scarf005

{-# LANGUAGE NoImplicitPrelude #-}

import Data.Bool (Bool, (&&), (||))
import Numeric.Natural (Natural)
import Prelude (Int, (+), (-))

{- |
마그마(Magma)는 집합과 '닫힌' 이항 연산자 (이항 연산의 결과가 집합에 속함)

(𝕄, •) ⊢ ∀ a, b ∈ 𝕄 ⟹ a • b ∈ 𝕄.

scarf005

Visualizing typeclasses with mermaid diagram

id : a -> a

flowchart LR

a((a)) --> b((a))

classDef default stroke:#333,stroke-width:2px

scarf005

import * as dotenv from "https://deno.land/[email protected]/dotenv/mod.ts"
import { basename } from "https://deno.land/[email protected]/path/mod.ts"
import { Command } from "https://deno.land/x/[email protected]/command/mod.ts"
import { z } from "https://deno.land/x/[email protected]/mod.ts"
import { asynciter } from "https://deno.land/x/[email protected]/mod.ts"
import { difference } from "https://deno.land/x/[email protected]/mod.ts"
import { match, P } from "npm:ts-pattern@^5.0.3"

const cookieKey = "AOC_SESSION"
const cookieSchema = z.string().min(1, "Session cannot be empty!")

scarf005

import { initContract, ServerInferResponseBody, ServerInferResponses } from "npm:@ts-rest/core"
import z, { boolean } from "npm:zod"
import { createExpressEndpoints, initServer } from "npm:@ts-rest/express"

// @deno-types=npm:@types/express
import express from "npm:express"

const dataSchema = z.object({ data: z.boolean().default(false) })
type DataInfer = z.infer<typeof dataSchema>
type DataInput = z.input<typeof dataSchema>

scarf005

#!/usr/bin/env -S deno run --allow-run --allow-read --no-config --no-check --no-npm

import clipboard from "https://deno.land/x/[email protected]/mod.ts"
import { readAll } from "https://deno.land/[email protected]/streams/mod.ts"

const filename = Deno.args[0]
if (filename) {
  const text = await Deno.readTextFile(filename)
  await clipboard.writeText(text)
} else if (!Deno.isatty(Deno.stdin.rid)) {

scarf005

#!/usr/bin/env bash

readonly GREEN='\033[32m'
readonly NC='\033[0m'
header() { printf "${GREEN}$@${NC}"; }

readonly LOCATION=$(pwd)/bash-in-a-jar

header "installation location:\n"
echo ${LOCATION}

scarf005

export const mapEntries = <T, U>(
  obj: Record<string, T>,
  fn: (entry: [string, T]) => [string, U],
) => Object.fromEntries(Object.entries(obj).map(fn))

scarf005

const getUrl = (elem: Element) => elem.getAttribute("href")!.split("?")[0]

const setQuery = (selector: string, query: string) => () => {
  const elem = document.querySelector(selector)
  if (!elem) {
    console.log(`elem with ${selector} not found`)
    return
  }
  const newSearchParams = new URLSearchParams({ q: query })
  elem.setAttribute("href", `${getUrl(elem)}?${newSearchParams}`)

scarf005

개선 지표

집현전-42

Vite

jiphyeonjeon-42/frontend#358

테스트 환경

scarf005

#!/usr/bin/env -S deno run --allow-read --allow-write --allow-run --allow-env --unstable

import { Command } from "https://deno.land/x/[email protected]/command/mod.ts"
import { dirname, join } from "https://deno.land/[email protected]/path/mod.ts"
import { c, p } from "https://deno.land/x/[email protected]/mod.ts"

const mapKeys =
  <A>(f: (k: string) => string) => (record: Readonly<Record<string, A>>): Record<string, A> =>
    Object.fromEntries(Object.entries(record).map(([k, v]) => [f(k), v]))