muerwre.github.io/typescript/flatten-object-with-periods/index.html
muerwre c4cc70ced6 commit 7d311fd60e8e534e3b641d1179480b27b472d1e2
Author: Fedor Katurov <gotham48@gmail.com>
Date:   Thu Nov 3 16:04:38 2022 +0600

    fixed headers size
2022-11-03 10:07:05 +00:00

8 lines
No EOL
29 KiB
HTML

<!DOCTYPE html>
<html data-head-attrs="">
<head><title>Flatten Object With Periods • Obsidian Garden</title><meta charset="utf-8"><meta name="viewport" content="width=device-width, initial-scale=1"><meta name="description" content="This helper generates Typescript types for i18n dictionary json
files by flattening it with period delimiter. Supports plural forms."><meta name="head:count" content="3"><link rel="modulepreload" href="/typescript/flatten-object-with-periods/_payload.js"><link rel="modulepreload" as="script" crossorigin href="/nuxt/entry.38f1b559.js"><link rel="modulepreload" as="script" crossorigin href="/nuxt/default.3c447965.js"><link rel="modulepreload" as="script" crossorigin href="/nuxt/LayoutMainMenuToggle.b8360182.js"><link rel="modulepreload" as="script" crossorigin href="/nuxt/LayoutMainMenuToggle.vue_used_vue_type_style_index_0_lang.module.ab60ac3f.js"><link rel="preload" as="style" href="/nuxt/LayoutMainMenuToggle.vue_used_vue_type_style_index_0_lang.5944fda9.css"><link rel="modulepreload" as="script" crossorigin href="/nuxt/LayoutMainMenu.f0c8d2bf.js"><link rel="modulepreload" as="script" crossorigin href="/nuxt/navigation.ce71bb44.js"><link rel="modulepreload" as="script" crossorigin href="/nuxt/content.38fadf68.js"><link rel="modulepreload" as="script" crossorigin href="/nuxt/LayoutThemeToggle.15266736.js"><link rel="modulepreload" as="script" crossorigin href="/nuxt/LayoutThemeToggle.vue_used_vue_type_style_index_0_lang.module.7ad6e516.js"><link rel="preload" as="style" href="/nuxt/LayoutThemeToggle.vue_used_vue_type_style_index_0_lang.cfa40af4.css"><link rel="modulepreload" as="script" crossorigin href="/nuxt/LayoutFooter.a16d87cb.js"><link rel="modulepreload" as="script" crossorigin href="/nuxt/_...slug_.e695364b.js"><link rel="modulepreload" as="script" crossorigin href="/nuxt/HomeReference.c4305aa0.js"><link rel="modulepreload" as="script" crossorigin href="/nuxt/ProseP.c8adea50.js"><link rel="modulepreload" as="script" crossorigin href="/nuxt/ProseA.7e12c275.js"><link rel="modulepreload" as="script" crossorigin href="/nuxt/ProseCode.344aba07.js"><link rel="modulepreload" as="script" crossorigin href="/nuxt/UiIconCopy.feb163da.js"><link rel="modulepreload" as="script" crossorigin href="/nuxt/ProseCode.vue_used_vue_type_style_index_1_lang.module.230a312a.js"><link rel="preload" as="style" href="/nuxt/ProseCode.vue_used_vue_type_style_index_1_lang.24930a5d.css"><link rel="prefetch" as="script" crossorigin href="/nuxt/ContentNavigation.0324933a.js"><link rel="prefetch" as="style" href="/nuxt/ContentNavigation.82aba83b.css"><link rel="prefetch" as="script" crossorigin href="/nuxt/ContentList.0bd16ed1.js"><link rel="prefetch" as="script" crossorigin href="/nuxt/ContentSlot.493c190c.js"><link rel="prefetch" as="script" crossorigin href="/nuxt/DocumentDrivenEmpty.b2333dde.js"><link rel="prefetch" as="script" crossorigin href="/nuxt/DocumentDrivenNotFound.3c77d0e3.js"><link rel="prefetch" as="script" crossorigin href="/nuxt/Markdown.3aab9649.js"><link rel="prefetch" as="script" crossorigin href="/nuxt/client-db.9d167014.js"><link rel="prefetch" as="script" crossorigin href="/nuxt/web-socket.3d77ee77.js"><link rel="prefetch" as="script" crossorigin href="/nuxt/error-component.fabd1547.js"><link rel="prefetch" as="style" href="/nuxt/entry.ec051a30.css"><link rel="prefetch" as="image" type="image/svg+xml" href="/nuxt/logo.d91c5032.svg"><link rel="stylesheet" href="/nuxt/LayoutMainMenuToggle.vue_used_vue_type_style_index_0_lang.5944fda9.css"><link rel="stylesheet" href="/nuxt/LayoutThemeToggle.vue_used_vue_type_style_index_0_lang.cfa40af4.css"><link rel="stylesheet" href="/nuxt/ProseCode.vue_used_vue_type_style_index_1_lang.24930a5d.css"><style>._grid_bdvnl_1{display:grid;grid-template-columns:360px auto;width:100vw}@media (max-width:1024px){._grid_bdvnl_1{grid-template-columns:33vw auto}}@media (max-width:768px){._grid_bdvnl_1{grid-template-columns:auto}}._main_bdvnl_17{display:flex;flex-direction:column;min-width:0;position:relative;z-index:1}._sidebar_bdvnl_25{background-color:var(--color-menu-background)}@media (max-width:768px){._sidebar_bdvnl_25{background-color:var(--color-menu-overlay-background);opacity:0;position:fixed;transition:opacity .5s;visibility:hidden;width:100%;z-index:2}._sidebar_bdvnl_25._active_bdvnl_38{opacity:1;visibility:visible}}._menu_bdvnl_44{background-color:var(--color-menu-background);height:100vh;max-width:400px;min-width:0;overflow:auto;padding:40px 30px;position:sticky;top:0}@media (max-width:768px){._menu_bdvnl_44{transform:translate(-40px);transition:transform .25s .1s}._active_bdvnl_38 ._menu_bdvnl_44{transform:translate(0)}}._menu_toggle_bdvnl_64{border-radius:0 0 8px 0;left:13px;position:fixed;top:13px;transform:translate(0);transition:all .25s;visibility:hidden;z-index:4}@media (max-width:768px){._menu_toggle_bdvnl_64{right:0;transform:translate(0);visibility:visible}}._menu_toggle_bdvnl_64._active_bdvnl_38,._menu_toggle_bdvnl_64._shifted_bdvnl_81{transform:translate(-13px,-13px)}._menu_toggle_bdvnl_64._shifted_bdvnl_81{background:var(--color-menu-background)}._footer_bdvnl_88{margin-top:40px}</style><style>._wrapper_1hfaq_1{display:flex;flex-direction:column;height:100%}._content_1hfaq_7{flex:1;padding:40px 120px}@media (max-width:1024px){._content_1hfaq_7{padding:40px 40px 20px}}@media (max-width:768px){._content_1hfaq_7{padding:40px 20px 20px}}._footer_1hfaq_22{border-top:1px solid var(--color-line);margin-top:60px;padding:10px}._theme_toggle_1hfaq_28{stroke:currentColor;stroke-width:.5px;position:absolute;right:20px;top:20px}@media (max-width:768px){._theme_toggle_1hfaq_28{stroke-width:1.5px;right:16px;top:16px}}</style><style>._container_192pu_1{position:relative}._container_192pu_1._secondary_192pu_4{padding:7px 2px 0}._container_192pu_1._secondary_192pu_4:before{background-color:var(--color-menu-line);bottom:13px;content:" ";left:-16px;position:absolute;top:-22px;width:1px}._container_192pu_1._secondary_192pu_4:first-child:before{top:-4px}._container_192pu_1._secondary_192pu_4:last-child:before{bottom:auto;height:40px}._row_192pu_24{padding:3px 2px;position:relative}._row_192pu_24:before{background-color:var(--color-menu-line);bottom:13px;content:" ";left:-16px;position:absolute;top:-14px;width:1px}._row_192pu_24:first-child:before{top:-4px}._row_192pu_24:last-child:before{bottom:auto;height:30px}._row_192pu_24:only-child:before{height:19px}._heading_192pu_48{align-items:center;color:var(--color-menu-title);display:flex;font-weight:600;position:relative;text-transform:uppercase}._secondary_192pu_4 ._heading_192pu_48:before{background-color:var(--color-menu-line);content:" ";height:1px;left:-17px;position:absolute;top:.6em;width:10px}._link_192pu_66{color:var(--color-menu-link);line-height:1.4em;position:relative;text-decoration:none}._link_192pu_66:before{background-color:var(--color-menu-line);content:" ";height:1px;left:-17px;position:absolute;top:.6em;width:10px}._link_192pu_66._active_192pu_81{color:var(--color-menu-link-active);font-weight:700}._children_192pu_86{margin:10px 3px;padding:0 0 0 16px;position:relative}</style><link rel="stylesheet" href="/nuxt/entry.ec051a30.css" media="print" onload="this.media='all'; this.onload=null;"><script>const w=window,de=document.documentElement,knownColorSchemes=["dark","light"],preference=window.localStorage.getItem("nuxt-color-mode")||"dark";let value=preference==="system"?getColorScheme():preference;const forcedColorMode=de.getAttribute("data-color-mode-forced");forcedColorMode&&(value=forcedColorMode),addColorScheme(value),w["__NUXT_COLOR_MODE__"]={preference,value,getColorScheme,addColorScheme,removeColorScheme};function addColorScheme(e){const o=""+e+"",t="";de.classList?de.classList.add(o):de.className+=" "+o,t&&de.setAttribute("data-"+t,e)}function removeColorScheme(e){const o=""+e+"",t="";de.classList?de.classList.remove(o):de.className=de.className.replace(new RegExp(o,"g"),""),t&&de.removeAttribute("data-"+t)}function prefersColorScheme(e){return w.matchMedia("(prefers-color-scheme"+e+")")}function getColorScheme(){if(w.matchMedia&&prefersColorScheme("").media!=="not all"){for(const e of knownColorSchemes)if(prefersColorScheme(":"+e).matches)return e}return"light"}
</script></head>
<body data-head-attrs=""><div id="__nuxt"><div class="_grid_bdvnl_1" hastransition="true"><button class="_menu_toggle_bdvnl_64 _button_5opgq_1 _menu_toggle_bdvnl_64"><svg xmlns="http://www.w3.org/2000/svg" height="24" viewBox="0 0 24 24" width="24" fill="#ffffff" class="_hamburger_5opgq_9"><rect x="0" y="3" width="24" height="2"></rect><rect x="0" y="11" width="24" height="2"></rect><rect x="0" y="19" width="24" height="2"></rect></svg></button><div class="_sidebar_bdvnl_25"><div class="_menu_bdvnl_44"><nav><div class="_logo_fvpir_8"><a href="/" class=""><div class="_title_fvpir_29">Obsidian Garden</div><div class="_subtitle_fvpir_35">by muerwre</div></a></div><div class="_section_title_fvpir_1">Cheatsheet</div><!--[--><div class="_row_fvpir_25"><div class="_container_192pu_1"><div class="_heading_192pu_48">Blockchain</div><div class="_children_192pu_86"><!--[--><div class="_row_192pu_24"><a href="/blockchain/common-typescript-examples" class="_link_192pu_66">Common Typescript Examples</a></div><div class="_row_192pu_24"><a href="/blockchain/smart-contracts" class="_link_192pu_66">Smart Contracts</a></div><!--]--></div></div></div><div class="_row_fvpir_25"><div class="_container_192pu_1"><div class="_heading_192pu_48">Css</div><div class="_children_192pu_86"><!--[--><div class="_row_192pu_24"><a href="/css/automatic-grid-like-masonry-with-pure-css" class="_link_192pu_66">Automatic Grid Like Masonry With Pure CSS</a></div><div class="_row_192pu_24"><a href="/css/sass-nth-child-iterate-mixin" class="_link_192pu_66">Sass Nth Child Iterate Mixin</a></div><div class="_row_192pu_24"><a href="/css/test-if-browser-supports-css-rules" class="_link_192pu_66">Test If Browser Supports CSS Rules</a></div><!--]--></div></div></div><div class="_row_fvpir_25"><div class="_container_192pu_1"><div class="_heading_192pu_48">Docker</div><div class="_children_192pu_86"><!--[--><div class="_row_192pu_24"><a href="/docker/building-static-pages-with-docker" class="_link_192pu_66">Building Static Pages With Docker</a></div><div class="_row_192pu_24"><a href="/docker/drone-ci" class="_link_192pu_66">Drone Ci</a></div><div class="_row_192pu_24"><a href="/docker/github-pages-with-drone-ci" class="_link_192pu_66">Github Pages With Drone Ci</a></div><div class="_row_192pu_24"><a href="/docker/private-docker-registry" class="_link_192pu_66">Private Docker Registry</a></div><div class="_row_192pu_24"><a href="/docker/refresh-containers-on-pull" class="_link_192pu_66">Refresh Containers On Pull</a></div><div class="_row_192pu_24"><a href="/docker/seed-dump-inside-docker" class="_link_192pu_66">Seed Dump Inside Docker</a></div><div class="_row_192pu_24"><a href="/docker/wait-for-mysql" class="_link_192pu_66">Wait For Mysql</a></div><div class="_row_192pu_24"><a href="/docker/wait-for-redis" class="_link_192pu_66">Wait For Redis</a></div><!--]--></div></div></div><div class="_row_fvpir_25"><div class="_container_192pu_1"><div class="_heading_192pu_48">Frontend</div><div class="_children_192pu_86"><!--[--><div class="_container_192pu_1 _secondary_192pu_4"><div class="_heading_192pu_48">React Native</div><div class="_children_192pu_86"><!--[--><div class="_row_192pu_24"><a href="/frontend/react-native/oauth2-login" class="_link_192pu_66">OAuth2 Login</a></div><div class="_row_192pu_24"><a href="/frontend/react-native/preserve-flatlist-scroll-position-in-react-native" class="_link_192pu_66">Preserve FlatList Scroll Position In React Native</a></div><div class="_row_192pu_24"><a href="/frontend/react-native/useful-comands" class="_link_192pu_66">Useful Comands</a></div><!--]--></div></div><div class="_container_192pu_1 _secondary_192pu_4"><div class="_heading_192pu_48">React</div><div class="_children_192pu_86"><!--[--><div class="_row_192pu_24"><a href="/frontend/react/axios-refresh-token-on-react" class="_link_192pu_66">Axios Refresh Token On React</a></div><div class="_row_192pu_24"><a href="/frontend/react/axios-with-abortcontroller" class="_link_192pu_66">Axios With AbortController</a></div><!--]--></div></div><div class="_container_192pu_1 _secondary_192pu_4"><div class="_heading_192pu_48">Vue</div><div class="_children_192pu_86"><!--[--><div class="_row_192pu_24"><a href="/frontend/vue/adding-global-properties-to-component" class="_link_192pu_66">Adding Global Properties To Component</a></div><div class="_row_192pu_24"><a href="/frontend/vue/make-nuxt-handle-obsidian-highlights" class="_link_192pu_66">Make Nuxt Handle Obsidian Highlights</a></div><!--]--></div></div><!--]--></div></div></div><div class="_row_fvpir_25"><div class="_container_192pu_1"><div class="_heading_192pu_48">Git</div><div class="_children_192pu_86"><!--[--><div class="_row_192pu_24"><a href="/git/force-git-to-use-https" class="_link_192pu_66">Force Git To Use HTTPS</a></div><div class="_row_192pu_24"><a href="/git/git-aliases-and-useful-commands" class="_link_192pu_66">Git Aliases And Useful Commands</a></div><!--]--></div></div></div><div class="_row_fvpir_25"><div class="_container_192pu_1"><div class="_heading_192pu_48">Graphql</div><div class="_children_192pu_86"><!--[--><div class="_row_192pu_24"><a href="/graphql/apollo-client-pagination" class="_link_192pu_66">Apollo Client Pagination</a></div><div class="_row_192pu_24"><a href="/graphql/refresh-token-in-apollo-client" class="_link_192pu_66">Refresh Token In Apollo Client</a></div><!--]--></div></div></div><div class="_row_fvpir_25"><div class="_container_192pu_1"><div class="_heading_192pu_48">Linux</div><div class="_children_192pu_86"><!--[--><div class="_row_192pu_24"><a href="/linux/gitea-for-git-hosting" class="_link_192pu_66">Gitea For Git Hosting</a></div><div class="_row_192pu_24"><a href="/linux/google-photos-alternative-with-photoprism" class="_link_192pu_66">Google Photos Alternative With Photoprism</a></div><div class="_row_192pu_24"><a href="/linux/resume-or-start-screen-session" class="_link_192pu_66">Resume Or Start Screen Session</a></div><div class="_row_192pu_24"><a href="/linux/rsync-file-with-ssh" class="_link_192pu_66">Rsync File With SSH</a></div><div class="_row_192pu_24"><a href="/linux/setting-up-nginx" class="_link_192pu_66">Setting Up NGINX</a></div><div class="_row_192pu_24"><a href="/linux/ssh" class="_link_192pu_66">SSH</a></div><!--]--></div></div></div><div class="_row_fvpir_25"><div class="_container_192pu_1"><div class="_heading_192pu_48">Sql</div><div class="_children_192pu_86"><!--[--><div class="_row_192pu_24"><a href="/sql/mysql-and-mariadb-setup" class="_link_192pu_66">MySQL And MariaDB Setup</a></div><div class="_row_192pu_24"><a href="/sql/postgress-setup" class="_link_192pu_66">Postgress Setup</a></div><!--]--></div></div></div><div class="_row_fvpir_25"><div class="_container_192pu_1"><div class="_heading_192pu_48">Typescript</div><div class="_children_192pu_86"><!--[--><div class="_row_192pu_24"><a href="/typescript/add-global-variable-to-window" class="_link_192pu_66">Add Global Variable To Window</a></div><div class="_row_192pu_24"><a aria-current="page" href="/typescript/flatten-object-with-periods" class="router-link-active _active_192pu_81 _link_192pu_66">Flatten Object With Periods</a></div><div class="_row_192pu_24"><a href="/typescript/type-guards" class="_link_192pu_66">Type Guards</a></div><!--]--></div></div></div><!--]--></nav></div></div><div class="_main_bdvnl_17"><div class="_wrapper_1hfaq_1" hastransition="true"><div class="_content_1hfaq_7"><button class="_theme_toggle_1hfaq_28 _button_jz7in_1 _theme_toggle_1hfaq_28"><span></span></button><!--[--><!--[--><main><!--[--><h1>Flatten Object With Periods</h1><article><div><p><!--[-->This helper generates Typescript types for i18n dictionary json
files by flattening it with period delimiter. Supports plural forms.<!--]--></p><p><!--[-->Used for typing <a href="https://www.npmjs.com/package/i18n-js" rel="nofollow" target="_blank"><!--[-->i18n.js<!--]--></a> dictionaries;<!--]--></p><div class="_wrapper_1pe7v_1"><button class="_language_1pe7v_9"><span class="_icon_1pe7v_5"><svg xmlns="http://www.w3.org/2000/svg" height="12" viewbox="0 0 24 24" width="12" fill="currentColor"><path d="M0 0h24v24H0z" fill="none"></path><path d="M16 1H4c-1.1 0-2 .9-2 2v14h2V3h12V1zm3 4H8c-1.1 0-2 .9-2 2v14c0 1.1.9 2 2 2h11c1.1 0 2-.9 2-2V7c0-1.1-.9-2-2-2zm0 16H8V7h11v14z"></path></svg></span><span>typescript</span></button><!--[--><pre><code><span class="line"><span class="ct-55b392">import</span><span class="ct-5edddd"> </span><span class="ct-17f2f0">en</span><span class="ct-5edddd"> </span><span class="ct-55b392">from</span><span class="ct-5edddd"> </span><span class="ct-1fbe6c">&#39;./en.json&#39;</span><span class="ct-5edddd">;</span></span><span class="line"><span class="ct-da5227">type</span><span class="ct-5edddd"> </span><span class="ct-37d3c5">TranslationPath</span><span class="ct-5edddd"> </span><span class="ct-55b392">=</span><span class="ct-5edddd"> </span><span class="ct-37d3c5">Flatten</span><span class="ct-5edddd">&lt;</span><span class="ct-55b392">typeof</span><span class="ct-5edddd"> </span><span class="ct-17f2f0">en</span><span class="ct-5edddd">&gt;;</span></span><span class="line"></span><span class="line"><span class="ct-c4c8dc">const</span><span class="ct-07eddd"> </span><span class="ct-9106a4">t</span><span class="ct-07eddd"> </span><span class="ct-eb2458">=</span><span class="ct-07eddd"> (</span><span class="ct-f472b9">key</span><span class="ct-eb2458">:</span><span class="ct-07eddd"> </span><span class="ct-db1e37">TranslationPath</span><span class="ct-07eddd">, </span><span class="ct-f472b9">options</span><span class="ct-eb2458">?:</span><span class="ct-07eddd"> </span><span class="ct-db1e37">TranslateOptions</span><span class="ct-07eddd">) </span><span class="ct-c4c8dc">=&gt;</span></span><span class="line"><span class="ct-5edddd"> </span><span class="ct-17f2f0">I18nLib</span><span class="ct-5edddd">.</span><span class="ct-827a3b">t</span><span class="ct-5edddd">(</span><span class="ct-17f2f0">key</span><span class="ct-5edddd">, </span><span class="ct-17f2f0">options</span><span class="ct-5edddd">);</span></span></code></pre><!--]--></div><p><!--[-->Flatten type defined here:<!--]--></p><div class="_wrapper_1pe7v_1"><button class="_language_1pe7v_9"><span class="_icon_1pe7v_5"><svg xmlns="http://www.w3.org/2000/svg" height="12" viewbox="0 0 24 24" width="12" fill="currentColor"><path d="M0 0h24v24H0z" fill="none"></path><path d="M16 1H4c-1.1 0-2 .9-2 2v14h2V3h12V1zm3 4H8c-1.1 0-2 .9-2 2v14c0 1.1.9 2 2 2h11c1.1 0 2-.9 2-2V7c0-1.1-.9-2-2-2zm0 16H8V7h11v14z"></path></svg></span><span>typescript</span></button><!--[--><pre><code><span class="line"><span class="ct-113d4c">// This one based on answer from StackOverflow:</span></span><span class="line"><span class="ct-113d4c">// https://stackoverflow.com/questions/58434389/typescript-deep-keyof-of-a-nested-object</span></span><span class="line"></span><span class="line"><span class="ct-55b392">export</span><span class="ct-5edddd"> </span><span class="ct-da5227">type</span><span class="ct-5edddd"> </span><span class="ct-37d3c5">Flatten</span><span class="ct-5edddd">&lt;</span><span class="ct-37d3c5">T</span><span class="ct-5edddd">, </span><span class="ct-37d3c5">D</span><span class="ct-5edddd"> </span><span class="ct-da5227">extends</span><span class="ct-5edddd"> </span><span class="ct-8a1f02">number</span><span class="ct-5edddd"> </span><span class="ct-55b392">=</span><span class="ct-5edddd"> </span><span class="ct-47e9f7">5</span><span class="ct-5edddd">&gt; </span><span class="ct-55b392">=</span><span class="ct-5edddd"> [</span><span class="ct-37d3c5">D</span><span class="ct-5edddd">] </span><span class="ct-da5227">extends</span><span class="ct-5edddd"> [</span><span class="ct-8a1f02">never</span><span class="ct-5edddd">]</span></span><span class="line"><span class="ct-5edddd"> </span><span class="ct-55b392">?</span><span class="ct-5edddd"> </span><span class="ct-8a1f02">never</span></span><span class="line"><span class="ct-5edddd"> </span><span class="ct-55b392">:</span><span class="ct-5edddd"> </span><span class="ct-37d3c5">T</span><span class="ct-5edddd"> </span><span class="ct-da5227">extends</span><span class="ct-5edddd"> </span><span class="ct-37d3c5">PluralForm</span><span class="ct-5edddd"> </span><span class="ct-113d4c">// plural object</span></span><span class="line"><span class="ct-5edddd"> </span><span class="ct-55b392">?</span><span class="ct-5edddd"> </span><span class="ct-1fbe6c">&#39;&#39;</span></span><span class="line"><span class="ct-5edddd"> </span><span class="ct-55b392">:</span><span class="ct-5edddd"> </span><span class="ct-37d3c5">T</span><span class="ct-5edddd"> </span><span class="ct-da5227">extends</span><span class="ct-5edddd"> </span><span class="ct-8a1f02">object</span></span><span class="line"><span class="ct-5edddd"> </span><span class="ct-55b392">?</span><span class="ct-5edddd"> { [</span><span class="ct-37d3c5">K</span><span class="ct-5edddd"> </span><span class="ct-55b392">in</span><span class="ct-5edddd"> </span><span class="ct-55b392">keyof</span><span class="ct-5edddd"> </span><span class="ct-37d3c5">T</span><span class="ct-5edddd">]</span><span class="ct-55b392">-?:</span><span class="ct-5edddd"> </span><span class="ct-37d3c5">Join</span><span class="ct-5edddd">&lt;</span><span class="ct-37d3c5">K</span><span class="ct-5edddd">, </span><span class="ct-37d3c5">Flatten</span><span class="ct-5edddd">&lt;</span><span class="ct-37d3c5">T</span><span class="ct-5edddd">[</span><span class="ct-37d3c5">K</span><span class="ct-5edddd">], </span><span class="ct-37d3c5">Prev</span><span class="ct-5edddd">[</span><span class="ct-37d3c5">D</span><span class="ct-5edddd">]&gt;&gt; }[</span><span class="ct-55b392">keyof</span><span class="ct-5edddd"> </span><span class="ct-37d3c5">T</span><span class="ct-5edddd">]</span></span><span class="line"><span class="ct-5edddd"> </span><span class="ct-55b392">:</span><span class="ct-5edddd"> </span><span class="ct-1fbe6c">&#39;&#39;</span><span class="ct-5edddd">;</span></span><span class="line"></span><span class="line"><span class="ct-113d4c">// Fix it for you plural form</span></span><span class="line"><span class="ct-da5227">type</span><span class="ct-5edddd"> </span><span class="ct-37d3c5">PluralForm</span><span class="ct-5edddd"> </span><span class="ct-55b392">=</span><span class="ct-5edddd"> </span><span class="ct-37d3c5">Record</span><span class="ct-5edddd">&lt;</span><span class="ct-1fbe6c">&#39;one&#39;</span><span class="ct-5edddd"> </span><span class="ct-55b392">|</span><span class="ct-5edddd"> </span><span class="ct-1fbe6c">&#39;few&#39;</span><span class="ct-5edddd"> </span><span class="ct-55b392">|</span><span class="ct-5edddd"> </span><span class="ct-1fbe6c">&#39;many&#39;</span><span class="ct-5edddd">, </span><span class="ct-8a1f02">string</span><span class="ct-5edddd">&gt;;</span></span><span class="line"></span><span class="line"><span class="ct-da5227">type</span><span class="ct-5edddd"> </span><span class="ct-37d3c5">Join</span><span class="ct-5edddd">&lt;</span><span class="ct-37d3c5">K</span><span class="ct-5edddd">, </span><span class="ct-37d3c5">P</span><span class="ct-5edddd">&gt; </span><span class="ct-55b392">=</span><span class="ct-5edddd"> </span><span class="ct-37d3c5">K</span><span class="ct-5edddd"> </span><span class="ct-da5227">extends</span><span class="ct-5edddd"> </span><span class="ct-8a1f02">string</span><span class="ct-5edddd"> </span><span class="ct-55b392">|</span><span class="ct-5edddd"> </span><span class="ct-8a1f02">number</span></span><span class="line"><span class="ct-5edddd"> </span><span class="ct-55b392">?</span><span class="ct-5edddd"> </span><span class="ct-37d3c5">P</span><span class="ct-5edddd"> </span><span class="ct-da5227">extends</span><span class="ct-5edddd"> </span><span class="ct-8a1f02">string</span><span class="ct-5edddd"> </span><span class="ct-55b392">|</span><span class="ct-5edddd"> </span><span class="ct-8a1f02">number</span></span><span class="line"><span class="ct-5edddd"> </span><span class="ct-55b392">?</span><span class="ct-5edddd"> </span><span class="ct-1fbe6c">`${</span><span class="ct-37d3c5">K</span><span class="ct-1fbe6c">}${&#39;&#39;</span><span class="ct-4fd83d"> </span><span class="ct-da5227">extends</span><span class="ct-4fd83d"> </span><span class="ct-37d3c5">P</span><span class="ct-4fd83d"> </span><span class="ct-55b392">?</span><span class="ct-4fd83d"> </span><span class="ct-1fbe6c">&#39;&#39;</span><span class="ct-4fd83d"> </span><span class="ct-55b392">:</span><span class="ct-4fd83d"> </span><span class="ct-1fbe6c">&#39;.&#39;}${</span><span class="ct-37d3c5">P</span><span class="ct-1fbe6c">}`</span></span><span class="line"><span class="ct-5edddd"> </span><span class="ct-55b392">:</span><span class="ct-5edddd"> </span><span class="ct-8a1f02">never</span></span><span class="line"><span class="ct-5edddd"> </span><span class="ct-55b392">:</span><span class="ct-5edddd"> </span><span class="ct-8a1f02">never</span><span class="ct-5edddd">;</span></span><span class="line"></span><span class="line"><span class="ct-da5227">type</span><span class="ct-5edddd"> </span><span class="ct-37d3c5">Prev</span><span class="ct-5edddd"> </span><span class="ct-55b392">=</span><span class="ct-5edddd"> [</span><span class="ct-8a1f02">never</span><span class="ct-5edddd">, </span><span class="ct-47e9f7">0</span><span class="ct-5edddd">, </span><span class="ct-47e9f7">1</span><span class="ct-5edddd">, </span><span class="ct-47e9f7">2</span><span class="ct-5edddd">, </span><span class="ct-47e9f7">3</span><span class="ct-5edddd">, </span><span class="ct-47e9f7">4</span><span class="ct-5edddd">, </span><span class="ct-47e9f7">5</span><span class="ct-5edddd">, </span><span class="ct-55b392">...</span><span class="ct-37d3c5">Array</span><span class="ct-5edddd">&lt;</span><span class="ct-47e9f7">0</span><span class="ct-5edddd">&gt;];</span></span></code></pre><!--]--></div><style>.ct-4fd83d{color:#A5D6FF}.ct-47e9f7{color:#79C0FF}.ct-8a1f02{color:#79C0FF}.ct-113d4c{color:#8B949E}.ct-827a3b{color:#D2A8FF}.ct-db1e37{color:#FFA657}.ct-f472b9{color:#FFA657}.ct-eb2458{color:#FF7B72}.ct-9106a4{color:#D2A8FF}.ct-07eddd{color:#C9D1D9}.ct-c4c8dc{color:#FF7B72}.ct-37d3c5{color:#FFA657}.ct-da5227{color:#FF7B72}.ct-1fbe6c{color:#A5D6FF}.ct-17f2f0{color:#C9D1D9}.ct-5edddd{color:#C9D1D9}.ct-55b392{color:#FF7B72}.light .ct-55b392{color:#859900}.light .ct-5edddd{color:#657B83}.light .ct-17f2f0{color:#268BD2}.light .ct-1fbe6c{color:#2AA198}.light .ct-da5227{color:#073642}.light .ct-37d3c5{color:#268BD2}.light .ct-c4c8dc{color:#073642}.light .ct-07eddd{color:#657B83}.light .ct-9106a4{color:#268BD2}.light .ct-eb2458{color:#859900}.light .ct-f472b9{color:#657B83}.light .ct-db1e37{color:#268BD2}.light .ct-827a3b{color:#268BD2}.light .ct-113d4c{color:#93A1A1}.light .ct-8a1f02{color:#859900}.light .ct-47e9f7{color:#D33682}.light .ct-4fd83d{color:#657B83}</style></div></article><!--]--></main><!--]--><!--]--></div><footer class="_footer_ogxvf_1 _footer_1hfaq_22 _footer_1hfaq_22"><div>btw, have a nice day</div><div class="_filler_ogxvf_9"></div><div> (2018 - 2022) <a href="https://github.com/muerwre/" rel="noopener noreferrer" target="_blank">muerwre</a></div></footer></div></div></div></div><script type="module">import p from "/typescript/flatten-object-with-periods/_payload.js";window.__NUXT__={...p,...((function(a,b,c,d,e,f){return {state:{"$scolor-mode":{preference:b,value:b,unknown:c,forced:a}},_errors:{},serverRendered:c,config:{public:{content:{clientDB:{isSPA:a,integrity:1667469926750},navigation:{fields:["blblblb"]},base:"_content",tags:{p:"prose-p",a:"prose-a",blockquote:"prose-blockquote","code-inline":"prose-code-inline",code:"prose-code",em:"prose-em",h1:"prose-h1",h2:"prose-h2",h3:"prose-h3",h4:"prose-h4",h5:"prose-h5",h6:"prose-h6",hr:"prose-hr",img:"prose-img",ul:"prose-ul",ol:"prose-ol",li:"prose-li",strong:"prose-strong",table:"prose-table",thead:"prose-thead",tbody:"prose-tbody",td:"prose-td",th:"prose-th",tr:"prose-tr"},highlight:{theme:{default:"github-dark",light:"solarized-light"},preload:[d,"c","go","graphql","scss",d,e,"docker","typescript","javascript","nginx","bash","yaml",e],apiURL:"\u002Fapi\u002F_content\u002Fhighlight"},wsUrl:f,documentDriven:a,anchorLinks:{depth:4,exclude:[1]}}},app:{baseURL:"\u002F",buildAssetsDir:"nuxt\u002F",cdnURL:f}},prerenderedAt:1667469957325}}(false,"dark",true,"shell","sh","")))}</script><script type="module" src="/nuxt/entry.38f1b559.js" crossorigin></script><script type="module" src="/nuxt/default.3c447965.js" crossorigin></script><script type="module" src="/nuxt/LayoutMainMenuToggle.b8360182.js" crossorigin></script><script type="module" src="/nuxt/LayoutMainMenu.f0c8d2bf.js" crossorigin></script><script type="module" src="/nuxt/content.38fadf68.js" crossorigin></script><script type="module" src="/nuxt/LayoutThemeToggle.15266736.js" crossorigin></script><script type="module" src="/nuxt/_...slug_.e695364b.js" crossorigin></script><script type="module" src="/nuxt/LayoutFooter.a16d87cb.js" crossorigin></script><script type="module" src="/nuxt/ProseP.c8adea50.js" crossorigin></script><script type="module" src="/nuxt/ProseA.7e12c275.js" crossorigin></script><script type="module" src="/nuxt/ProseCode.344aba07.js" crossorigin></script><script type="module" src="/nuxt/UiIconCopy.feb163da.js" crossorigin></script></body>
</html>