mizchi

<div>hello</div>

mizchi

フロントエンドの技術選定で考えること

Frontend Study 用

前提: フロントエンドは式年遷宮が有効である

• DB を持たないため、表層の技術を交換するだけで済む
  • JSON API が実質的な分解点になっている
  • 近年ではモバイルアプリのために JSON API が切り離されていることが多く、ここの利用者になるだけでよい
  • Rails や PHP で ORM ヘルパーにべったりな場合に困難になる(クライアントで同等のバリデーションを再現する必要)

mizchi

import { graphql, parse } from "graphql";
import gql from "graphql-tag";
import type { DocumentNode } from "graphql";

const documentNode = gql`
  type Query {
    userData(q: UserDataQuery!): UserData!
    template(source: String!, args: [UserDataQuery!]!): ExpandedTemplate!
  }

mizchi

<svelte:options tag="my-dispatcher-button" />

<script lang="ts">
  import { get_current_component } from "svelte/internal";
  const component = get_current_component();
  const onClick = () => {
    component?.dispatchEvent(new CustomEvent("emit", { detail: { foo: 1 } }));
  };
</script>

mizchi

import { h, render } from "preact";
import { useState } from "preact/hooks";

// Original App
function App() {
  const [state, setState] = useState(0);
  return h(
    "div",
    { class: "root" },
    h(

mizchi

// vite-plugin-raw

/*
How to use.

// vite.config.js

const raw = require('<this>')
module.exports = {
  plugins: [raw()]

mizchi

$ rustc -V
rustc 1.52.0-nightly (e9920ef77 2021-02-11)

$ cargo install pijul --version "~1.0.0-alpha

...


  Compiling pijul v1.0.0-alpha.45
error: linking with `cc` failed: exit code: 1

mizchi

/*
  Patch typescript to run in snowpack.
  I added this workaround for perf_hooks.
  Add this task in package.json

  "scripts": {
    // ...
    "postinstall": "node scripts/rewrite-ts.js",
  }
*/

mizchi

import { GENERATED_CSS_PREFIX } from "./constants";
import * as uniroll from "uniroll";
import ts from "typescript";
import { svelte } from "./index";
import fetch from "isomorphic-unfetch";
import vm from "vm";
import fs from "fs";

global.fetch = fetch;

mizchi

import * as uniroll from "uniroll";
import ts from "typescript";
import { svelte } from "rollup-plugin-uniroll-svelte";
import fetch from "isomorphic-unfetch";
import vm from "vm";
global.fetch = fetch;

const App = `
<script lang="ts">
  export let foo: string;