import { Logger } from "@nestjs/common";
export const Log = (): MethodDecorator => {
const logger = new Logger(Log.name);
const decorator: MethodDecorator = (
target,
propertyKey,
descriptor: PropertyDescriptor
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
enum ColorsEnum { | |
white = '#ffffff', | |
black = '#000000', | |
} | |
type Colors = keyof typeof ColorsEnum; | |
type Colors = 'white' | 'black'; |
export type NestedKeyOf<A extends object> = {
[Key in keyof A & (string | number)]: A[Key] extends object
? `${Key}` | `${Key}.${NestedKeyOf<A[Key]>}`
: `${Key}`;
}[keyof A & (string | number)];
enum EmptyEnum {}
export type Enum = typeof EmptyEnum;
export function getEnumKeys<A extends Enum>(
source: A
): Extract<keyof A, string>[] {
const keys = (Object.keys(source) as Extract<keyof A, string>[]).filter((v) =>
isNaN(Number(v))
);
export type ArrayElement<A extends Array<unknown>> = A extends (infer B)[]
? B
: A;

This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
let componentProp = 'default value'; | |
const obj = { prop: 'new value', a: 'a', b: 'b' }; | |
({ prop: componentProp } = obj); | |
console.log(componentProp); | |
class SomeComp { | |
_alias = 'some alias'; |
NewerOlder