JavaScript snippets
This extension contains code snippets for JavaScript syntax for Vs Code editor.
Snippets
Below is a list of all available snippets.
Function
| Trigger |
Content |
nfn |
create a funtion with function keyword function functionName () {} |
fn |
create a anonymous function function () {} |
afn |
create a arrow function const functionName= () => {} |
apply |
create an apply funtion functionName.apply(this,arguments) |
call |
create a call function functionName.call(this,arguments) |
iife |
create iife function (function() {} ();) |
iifer |
create iife function with return value const result=(function(){ return ; } ();) |
Array Methods
| Trigger |
Content |
arrmth |
create array method for - forEach, map, filter, find, every, some. |
reduce |
create array methoditerable.(forEach,map,filter,find,every,some)(item => {}) |
Conditional Operator
| Trigger |
Content |
i |
Basic if statment if(conditon) {} |
ife |
If-else statment if(conditon) {} else {} |
ei |
Else if statment else if(condition) {} |
swt |
Switch Statment |
switch(expression){
case condition: //...
break;
case condition: //...
break;
default: //....
}
Loops
| Trigger |
Content |
fin |
For in loop for(const key in source) {} |
fof |
For of loop for(cont key of source) {} |
wl |
while loop while(condition) {} |
Fetch Request
fetch→ Fetch Request
fetch('url')
.then(res => res.json())
.then(data => console.log(data));
fetchc→ Fetch with catch
fetch('url')
.then(response => {
if (response.status === 200) {
return response.json();
} else {
throw new Error('Something went wrong on api server!');
}
})
.then(data => {
console.debug(data);
}).catch(error => {
console.error(error);
});
asyncfetch→ Async/Await Fetch Request
const request = async () => {
const response = await fetch('url');
const data = await response.json();
console.log(data);
}
Exception Handling
| Trigger |
Content |
tc |
Try and Catch try {} catch(err) {} |
tcf |
Try, Catch and Finally try {} catch(err) {} finally {} |
Axios
ax→ Axios Request for all get, post, put, delete
axios.(get,post,put,delete)('url')
.then(res => console.log(res.data))
.catch(err => console.log(err));
asyncax→ Axios Request for all get, post, put, delete
async function functionName() {
try {
const response = await axios.(get,post,put,delete)('url');
const data = await response.json();
return data;
} catch (error) {
console.log(error);
}
}
Timer
| Trigger |
Content |
st |
Set Timeout setTimeout(() => {}, delay) |
si |
Set Interval setInterval(() => {}, intervalInms) |
sim |
Set Immediate setImmediate(() => {}) |
stv |
Set TimeOut with variable const timer = setTimeout(() => {}, delay) |
ct |
Clear Timeout clearTimeout(variableName) |
siv |
Set Interval with variable cont timer = setInterval(() => {}, intervalInms) |
ci |
Clear Interval clearInterval(variableName) |
Destructure
| Trigger |
Content |
ad |
Array Destructure const [element1, element2] = array |
od |
Object Destructure const {property1, property2} = object |
ES6 Modules
| Trigger |
Content |
ed |
export default export default member |
edf |
export default named function export default function functionName() {} |
ec |
export const export const member = value |
im |
import import * from 'module' |
ima |
import as import * as name from 'module' |
imd |
import with destructure import { } from 'module' |
rq |
require const module = require(module) |
me |
module exports module.exports = {} |
Class
cls→ class
class name {
constructor() {
}
}
clsx→ class with extends
class name extends base {
constructor() {
super();
}
}
Console
| Trigger |
Content |
clog |
console.log console.log(obj); |
cl |
console log with key value pair console.log('obj:',obj); |
cclr |
console clear console.clear(); |
cw |
console warn console.warn(obj); |
ctb |
console table console.table(obj); |
cass |
console assert console.assert(expression, obj); |
cc |
console count console.count(label); |
ccr |
console countrest console.countReset(label); |
cdir |
console dir console.dir(obj, {colors: true, depth: null}); |
cerr |
console error console.error(obj); |
cgrp |
console group console.group(label); |
cend |
console groupend console.groupEnd(); |
cin |
console info console.info(obj) |
ctym |
console time console.time(label); |
cte |
console timeend console.timeEnd(label); |
ctg |
console timelog console.timeLog(label); |
ctr |
console trace console.trace(label); |
Jest Testing
desc→ describe
describe("", () => {
});
test→ test
test("", () => {
});
testo→ test.only
test.only("", () => {
});
tests→ test.skip
test.skip("", () => {
});
teste→ test.each
test.each`[[input, expected]]`("", ({input, expected}) => {
});
exp→ expect
expect();
expas→ expect.assertions
expect.assertions();
