safareli

GE2EN = ((set)->
  (string)->
    (Array::map.call string, (char)->
      set[char] || char).join('')
)({"ა":"a","ბ":"b","გ":"g","დ":"d","ე":"e","ვ":"v","ზ":"z","თ":"t","ი":"i","კ":"k'","ლ":"l","მ":"m","ნ":"n","ო":"o","პ":"p'","ჟ":"zh","რ":"r","ს":"s","ტ":"t'","უ":"u","ფ":"p","ქ":"k","ღ":"gh","ყ":"q","შ":"sh","ჩ":"ch","ც":"ts","ძ":"dz","წ":"ts'","ჭ":"ch'","ხ":"kh","ჯ":"j","ჰ":"h"})

safareli

• Monads are Trees with Grafting
• Understanding F-Algebras
• The Interpreter Pattern Revisited
• Difference between free monads and fixpoints of functors?
• What is the “Free Monad + Interpreter” pattern?
• What are free monads?
• ScalaZ - Getting to grips with the Free Monad
• A Modern Architecture for FP
• Freer Monad, More Extensible Effects
• Dead-Simple Dependency Injection

safareli

export {};
// https://gist.github.com/rattrayalex/b85d99d4428ee9c1f51661af324c767b

type SchemaPrimitive =
  | {
      type: "integer";
    }
  | {
      type: "string";
    };

safareli

var keywords_color_regex = /^[a-z]*$/;
var hex_color_regex = /^#[0-9a-f]{3}([0-9a-f]{3})?$/;
var rgb_color_regex = /^rgb\(\s*(0|[1-9]\d?|1\d\d?|2[0-4]\d|25[0-5])%?\s*,\s*(0|[1-9]\d?|1\d\d?|2[0-4]\d|25[0-5])%?\s*,\s*(0|[1-9]\d?|1\d\d?|2[0-4]\d|25[0-5])%?\s*\)$/;
var rgba_color_regex = /^rgba\(\s*(0|[1-9]\d?|1\d\d?|2[0-4]\d|25[0-5])%?\s*,\s*(0|[1-9]\d?|1\d\d?|2[0-4]\d|25[0-5])%?\s*,\s*(0|[1-9]\d?|1\d\d?|2[0-4]\d|25[0-5])%?\s*,\s*((0.[1-9])|[01])\s*\)$/;
var hsl_color_regex = /^hsl\(\s*(0|[1-9]\d?|[12]\d\d|3[0-5]\d)\s*,\s*((0|[1-9]\d?|100)%)\s*,\s*((0|[1-9]\d?|100)%)\s*\)$/;

safareli

declare const test1: {}
declare const test2: {foo: 1}
declare const test3: {foo: 1,asda:11}

declare const assertRecordIsEmpty:(input: Record<keyof any,never>) => void

assertRecordIsEmpty(test1)
assertRecordIsEmpty(test2)
assertRecordIsEmpty(test3)

safareli

/**
 * Type representing a guard function accepting Input and some other arguments
 * while refining type of input as `Output`
 */
export type TypeGuard<
  Input,
  Output extends Input,
  Args extends unknown[] = []
> = (value: Input, ...args: Args) => value is Output;

safareli

const pascalCaseToKebabCase = (x: string) =>
  x.replace(
    /[A-Z]/g,
    (match, offset) => (offset > 0 ? "-" : "") + match.toLowerCase()
  );

const kebabCaseToPascalCase = (x: string) =>
  x
    .replace(/(^[a-z])|(-[a-z])/g, (match) => match.toUpperCase())

safareli

sum(1, 2, 3, 4) == 10 // true
sum(1, 2, 3, 4)(1, 2, 3, 4) == 20 // true
sum(1)(2)(3)(4)(1)(2)(3)(4) == 20 // true

function sum(...args) {
  function res(...args2) {
    return sum(_sum(args), _sum(args2))
  }
  // https://javascript.info/object-toprimitive
  res[Symbol.toPrimitive] = () => _sum(args)

safareli

type Decoder<I,O> = (_:I) => O
type TypeOf<D> = D extends Decoder<any, infer R> ? R: never
type InputOf<D> = D extends Decoder<infer R, any> ? R: never

const string: Decoder<unknown, string> = (x) => {
  if (typeof x === "string") return x;
  throw new Error("Expected string");
}

const number: Decoder<unknown, number> = (x) => {

safareli

import { Duplex, ReadableOptions } from "stream";
export const createDeferredPromise = <T>() => {
  const res = {
    resolve: (_val: T) => {},
    reject: (_reason?: unknown) => {},
    promise: new Promise<T>((resolve, reject) => {
      res.resolve = resolve;
      res.reject = reject;
    }),
  };