',
msg: '' },
PDU {
timeStamp: 1554209446812,
uid: 6,
severity: 4,
severityName: 'WARNING',
typePayload: 'string',
payload: 'my message 6',
moduleName: 'LIVE',
msgid: 'websocket',
msg: '' },
PDU {
timeStamp: 1554209446812,
uid: 7,
severity: 5,
severityName: 'NOTICE',
typePayload: 'string',
payload: 'my message 7',
moduleName: 'LIVE',
msgid: 'websocket',
msg: '' },
PDU {
timeStamp: 1554209446812,
uid: 8,
severity: 6,
severityName: 'INFO',
typePayload: 'string',
payload: 'my message 8',
moduleName: 'LIVE',
msgid: 'websocket',
msg: '' },
PDU {
timeStamp: 1554209446812,
uid: 9,
severity: 7,
severityName: 'DEBUG',
typePayload: 'string',
payload: 'my message 9',
moduleName: 'LIVE',
msgid: 'websocket',
msg: '' },
PDU {
timeStamp: 1554209446812,
uid: 10,
severity: 7,
severityName: 'DEBUG',
typePayload: 'string',
payload: 'my message 9',
moduleName: 'LIVE',
msgid: 'WEBSOCKET',
msg: 'SEND' } ],
burstPrinted: 0,
missed: 0,
invalid: 0,
valid: 10,
start: 0
}
*/
Listen Events with Syslog Filter : Filter With Conditions
FILTER BY SEVERITY
#!/usr/bin/env node
const nodefony = require("nodefony");
const settingsSyslog = {
moduleName: "LIVE",
defaultSeverity: "ERROR",
msgid: "websocket"
};
const syslog = new nodefony.syslog(settingsSyslog);
/*
* Severity syslog
*
* EMERGENCY = 0
* ALERT = 1
* CRITIC = 2
* ERROR = 3
* WARNING = 4
* NOTICE = 5
* INFO = 6
* DEBUG = 7
*/
// listen severity CRITIC and ERROR
syslog.filter( {
severity: {
data: "CRITIC,ERROR"
// or
//data:"2,3"
}
}, (pdu) => {
// better log date
let date = new Date(pdu.timeStamp).toLocaleString('en-GB', {
timeZone: 'UTC',
timeZoneName: "short",
year: "2-digit",
month: "2-digit",
day: "2-digit",
hour: "2-digit",
minute: "2-digit",
second: "2-digit"
});
console.log(`${pdu.severityName} ${date} => ${pdu.moduleName}@${pdu.msgid} : ${pdu.payload}`);
});
// Try Logger log(payload, severity, msgid, msg)
syslog.log(new Error("my Error"));
// ERROR 04/01/19, 1:11:12 PM UTC => LIVE@websocket : Error: my Error
syslog.log(new Error("my Critic Error"), "CRITIC");
// CRITIC 04/01/19, 1:11:12 PM UTC => LIVE@websocket : Error: my Critic Error
syslog.log(new Error("my Error"), "ERROR", "ajax");
// ERROR 04/01/19, 1:11:12 PM UTC => LIVE@ajax : Error: my Error
FILTER BY SEVERITY OPERATOR
// Log all pdu with severity <= 6
syslog.filter( {
severity: {
operator: "<=",
data: "6" // Log all pdu with severity < 6
}
}, (pdu) => {
console.log(pdu);
});
FILTER BY SEVERITY OPERATOR and MSGID
// Log all pdu with severity < 5 AND msgid === "websocket"
syslog.filter( {
checkConditions: "&&", // or "||"
severity: { // Log all pdu with severity < 5 (1 2 3 4)
operator: "<",
data: "5"
},
msgid:{ // Log all pdu with msgid === "websocket"
data:"websocket"
}
}, (pdu) => {
console.log(pdu);
});
Advanced use :
getLogs
// getLogs(conditions [,stack])
let tab = syslog.getLogs({
severity: {
data: "CRITIC"
}
});
console.log(tab);
/*[ PDU {
timeStamp: 1554196628842,
uid: 2,
severity: 2,
severityName: 'CRITIC',
typePayload: 'Error',
payload:
Error: my Critic Error
at Object. (/Users/cci/repository/nodefony-core/bin/test.js:40:15)
at Module._compile (internal/modules/cjs/loader.js:701:30)
at Object.Module._extensions..js (internal/modules/cjs/loader.js:712:10)
at Module.load (internal/modules/cjs/loader.js:600:32)
at tryModuleLoad (internal/modules/cjs/loader.js:539:12)
at Function.Module._load (internal/modules/cjs/loader.js:531:3)
at Function.Module.runMain (internal/modules/cjs/loader.js:754:12)
at startup (internal/bootstrap/node.js:283:19)
at bootstrapNodeJSCore (internal/bootstrap/node.js:622:3),
moduleName: 'LIVE',
msgid: 'websocket',
msg: '' },
PDU {
timeStamp: 1554196628844,
uid: 4,
severity: 2,
severityName: 'CRITIC',
typePayload: 'Error',
payload:
Error: my Critic Error
at Object. (/Users/cci/repository/nodefony-core/bin/test.js:52:19)
at Module._compile (internal/modules/cjs/loader.js:701:30)
at Object.Module._extensions..js (internal/modules/cjs/loader.js:712:10)
at Module.load (internal/modules/cjs/loader.js:600:32)
at tryModuleLoad (internal/modules/cjs/loader.js:539:12)
at Function.Module._load (internal/modules/cjs/loader.js:531:3)
at Function.Module.runMain (internal/modules/cjs/loader.js:754:12)
at startup (internal/bootstrap/node.js:283:19)
at bootstrapNodeJSCore (internal/bootstrap/node.js:622:3),
moduleName: 'LIVE',
msgid: 'websocket',
msg: '' },
PDU {
timeStamp: 1554196628846,
uid: 6,
severity: 2,
severityName: 'CRITIC',
typePayload: 'Error',
payload:
Error: my Critic Error
at Object. (/Users/cci/repository/nodefony-core/bin/test.js:52:19)
at Module._compile (internal/modules/cjs/loader.js:701:30)
at Object.Module._extensions..js (internal/modules/cjs/loader.js:712:10)
at Module.load (internal/modules/cjs/loader.js:600:32)
at tryModuleLoad (internal/modules/cjs/loader.js:539:12)
at Function.Module._load (internal/modules/cjs/loader.js:531:3)
at Function.Module.runMain (internal/modules/cjs/loader.js:754:12)
at startup (internal/bootstrap/node.js:283:19)
at bootstrapNodeJSCore (internal/bootstrap/node.js:622:3),
moduleName: 'LIVE',
msgid: 'websocket',
msg: '' },
PDU {
timeStamp: 1554196628849,
uid: 8,
severity: 2,
severityName: 'CRITIC',
typePayload: 'Error',
payload:
Error: my Critic Error
at Object. (/Users/cci/repository/nodefony-core/bin/test.js:52:19)
at Module._compile (internal/modules/cjs/loader.js:701:30)
at Object.Module._extensions..js (internal/modules/cjs/loader.js:712:10)
at Module.load (internal/modules/cjs/loader.js:600:32)
at tryModuleLoad (internal/modules/cjs/loader.js:539:12)
at Function.Module._load (internal/modules/cjs/loader.js:531:3)
at Function.Module.runMain (internal/modules/cjs/loader.js:754:12)
at startup (internal/bootstrap/node.js:283:19)
at bootstrapNodeJSCore (internal/bootstrap/node.js:622:3),
moduleName: 'LIVE',
msgid: 'websocket',
msg: '' },
PDU {
timeStamp: 1554196628851,
uid: 10,
severity: 2,
severityName: 'CRITIC',
typePayload: 'Error',
payload:
Error: my Critic Error
at Object. (/Users/cci/repository/nodefony-core/bin/test.js:52:19)
at Module._compile (internal/modules/cjs/loader.js:701:30)
at Object.Module._extensions..js (internal/modules/cjs/loader.js:712:10)
at Module.load (internal/modules/cjs/loader.js:600:32)
at tryModuleLoad (internal/modules/cjs/loader.js:539:12)
at Function.Module._load (internal/modules/cjs/loader.js:531:3)
at Function.Module.runMain (internal/modules/cjs/loader.js:754:12)
at startup (internal/bootstrap/node.js:283:19)
at bootstrapNodeJSCore (internal/bootstrap/node.js:622:3),
moduleName: 'LIVE',
msgid: 'websocket',
msg: '' },
PDU {
timeStamp: 1554196628852,
uid: 12,
severity: 2,
severityName: 'CRITIC',
typePayload: 'Error',
payload:
Error: my Critic Error
at Object. (/Users/cci/repository/nodefony-core/bin/test.js:52:19)
at Module._compile (internal/modules/cjs/loader.js:701:30)
at Object.Module._extensions..js (internal/modules/cjs/loader.js:712:10)
at Module.load (internal/modules/cjs/loader.js:600:32)
at tryModuleLoad (internal/modules/cjs/loader.js:539:12)
at Function.Module._load (internal/modules/cjs/loader.js:531:3)
at Function.Module.runMain (internal/modules/cjs/loader.js:754:12)
at startup (internal/bootstrap/node.js:283:19)
at bootstrapNodeJSCore (internal/bootstrap/node.js:622:3),
moduleName: 'LIVE',
msgid: 'websocket',
msg: '' } ]
*/
logToJson
const json = syslog.logToJson({
severity: {
data: "CRITIC"
}
});
console.log(json);
/*[
{"timeStamp":1554196303568,"uid":4,"severity":2,"severityName":"CRITIC","typePayload":"Error","payload":{},"moduleName":"LIVE","msgid":"websocket","msg":""},{"timeStamp":1554196303569,"uid":6,"severity":2,"severityName":"CRITIC","typePayload":"Error","payload":{},"moduleName":"LIVE","msgid":"websocket","msg":""},{"timeStamp":1554196303570,"uid":8,"severity":2,"severityName":"CRITIC","typePayload":"Error","payload":{},"moduleName":"LIVE","msgid":"websocket","msg":""},
{"timeStamp":1554196303572,"uid":10,"severity":2,"severityName":"CRITIC","typePayload":"Error","payload":{},"moduleName":"LIVE","msgid":"websocket","msg":""},{"timeStamp":1554196303573,"uid":12,"severity":2,"severityName":"CRITIC","typePayload":"Error","payload":{},"moduleName":"LIVE","msgid":"websocket","msg":""},{"timeStamp":1554196303574,"uid":14,"severity":2,"severityName":"CRITIC","typePayload":"Error","payload":{},"moduleName":"LIVE","msgid":"websocket","msg":""},{"timeStamp":1554196303576,"uid":16,"severity":2,"severityName":"CRITIC","typePayload":"Error","payload":{},"moduleName":"LIVE","msgid":"websocket","msg":""},{"timeStamp":1554196303577,"uid":18,"severity":2,"severityName":"CRITIC","typePayload":"Error","payload":{},"moduleName":"LIVE","msgid":"websocket","msg":""},{"timeStamp":1554196303578,"uid":20,"severity":2,"severityName":"CRITIC","typePayload":"Error","payload":{},"moduleName":"LIVE","msgid":"websocket","msg":""},{"timeStamp":1554196303580,"uid":22,"severity":2,"severityName":"CRITIC","typePayload":"Error","payload":{},"moduleName":"LIVE","msgid":"websocket","msg":""},{"timeStamp":1554196303581,"uid":24,"severity":2,"severityName":"CRITIC","typePayload":"Error","payload":{},"moduleName":"LIVE","msgid":"websocket","msg":""},{"timeStamp":1554196303583,"uid":26,"severity":2,"severityName":"CRITIC","typePayload":"Error","payload":{},"moduleName":"LIVE","msgid":"websocket","msg":""},{"timeStamp":1554196303584,"uid":28,"severity":2,"severityName":"CRITIC","typePayload":"Error","payload":{},"moduleName":"LIVE","msgid":"websocket","msg":""},{"timeStamp":1554196303585,"uid":30,"severity":2,"severityName":"CRITIC","typePayload":"Error","payload":{},"moduleName":"LIVE","msgid":"websocket","msg":""},{"timeStamp":1554196303587,"uid":32,"severity":2,"severityName":"CRITIC","typePayload":"Error","payload":{},"moduleName":"LIVE","msgid":"websocket","msg":""},{"timeStamp":1554196303588,"uid":34,"severity":2,"severityName":"CRITIC","typePayload":"Error","payload":{},"moduleName":"LIVE","msgid":"websocket","msg":""},{"timeStamp":1554196303590,"uid":36,"severity":2,"severityName":"CRITIC","typePayload":"Error","payload":{},"moduleName":"LIVE","msgid":"websocket","msg":""},{"timeStamp":1554196303591,"uid":38,"severity":2,"severityName":"CRITIC","typePayload":"Error","payload":{},"moduleName":"LIVE","msgid":"websocket","msg":""},{"timeStamp":1554196303592,"uid":40,"severity":2,"severityName":"CRITIC","typePayload":"Error","payload":{},"moduleName":"LIVE","msgid":"websocket","msg":""},{"timeStamp":1554196303594,"uid":42,"severity":2,"severityName":"CRITIC","typePayload":"Error","payload":{},"moduleName":"LIVE","msgid":"websocket","msg":""},{"timeStamp":1554196303595,"uid":44,"severity":2,"severityName":"CRITIC","typePayload":"Error","payload":{},"moduleName":"LIVE","msgid":"websocket","msg":""},{"timeStamp":1554196303596,"uid":46,"severity":2,"severityName":"CRITIC","typePayload":"Error","payload":{},"moduleName":"LIVE","msgid":"websocket","msg":""},{"timeStamp":1554196303598,"uid":48,"severity":2,"severityName":"CRITIC","typePayload":"Error","payload":{},"moduleName":"LIVE","msgid":"websocket","msg":""},{"timeStamp":1554196303599,"uid":50,"severity":2,"severityName":"CRITIC","typePayload":"Error","payload":{},"moduleName":"LIVE","msgid":"websocket","msg":""},{"timeStamp":1554196303601,"uid":52,"severity":2,"severityName":"CRITIC","typePayload":"Error","payload":{},"moduleName":"LIVE","msgid":"websocket","msg":""},{"timeStamp":1554196303602,"uid":54,"severity":2,"severityName":"CRITIC","typePayload":"Error","payload":{},"moduleName":"LIVE","msgid":"websocket","msg":""},{"timeStamp":1554196303603,"uid":56,"severity":2,"severityName":"CRITIC","typePayload":"Error","payload":{},"moduleName":"LIVE","msgid":"websocket","msg":""},{"timeStamp":1554196303604,"uid":58,"severity":2,"severityName":"CRITIC","typePayload":"Error","payload":{},"moduleName":"LIVE","msgid":"websocket","msg":""},{"timeStamp":1554196303606,"uid":60,"severity":2,"severityName":"CRITIC","typePayload":"Error","payload":{},"moduleName":"LIVE","msgid":"websocket","msg":""},{"timeStamp":1554196303607,"uid":62,"severity":2,"severityName":"CRITIC","typePayload":"Error","payload":{},"moduleName":"LIVE","msgid":"websocket","msg":""},{"timeStamp":1554196303608,"uid":64,"severity":2,"severityName":"CRITIC","typePayload":"Error","payload":{},"moduleName":"LIVE","msgid":"websocket","msg":""},{"timeStamp":1554196303610,"uid":66,"severity":2,"severityName":"CRITIC","typePayload":"Error","payload":{},"moduleName":"LIVE","msgid":"websocket","msg":""},{"timeStamp":1554196303611,"uid":68,"severity":2,"severityName":"CRITIC","typePayload":"Error","payload":{},"moduleName":"LIVE","msgid":"websocket","msg":""},{"timeStamp":1554196303613,"uid":70,"severity":2,"severityName":"CRITIC","typePayload":"Error","payload":{},"moduleName":"LIVE","msgid":"websocket","msg":""},{"timeStamp":1554196303614,"uid":72,"severity":2,"severityName":"CRITIC","typePayload":"Error","payload":{},"moduleName":"LIVE","msgid":"websocket","msg":""},{"timeStamp":1554196303616,"uid":74,"severity":2,"severityName":"CRITIC","typePayload":"Error","payload":{},"moduleName":"LIVE","msgid":"websocket","msg":""},{"timeStamp":1554196303617,"uid":76,"severity":2,"severityName":"CRITIC","typePayload":"Error","payload":{},"moduleName":"LIVE","msgid":"websocket","msg":""},{"timeStamp":1554196303618,"uid":78,"severity":2,"severityName":"CRITIC","typePayload":"Error","payload":{},"moduleName":"LIVE","msgid":"websocket","msg":""},{"timeStamp":1554196303620,"uid":80,"severity":2,"severityName":"CRITIC","typePayload":"Error","payload":{},"moduleName":"LIVE","msgid":"websocket","msg":""},{"timeStamp":1554196303621,"uid":82,"severity":2,"severityName":"CRITIC","typePayload":"Error","payload":{},"moduleName":"LIVE","msgid":"websocket","msg":""},{"timeStamp":1554196303623,"uid":84,"severity":2,"severityName":"CRITIC","typePayload":"Error","payload":{},"moduleName":"LIVE","msgid":"websocket","msg":""},{"timeStamp":1554196303624,"uid":86,"severity":2,"severityName":"CRITIC","typePayload":"Error","payload":{},"moduleName":"LIVE","msgid":"websocket","msg":""},{"timeStamp":1554196303625,"uid":88,"severity":2,"severityName":"CRITIC","typePayload":"Error","payload":{},"moduleName":"LIVE","msgid":"websocket","msg":""},{"timeStamp":1554196303626,"uid":90,"severity":2,"severityName":"CRITIC","typePayload":"Error","payload":{},"moduleName":"LIVE","msgid":"websocket","msg":""},{"timeStamp":1554196303628,"uid":92,"severity":2,"severityName":"CRITIC","typePayload":"Error","payload":{},"moduleName":"LIVE","msgid":"websocket","msg":""},{"timeStamp":1554196303629,"uid":94,"severity":2,"severityName":"CRITIC","typePayload":"Error","payload":{},"moduleName":"LIVE","msgid":"websocket","msg":""},{"timeStamp":1554196303631,"uid":96,"severity":2,"severityName":"CRITIC","typePayload":"Error","payload":{},"moduleName":"LIVE","msgid":"websocket","msg":""},{"timeStamp":1554196303632,"uid":98,"severity":2,"severityName":"CRITIC","typePayload":"Error","payload":{},"moduleName":"LIVE","msgid":"websocket","msg":""},{"timeStamp":1554196303633,"uid":100,"severity":2,"severityName":"CRITIC","typePayload":"Error","payload":{},"moduleName":"LIVE","msgid":"websocket","msg":""},{"timeStamp":1554196303634,"uid":102,"severity":2,"severityName":"CRITIC","typePayload":"Error","payload":{},"moduleName":"LIVE","msgid":"websocket","msg":""}
]*/
loadStack
Load stack (json string or array) in syslog engine if doEvent is true the engine fire all events filters , before condition is a hook who can call before events fire
// loadStack(stack [,doEvent = false, beforeConditions = null])
const syslog = new nodefony.syslog(settingsSyslog);
for (let i = 0; i < 10; i++) {
if (i % 2) {
syslog.log(new Error("my Error"), "ERROR");
} else {
syslog.log(new Error("my Critic Error"), "CRITIC");
}
}
const json = syslog.logToJson({
severity: {
data: "CRITIC"
}
});
// load syslog stack in syslog2
const syslog2 = new nodefony.syslog(settingsSyslog);
syslog2.loadStack(json, true, (pdu, ele) => {
// you can change pdu before fire events
});
Use Syslog in nodefony services :
const nodefony = require("nodefony");
class myService extends nodefony.Service {
constructor(name) {
super(name);
this.initSyslog();
this.myMethod();
}
async myMethod() {
let ret = await this.myMethod2();
this.log(ret);
return ret;
}
myMethod2() {
return new Promise((resolve, reject) => {
try {
setTimeout(() => {
this.log("setTimeout", "WARNING");
resolve("Hello World");
}, 1000);
} catch (e) {
this.log(e, "ERROR");
return reject(e);
}
});
}
}
const service = new myService("hello");
/*
Tue Apr 02 2019 14:58:28 WARNING SERVICE hello : setTimeout
Tue Apr 02 2019 14:58:28 INFO SERVICE hello : Hello World
*/
