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7.53c-.34.3-.13.87.33.87H5v7c0 .55.45 1 1 1h3c.55 0 1-.45 1-1z" fill="currentColor"></path></svg></a></li><li class="breadcrumbs__item"><span class="breadcrumbs__link">Getting Started</span><meta itemprop="position" content="1"></li><li itemscope="" itemprop="itemListElement" itemtype="https://schema.org/ListItem" class="breadcrumbs__item breadcrumbs__item--active"><span class="breadcrumbs__link" itemprop="name">Installation</span><meta itemprop="position" content="2"></li></ul></nav><div class="tocCollapsible_wuV5 theme-doc-toc-mobile tocMobile_b0kC"><button type="button" class="clean-btn tocCollapsibleButton_w9Mz">On this page</button></div><div class="theme-doc-markdown markdown"><header><h1>Installation</h1></header><p>formatjs is a set of libraries that help you setup internationalization in any project whether it's React or not.</p>
<h2 class="anchor anchorWithStickyNavbar_JLaW" id="installation">Installation<a href="#installation" class="hash-link" aria-label="Direct link to Installation" title="Direct link to Installation"></a></h2>
<!-- -->
<div class="tabs-container tabList_IVgM"><ul role="tablist" aria-orientation="horizontal" class="tabs"><li role="tab" tabindex="0" aria-selected="true" class="tabs__item tabItem_sCGy tabs__item--active">npm</li><li role="tab" tabindex="-1" aria-selected="false" class="tabs__item tabItem_sCGy">yarn</li></ul><div class="margin-top--md"><div role="tabpanel" class="tabItem_qlEf"><div class="language-sh codeBlockContainer_i1HZ theme-code-block" style="--prism-color:#bfc7d5;--prism-background-color:#292d3e"><div class="codeBlockContent_AQe6"><pre tabindex="0" class="prism-code language-sh codeBlock_W1Bq thin-scrollbar" style="color:#bfc7d5;background-color:#292d3e"><code class="codeBlockLines_LEVP"><span class="token-line" style="color:#bfc7d5"><span class="token plain">npm i -S react react-intl</span><br></span></code></pre><div class="buttonGroup_hHaa"><button type="button" aria-label="Copy code to clipboard" title="Copy" class="clean-btn"><span class="copyButtonIcons_Mz60" aria-hidden="true"><svg viewBox="0 0 24 24" class="copyButtonIcon_xJJ6"><path fill="currentColor" d="M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z"></path></svg><svg viewBox="0 0 24 24" class="copyButtonSuccessIcon_R6l_"><path fill="currentColor" d="M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z"></path></svg></span></button></div></div></div></div><div role="tabpanel" class="tabItem_qlEf" hidden=""><div class="language-sh codeBlockContainer_i1HZ theme-code-block" style="--prism-color:#bfc7d5;--prism-background-color:#292d3e"><div class="codeBlockContent_AQe6"><pre tabindex="0" class="prism-code language-sh codeBlock_W1Bq thin-scrollbar" style="color:#bfc7d5;background-color:#292d3e"><code class="codeBlockLines_LEVP"><span class="token-line" style="color:#bfc7d5"><span class="token plain">yarn add react react-intl</span><br></span></code></pre><div class="buttonGroup_hHaa"><button type="button" aria-label="Copy code to clipboard" title="Copy" class="clean-btn"><span class="copyButtonIcons_Mz60" aria-hidden="true"><svg viewBox="0 0 24 24" class="copyButtonIcon_xJJ6"><path fill="currentColor" d="M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z"></path></svg><svg viewBox="0 0 24 24" class="copyButtonSuccessIcon_R6l_"><path fill="currentColor" d="M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z"></path></svg></span></button></div></div></div></div></div></div>
<h2 class="anchor anchorWithStickyNavbar_JLaW" id="minimal-application">Minimal Application<a href="#minimal-application" class="hash-link" aria-label="Direct link to Minimal Application" title="Direct link to Minimal Application"></a></h2>
<p>After following the step above, you should be able to get a minimal application like this running:</p>
<div class="tabs-container tabList_IVgM"><ul role="tablist" aria-orientation="horizontal" class="tabs"><li role="tab" tabindex="-1" aria-selected="false" class="tabs__item tabItem_sCGy">Node</li><li role="tab" tabindex="0" aria-selected="true" class="tabs__item tabItem_sCGy tabs__item--active">React</li><li role="tab" tabindex="-1" aria-selected="false" class="tabs__item tabItem_sCGy">Vue3</li></ul><div class="margin-top--md"><div role="tabpanel" class="tabItem_qlEf" hidden=""><div class="language-tsx codeBlockContainer_i1HZ theme-code-block" style="--prism-color:#bfc7d5;--prism-background-color:#292d3e"><div class="codeBlockContent_AQe6"><pre tabindex="0" class="prism-code language-tsx codeBlock_W1Bq thin-scrollbar" style="color:#bfc7d5;background-color:#292d3e"><code class="codeBlockLines_LEVP"><span class="token-line" style="color:#bfc7d5"><span class="token keyword" style="font-style:italic">import</span><span class="token plain"> </span><span class="token imports punctuation" style="color:rgb(199, 146, 234)">{</span><span class="token imports">createIntl</span><span class="token imports punctuation" style="color:rgb(199, 146, 234)">,</span><span class="token imports"> createIntlCache</span><span class="token imports punctuation" style="color:rgb(199, 146, 234)">}</span><span class="token plain"> </span><span class="token keyword" style="font-style:italic">from</span><span class="token plain"> </span><span class="token string" style="color:rgb(195, 232, 141)">'@formatjs/intl'</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain" style="display:inline-block"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"></span><span class="token comment" style="color:rgb(105, 112, 152);font-style:italic">// Translated messages in French with matching IDs to what you declared</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"></span><span class="token keyword" style="font-style:italic">const</span><span class="token plain"> messagesInFrench </span><span class="token operator" style="color:rgb(137, 221, 255)">=</span><span class="token plain"> </span><span class="token punctuation" style="color:rgb(199, 146, 234)">{</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> myMessage</span><span class="token operator" style="color:rgb(137, 221, 255)">:</span><span class="token plain"> </span><span class="token string" style="color:rgb(195, 232, 141)">"Aujourd'hui, nous sommes le {ts, date, ::yyyyMMdd}"</span><span class="token punctuation" style="color:rgb(199, 146, 234)">,</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"></span><span class="token punctuation" style="color:rgb(199, 146, 234)">}</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain" style="display:inline-block"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"></span><span class="token comment" style="color:rgb(105, 112, 152);font-style:italic">// This is optional but highly recommended</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"></span><span class="token comment" style="color:rgb(105, 112, 152);font-style:italic">// since it prevents memory leak</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"></span><span class="token keyword" style="font-style:italic">const</span><span class="token plain"> cache </span><span class="token operator" style="color:rgb(137, 221, 255)">=</span><span class="token plain"> </span><span class="token function" style="color:rgb(130, 170, 255)">createIntlCache</span><span class="token punctuation" style="color:rgb(199, 146, 234)">(</span><span class="token punctuation" style="color:rgb(199, 146, 234)">)</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain" style="display:inline-block"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"></span><span class="token comment" style="color:rgb(105, 112, 152);font-style:italic">// Create the `intl` object</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"></span><span class="token keyword" style="font-style:italic">const</span><span class="token plain"> intl </span><span class="token operator" style="color:rgb(137, 221, 255)">=</span><span class="token plain"> </span><span class="token function" style="color:rgb(130, 170, 255)">createIntl</span><span class="token punctuation" style="color:rgb(199, 146, 234)">(</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token punctuation" style="color:rgb(199, 146, 234)">{</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token comment" style="color:rgb(105, 112, 152);font-style:italic">// Locale of the application</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> locale</span><span class="token operator" style="color:rgb(137, 221, 255)">:</span><span class="token plain"> </span><span class="token string" style="color:rgb(195, 232, 141)">'fr'</span><span class="token punctuation" style="color:rgb(199, 146, 234)">,</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token comment" style="color:rgb(105, 112, 152);font-style:italic">// Locale of the fallback defaultMessage</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> defaultLocale</span><span class="token operator" style="color:rgb(137, 221, 255)">:</span><span class="token plain"> </span><span class="token string" style="color:rgb(195, 232, 141)">'en'</span><span class="token punctuation" style="color:rgb(199, 146, 234)">,</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> messages</span><span class="token operator" style="color:rgb(137, 221, 255)">:</span><span class="token plain"> messagesInFrench</span><span class="token punctuation" style="color:rgb(199, 146, 234)">,</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token punctuation" style="color:rgb(199, 146, 234)">}</span><span class="token punctuation" style="color:rgb(199, 146, 234)">,</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> cache</span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"></span><span class="token punctuation" style="color:rgb(199, 146, 234)">)</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain" style="display:inline-block"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"></span><span class="token comment" style="color:rgb(105, 112, 152);font-style:italic">// Aujourd'hui, nous sommes le 23/07/2020</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"></span><span class="token console class-name" style="color:rgb(255, 203, 107)">console</span><span class="token punctuation" style="color:rgb(199, 146, 234)">.</span><span class="token method function property-access" style="color:rgb(130, 170, 255)">log</span><span class="token punctuation" style="color:rgb(199, 146, 234)">(</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> intl</span><span class="token punctuation" style="color:rgb(199, 146, 234)">.</span><span class="token method function property-access" style="color:rgb(130, 170, 255)">formatMessage</span><span class="token punctuation" style="color:rgb(199, 146, 234)">(</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token punctuation" style="color:rgb(199, 146, 234)">{</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token comment" style="color:rgb(105, 112, 152);font-style:italic">// Matching ID as above</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> id</span><span class="token operator" style="color:rgb(137, 221, 255)">:</span><span class="token plain"> </span><span class="token string" style="color:rgb(195, 232, 141)">'myMessage'</span><span class="token punctuation" style="color:rgb(199, 146, 234)">,</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token comment" style="color:rgb(105, 112, 152);font-style:italic">// Default Message in English</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> defaultMessage</span><span class="token operator" style="color:rgb(137, 221, 255)">:</span><span class="token plain"> </span><span class="token string" style="color:rgb(195, 232, 141)">'Today is {ts, date, ::yyyyMMdd}'</span><span class="token punctuation" style="color:rgb(199, 146, 234)">,</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token punctuation" style="color:rgb(199, 146, 234)">}</span><span class="token punctuation" style="color:rgb(199, 146, 234)">,</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token punctuation" style="color:rgb(199, 146, 234)">{</span><span class="token plain">ts</span><span class="token operator" style="color:rgb(137, 221, 255)">:</span><span class="token plain"> </span><span class="token known-class-name class-name" style="color:rgb(255, 203, 107)">Date</span><span class="token punctuation" style="color:rgb(199, 146, 234)">.</span><span class="token method function property-access" style="color:rgb(130, 170, 255)">now</span><span class="token punctuation" style="color:rgb(199, 146, 234)">(</span><span class="token punctuation" style="color:rgb(199, 146, 234)">)</span><span class="token punctuation" style="color:rgb(199, 146, 234)">}</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token punctuation" style="color:rgb(199, 146, 234)">)</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"></span><span class="token punctuation" style="color:rgb(199, 146, 234)">)</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain" style="display:inline-block"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"></span><span class="token comment" style="color:rgb(105, 112, 152);font-style:italic">// 19,00 €</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"></span><span class="token console class-name" style="color:rgb(255, 203, 107)">console</span><span class="token punctuation" style="color:rgb(199, 146, 234)">.</span><span class="token method function property-access" style="color:rgb(130, 170, 255)">log</span><span class="token punctuation" style="color:rgb(199, 146, 234)">(</span><span class="token plain">intl</span><span class="token punctuation" style="color:rgb(199, 146, 234)">.</span><span class="token method function property-access" style="color:rgb(130, 170, 255)">formatNumber</span><span class="token punctuation" style="color:rgb(199, 146, 234)">(</span><span class="token number" style="color:rgb(247, 140, 108)">19</span><span class="token punctuation" style="color:rgb(199, 146, 234)">,</span><span class="token plain"> </span><span class="token punctuation" style="color:rgb(199, 146, 234)">{</span><span class="token plain">style</span><span class="token operator" style="color:rgb(137, 221, 255)">:</span><span class="token plain"> </span><span class="token string" style="color:rgb(195, 232, 141)">'currency'</span><span class="token punctuation" style="color:rgb(199, 146, 234)">,</span><span class="token plain"> currency</span><span class="token operator" style="color:rgb(137, 221, 255)">:</span><span class="token plain"> </span><span class="token string" style="color:rgb(195, 232, 141)">'EUR'</span><span class="token punctuation" style="color:rgb(199, 146, 234)">}</span><span class="token punctuation" style="color:rgb(199, 146, 234)">)</span><span class="token punctuation" style="color:rgb(199, 146, 234)">)</span><br></span></code></pre><div class="buttonGroup_hHaa"><button type="button" aria-label="Copy code to clipboard" title="Copy" class="clean-btn"><span class="copyButtonIcons_Mz60" aria-hidden="true"><svg viewBox="0 0 24 24" class="copyButtonIcon_xJJ6"><path fill="currentColor" d="M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z"></path></svg><svg viewBox="0 0 24 24" class="copyButtonSuccessIcon_R6l_"><path fill="currentColor" d="M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z"></path></svg></span></button></div></div></div></div><div role="tabpanel" class="tabItem_qlEf"><div class="language-tsx codeBlockContainer_i1HZ theme-code-block" style="--prism-color:#bfc7d5;--prism-background-color:#292d3e"><div class="codeBlockContent_AQe6"><pre tabindex="0" class="prism-code language-tsx codeBlock_W1Bq thin-scrollbar" style="color:#bfc7d5;background-color:#292d3e"><code class="codeBlockLines_LEVP"><span class="token-line" style="color:#bfc7d5"><span class="token keyword" style="font-style:italic">import</span><span class="token plain"> </span><span class="token imports operator" style="color:rgb(137, 221, 255)">*</span><span class="token imports"> </span><span class="token imports keyword module" style="font-style:italic">as</span><span class="token imports"> </span><span class="token imports maybe-class-name">React</span><span class="token plain"> </span><span class="token keyword" style="font-style:italic">from</span><span class="token plain"> </span><span class="token string" style="color:rgb(195, 232, 141)">'react'</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"></span><span class="token keyword" style="font-style:italic">import</span><span class="token plain"> </span><span class="token imports punctuation" style="color:rgb(199, 146, 234)">{</span><span class="token imports maybe-class-name">IntlProvider</span><span class="token imports punctuation" style="color:rgb(199, 146, 234)">,</span><span class="token imports"> </span><span class="token imports maybe-class-name">FormattedMessage</span><span class="token imports punctuation" style="color:rgb(199, 146, 234)">,</span><span class="token imports"> </span><span class="token imports maybe-class-name">FormattedNumber</span><span class="token imports punctuation" style="color:rgb(199, 146, 234)">}</span><span class="token plain"> </span><span class="token keyword" style="font-style:italic">from</span><span class="token plain"> </span><span class="token string" style="color:rgb(195, 232, 141)">'react-intl'</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain" style="display:inline-block"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"></span><span class="token comment" style="color:rgb(105, 112, 152);font-style:italic">// Translated messages in French with matching IDs to what you declared</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"></span><span class="token keyword" style="font-style:italic">const</span><span class="token plain"> messagesInFrench </span><span class="token operator" style="color:rgb(137, 221, 255)">=</span><span class="token plain"> </span><span class="token punctuation" style="color:rgb(199, 146, 234)">{</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> myMessage</span><span class="token operator" style="color:rgb(137, 221, 255)">:</span><span class="token plain"> </span><span class="token string" style="color:rgb(195, 232, 141)">"Aujourd'hui, nous sommes le {ts, date, ::yyyyMMdd}"</span><span class="token punctuation" style="color:rgb(199, 146, 234)">,</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"></span><span class="token punctuation" style="color:rgb(199, 146, 234)">}</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain" style="display:inline-block"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"></span><span class="token keyword" style="font-style:italic">export</span><span class="token plain"> </span><span class="token keyword" style="font-style:italic">default</span><span class="token plain"> </span><span class="token keyword" style="font-style:italic">function</span><span class="token plain"> </span><span class="token function" style="color:rgb(130, 170, 255)">App</span><span class="token punctuation" style="color:rgb(199, 146, 234)">(</span><span class="token punctuation" style="color:rgb(199, 146, 234)">)</span><span class="token plain"> </span><span class="token punctuation" style="color:rgb(199, 146, 234)">{</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token keyword" style="font-style:italic">return</span><span class="token plain"> </span><span class="token punctuation" style="color:rgb(199, 146, 234)">(</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token tag punctuation" style="color:rgb(199, 146, 234)"><</span><span class="token tag class-name" style="color:rgb(255, 203, 107)">IntlProvider</span><span class="token tag" style="color:rgb(255, 85, 114)"> </span><span class="token tag attr-name" style="color:rgb(255, 203, 107)">messages</span><span class="token tag script language-javascript script-punctuation punctuation" style="color:rgb(199, 146, 234)">=</span><span class="token tag script language-javascript punctuation" style="color:rgb(199, 146, 234)">{</span><span class="token tag script language-javascript" style="color:rgb(255, 85, 114)">messagesInFrench</span><span class="token tag script language-javascript punctuation" style="color:rgb(199, 146, 234)">}</span><span class="token tag" style="color:rgb(255, 85, 114)"> </span><span class="token tag attr-name" style="color:rgb(255, 203, 107)">locale</span><span class="token tag attr-value punctuation attr-equals" style="color:rgb(199, 146, 234)">=</span><span class="token tag attr-value punctuation" style="color:rgb(199, 146, 234)">"</span><span class="token tag attr-value" style="color:rgb(255, 85, 114)">fr</span><span class="token tag attr-value punctuation" style="color:rgb(199, 146, 234)">"</span><span class="token tag" style="color:rgb(255, 85, 114)"> </span><span class="token tag attr-name" style="color:rgb(255, 203, 107)">defaultLocale</span><span class="token tag attr-value punctuation attr-equals" style="color:rgb(199, 146, 234)">=</span><span class="token tag attr-value punctuation" style="color:rgb(199, 146, 234)">"</span><span class="token tag attr-value" style="color:rgb(255, 85, 114)">en</span><span class="token tag attr-value punctuation" style="color:rgb(199, 146, 234)">"</span><span class="token tag punctuation" style="color:rgb(199, 146, 234)">></span><span class="token plain-text"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain-text"> </span><span class="token tag punctuation" style="color:rgb(199, 146, 234)"><</span><span class="token tag" style="color:rgb(255, 85, 114)">p</span><span class="token tag punctuation" style="color:rgb(199, 146, 234)">></span><span class="token plain-text"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain-text"> </span><span class="token tag punctuation" style="color:rgb(199, 146, 234)"><</span><span class="token tag class-name" style="color:rgb(255, 203, 107)">FormattedMessage</span><span class="token tag" style="color:rgb(255, 85, 114)"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token tag" style="color:rgb(255, 85, 114)"> </span><span class="token tag attr-name" style="color:rgb(255, 203, 107)">id</span><span class="token tag attr-value punctuation attr-equals" style="color:rgb(199, 146, 234)">=</span><span class="token tag attr-value punctuation" style="color:rgb(199, 146, 234)">"</span><span class="token tag attr-value" style="color:rgb(255, 85, 114)">myMessage</span><span class="token tag attr-value punctuation" style="color:rgb(199, 146, 234)">"</span><span class="token tag" style="color:rgb(255, 85, 114)"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token tag" style="color:rgb(255, 85, 114)"> </span><span class="token tag attr-name" style="color:rgb(255, 203, 107)">defaultMessage</span><span class="token tag attr-value punctuation attr-equals" style="color:rgb(199, 146, 234)">=</span><span class="token tag attr-value punctuation" style="color:rgb(199, 146, 234)">"</span><span class="token tag attr-value" style="color:rgb(255, 85, 114)">Today is {ts, date, ::yyyyMMdd}</span><span class="token tag attr-value punctuation" style="color:rgb(199, 146, 234)">"</span><span class="token tag" style="color:rgb(255, 85, 114)"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token tag" style="color:rgb(255, 85, 114)"> </span><span class="token tag attr-name" style="color:rgb(255, 203, 107)">values</span><span class="token tag script language-javascript script-punctuation punctuation" style="color:rgb(199, 146, 234)">=</span><span class="token tag script language-javascript punctuation" style="color:rgb(199, 146, 234)">{</span><span class="token tag script language-javascript punctuation" style="color:rgb(199, 146, 234)">{</span><span class="token tag script language-javascript" style="color:rgb(255, 85, 114)">ts</span><span class="token tag script language-javascript operator" style="color:rgb(137, 221, 255)">:</span><span class="token tag script language-javascript" style="color:rgb(255, 85, 114)"> </span><span class="token tag script language-javascript known-class-name class-name" style="color:rgb(255, 203, 107)">Date</span><span class="token tag script language-javascript punctuation" style="color:rgb(199, 146, 234)">.</span><span class="token tag script language-javascript method function property-access" style="color:rgb(130, 170, 255)">now</span><span class="token tag script language-javascript punctuation" style="color:rgb(199, 146, 234)">(</span><span class="token tag script language-javascript punctuation" style="color:rgb(199, 146, 234)">)</span><span class="token tag script language-javascript punctuation" style="color:rgb(199, 146, 234)">}</span><span class="token tag script language-javascript punctuation" style="color:rgb(199, 146, 234)">}</span><span class="token tag" style="color:rgb(255, 85, 114)"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token tag" style="color:rgb(255, 85, 114)"> </span><span class="token tag punctuation" style="color:rgb(199, 146, 234)">/></span><span class="token plain-text"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain-text"> </span><span class="token tag punctuation" style="color:rgb(199, 146, 234)"><</span><span class="token tag" style="color:rgb(255, 85, 114)">br</span><span class="token tag" style="color:rgb(255, 85, 114)"> </span><span class="token tag punctuation" style="color:rgb(199, 146, 234)">/></span><span class="token plain-text"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain-text"> </span><span class="token tag punctuation" style="color:rgb(199, 146, 234)"><</span><span class="token tag class-name" style="color:rgb(255, 203, 107)">FormattedNumber</span><span class="token tag" style="color:rgb(255, 85, 114)"> </span><span class="token tag attr-name" style="color:rgb(255, 203, 107)">value</span><span class="token tag script language-javascript script-punctuation punctuation" style="color:rgb(199, 146, 234)">=</span><span class="token tag script language-javascript punctuation" style="color:rgb(199, 146, 234)">{</span><span class="token tag script language-javascript number" style="color:rgb(247, 140, 108)">19</span><span class="token tag script language-javascript punctuation" style="color:rgb(199, 146, 234)">}</span><span class="token tag" style="color:rgb(255, 85, 114)"> </span><span class="token tag special-attr attr-name" style="color:rgb(255, 203, 107)">style</span><span class="token tag special-attr attr-value punctuation attr-equals" style="color:rgb(199, 146, 234)">=</span><span class="token tag special-attr attr-value punctuation" style="color:rgb(199, 146, 234)">"</span><span class="token tag special-attr attr-value value css language-css" style="color:rgb(255, 85, 114)">currency</span><span class="token tag special-attr attr-value punctuation" style="color:rgb(199, 146, 234)">"</span><span class="token tag" style="color:rgb(255, 85, 114)"> </span><span class="token tag attr-name" style="color:rgb(255, 203, 107)">currency</span><span class="token tag attr-value punctuation attr-equals" style="color:rgb(199, 146, 234)">=</span><span class="token tag attr-value punctuation" style="color:rgb(199, 146, 234)">"</span><span class="token tag attr-value" style="color:rgb(255, 85, 114)">EUR</span><span class="token tag attr-value punctuation" style="color:rgb(199, 146, 234)">"</span><span class="token tag" style="color:rgb(255, 85, 114)"> </span><span class="token tag punctuation" style="color:rgb(199, 146, 234)">/></span><span class="token plain-text"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain-text"> </span><span class="token tag punctuation" style="color:rgb(199, 146, 234)"></</span><span class="token tag" style="color:rgb(255, 85, 114)">p</span><span class="token tag punctuation" style="color:rgb(199, 146, 234)">></span><span class="token plain-text"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain-text"> </span><span class="token tag punctuation" style="color:rgb(199, 146, 234)"></</span><span class="token tag class-name" style="color:rgb(255, 203, 107)">IntlProvider</span><span class="token tag punctuation" style="color:rgb(199, 146, 234)">></span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token punctuation" style="color:rgb(199, 146, 234)">)</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"></span><span class="token punctuation" style="color:rgb(199, 146, 234)">}</span><br></span></code></pre><div class="buttonGroup_hHaa"><button type="button" aria-label="Copy code to clipboard" title="Copy" class="clean-btn"><span class="copyButtonIcons_Mz60" aria-hidden="true"><svg viewBox="0 0 24 24" class="copyButtonIcon_xJJ6"><path fill="currentColor" d="M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z"></path></svg><svg viewBox="0 0 24 24" class="copyButtonSuccessIcon_R6l_"><path fill="currentColor" d="M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z"></path></svg></span></button></div></div></div><p>Output</p><div class="language-html codeBlockContainer_i1HZ theme-code-block" style="--prism-color:#bfc7d5;--prism-background-color:#292d3e"><div class="codeBlockContent_AQe6"><pre tabindex="0" class="prism-code language-html codeBlock_W1Bq thin-scrollbar" style="color:#bfc7d5;background-color:#292d3e"><code class="codeBlockLines_LEVP"><span class="token-line" style="color:#bfc7d5"><span class="token tag punctuation" style="color:rgb(199, 146, 234)"><</span><span class="token tag" style="color:rgb(255, 85, 114)">p</span><span class="token tag punctuation" style="color:rgb(199, 146, 234)">></span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> Aujourd'hui, nous sommes le 23/07/2020</span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token tag punctuation" style="color:rgb(199, 146, 234)"><</span><span class="token tag" style="color:rgb(255, 85, 114)">br</span><span class="token tag" style="color:rgb(255, 85, 114)"> </span><span class="token tag punctuation" style="color:rgb(199, 146, 234)">/></span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> 19,00 €</span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"></span><span class="token tag punctuation" style="color:rgb(199, 146, 234)"></</span><span class="token tag" style="color:rgb(255, 85, 114)">p</span><span class="token tag punctuation" style="color:rgb(199, 146, 234)">></span><br></span></code></pre><div class="buttonGroup_hHaa"><button type="button" aria-label="Copy code to clipboard" title="Copy" class="clean-btn"><span class="copyButtonIcons_Mz60" aria-hidden="true"><svg viewBox="0 0 24 24" class="copyButtonIcon_xJJ6"><path fill="currentColor" d="M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z"></path></svg><svg viewBox="0 0 24 24" class="copyButtonSuccessIcon_R6l_"><path fill="currentColor" d="M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z"></path></svg></span></button></div></div></div></div><div role="tabpanel" class="tabItem_qlEf" hidden=""><div class="language-tsx codeBlockContainer_i1HZ theme-code-block" style="--prism-color:#bfc7d5;--prism-background-color:#292d3e"><div class="codeBlockContent_AQe6"><pre tabindex="0" class="prism-code language-tsx codeBlock_W1Bq thin-scrollbar" style="color:#bfc7d5;background-color:#292d3e"><code class="codeBlockLines_LEVP"><span class="token-line" style="color:#bfc7d5"><span class="token keyword" style="font-style:italic">import</span><span class="token plain"> </span><span class="token imports maybe-class-name">VueIntl</span><span class="token plain"> </span><span class="token keyword" style="font-style:italic">from</span><span class="token plain"> </span><span class="token string" style="color:rgb(195, 232, 141)">'vue-intl'</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"></span><span class="token keyword" style="font-style:italic">import</span><span class="token plain"> </span><span class="token imports punctuation" style="color:rgb(199, 146, 234)">{</span><span class="token imports">createApp</span><span class="token imports punctuation" style="color:rgb(199, 146, 234)">}</span><span class="token plain"> </span><span class="token keyword" style="font-style:italic">from</span><span class="token plain"> </span><span class="token string" style="color:rgb(195, 232, 141)">'vue'</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain" style="display:inline-block"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"></span><span class="token keyword" style="font-style:italic">const</span><span class="token plain"> app </span><span class="token operator" style="color:rgb(137, 221, 255)">=</span><span class="token plain"> </span><span class="token function" style="color:rgb(130, 170, 255)">createApp</span><span class="token punctuation" style="color:rgb(199, 146, 234)">(</span><span class="token maybe-class-name">App</span><span class="token punctuation" style="color:rgb(199, 146, 234)">)</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain">app</span><span class="token punctuation" style="color:rgb(199, 146, 234)">.</span><span class="token method function property-access" style="color:rgb(130, 170, 255)">use</span><span class="token punctuation" style="color:rgb(199, 146, 234)">(</span><span class="token maybe-class-name">VueIntl</span><span class="token punctuation" style="color:rgb(199, 146, 234)">,</span><span class="token plain"> </span><span class="token punctuation" style="color:rgb(199, 146, 234)">{</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> locale</span><span class="token operator" style="color:rgb(137, 221, 255)">:</span><span class="token plain"> </span><span class="token string" style="color:rgb(195, 232, 141)">'fr'</span><span class="token punctuation" style="color:rgb(199, 146, 234)">,</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> defaultLocale</span><span class="token operator" style="color:rgb(137, 221, 255)">:</span><span class="token plain"> </span><span class="token string" style="color:rgb(195, 232, 141)">'en'</span><span class="token punctuation" style="color:rgb(199, 146, 234)">,</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> messages</span><span class="token operator" style="color:rgb(137, 221, 255)">:</span><span class="token plain"> </span><span class="token punctuation" style="color:rgb(199, 146, 234)">{</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> myMessage</span><span class="token operator" style="color:rgb(137, 221, 255)">:</span><span class="token plain"> </span><span class="token string" style="color:rgb(195, 232, 141)">"Aujourd'hui, nous sommes le {ts, date, ::yyyyMMdd}"</span><span class="token punctuation" style="color:rgb(199, 146, 234)">,</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token punctuation" style="color:rgb(199, 146, 234)">}</span><span class="token punctuation" style="color:rgb(199, 146, 234)">,</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"></span><span class="token punctuation" style="color:rgb(199, 146, 234)">}</span><span class="token punctuation" style="color:rgb(199, 146, 234)">)</span><br></span></code></pre><div class="buttonGroup_hHaa"><button type="button" aria-label="Copy code to clipboard" title="Copy" class="clean-btn"><span class="copyButtonIcons_Mz60" aria-hidden="true"><svg viewBox="0 0 24 24" class="copyButtonIcon_xJJ6"><path fill="currentColor" d="M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z"></path></svg><svg viewBox="0 0 24 24" class="copyButtonSuccessIcon_R6l_"><path fill="currentColor" d="M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z"></path></svg></span></button></div></div></div><div class="language-vue codeBlockContainer_i1HZ theme-code-block" style="--prism-color:#bfc7d5;--prism-background-color:#292d3e"><div class="codeBlockContent_AQe6"><pre tabindex="0" class="prism-code language-vue codeBlock_W1Bq thin-scrollbar" style="color:#bfc7d5;background-color:#292d3e"><code class="codeBlockLines_LEVP"><span class="token-line" style="color:#bfc7d5"><span class="token plain"><template></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> <p></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> {{</span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> $formatMessage(</span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> {id: 'myMessage', defaultMessage: 'Today is {ts, date, ::yyyyMMdd}'},</span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> {ts: Date.now()}</span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> )</span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> }}</span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> <br /></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> {{ $formatNumber(19, {style: 'currency', currency: 'EUR'}) }}</span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </p></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"></template></span><br></span></code></pre><div class="buttonGroup_hHaa"><button type="button" aria-label="Copy code to clipboard" title="Copy" class="clean-btn"><span class="copyButtonIcons_Mz60" aria-hidden="true"><svg viewBox="0 0 24 24" class="copyButtonIcon_xJJ6"><path fill="currentColor" d="M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z"></path></svg><svg viewBox="0 0 24 24" class="copyButtonSuccessIcon_R6l_"><path fill="currentColor" d="M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z"></path></svg></span></button></div></div></div><p>Output</p><div class="language-html codeBlockContainer_i1HZ theme-code-block" style="--prism-color:#bfc7d5;--prism-background-color:#292d3e"><div class="codeBlockContent_AQe6"><pre tabindex="0" class="prism-code language-html codeBlock_W1Bq thin-scrollbar" style="color:#bfc7d5;background-color:#292d3e"><code class="codeBlockLines_LEVP"><span class="token-line" style="color:#bfc7d5"><span class="token tag punctuation" style="color:rgb(199, 146, 234)"><</span><span class="token tag" style="color:rgb(255, 85, 114)">p</span><span class="token tag punctuation" style="color:rgb(199, 146, 234)">></span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> Aujourd'hui, nous sommes le 23/07/2020</span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token tag punctuation" style="color:rgb(199, 146, 234)"><</span><span class="token tag" style="color:rgb(255, 85, 114)">br</span><span class="token tag" style="color:rgb(255, 85, 114)"> </span><span class="token tag punctuation" style="color:rgb(199, 146, 234)">/></span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> 19,00 €</span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"></span><span class="token tag punctuation" style="color:rgb(199, 146, 234)"></</span><span class="token tag" style="color:rgb(255, 85, 114)">p</span><span class="token tag punctuation" style="color:rgb(199, 146, 234)">></span><br></span></code></pre><div class="buttonGroup_hHaa"><button type="button" aria-label="Copy code to clipboard" title="Copy" class="clean-btn"><span class="copyButtonIcons_Mz60" aria-hidden="true"><svg viewBox="0 0 24 24" class="copyButtonIcon_xJJ6"><path fill="currentColor" d="M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z"></path></svg><svg viewBox="0 0 24 24" class="copyButtonSuccessIcon_R6l_"><path fill="currentColor" d="M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z"></path></svg></span></button></div></div></div></div></div></div>
<h2 class="anchor anchorWithStickyNavbar_JLaW" id="adding-our-babel-plugintypescript-transformer-for-compilation">Adding our babel-plugin/TypeScript Transformer for compilation<a href="#adding-our-babel-plugintypescript-transformer-for-compilation" class="hash-link" aria-label="Direct link to Adding our babel-plugin/TypeScript Transformer for compilation" title="Direct link to Adding our babel-plugin/TypeScript Transformer for compilation"></a></h2>
<p>Our tooling supports <code>babel</code>, <code>ts-loader</code>, <code>ts-jest</code>, <code>rollup-plugin-typescript2</code> & <code>ts-patch</code> for message compilation:</p>
<h3 class="anchor anchorWithStickyNavbar_JLaW" id="babel">Babel<a href="#babel" class="hash-link" aria-label="Direct link to Babel" title="Direct link to Babel"></a></h3>
<p>If you're using <code>babel</code>, add <code>babel-plugin-formatjs</code> to your dependencies:</p>
<div class="tabs-container tabList_IVgM"><ul role="tablist" aria-orientation="horizontal" class="tabs"><li role="tab" tabindex="0" aria-selected="true" class="tabs__item tabItem_sCGy tabs__item--active">npm</li><li role="tab" tabindex="-1" aria-selected="false" class="tabs__item tabItem_sCGy">yarn</li></ul><div class="margin-top--md"><div role="tabpanel" class="tabItem_qlEf"><div class="language-sh codeBlockContainer_i1HZ theme-code-block" style="--prism-color:#bfc7d5;--prism-background-color:#292d3e"><div class="codeBlockContent_AQe6"><pre tabindex="0" class="prism-code language-sh codeBlock_W1Bq thin-scrollbar" style="color:#bfc7d5;background-color:#292d3e"><code class="codeBlockLines_LEVP"><span class="token-line" style="color:#bfc7d5"><span class="token plain">npm i -D babel-plugin-formatjs</span><br></span></code></pre><div class="buttonGroup_hHaa"><button type="button" aria-label="Copy code to clipboard" title="Copy" class="clean-btn"><span class="copyButtonIcons_Mz60" aria-hidden="true"><svg viewBox="0 0 24 24" class="copyButtonIcon_xJJ6"><path fill="currentColor" d="M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z"></path></svg><svg viewBox="0 0 24 24" class="copyButtonSuccessIcon_R6l_"><path fill="currentColor" d="M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z"></path></svg></span></button></div></div></div></div><div role="tabpanel" class="tabItem_qlEf" hidden=""><div class="language-sh codeBlockContainer_i1HZ theme-code-block" style="--prism-color:#bfc7d5;--prism-background-color:#292d3e"><div class="codeBlockContent_AQe6"><pre tabindex="0" class="prism-code language-sh codeBlock_W1Bq thin-scrollbar" style="color:#bfc7d5;background-color:#292d3e"><code class="codeBlockLines_LEVP"><span class="token-line" style="color:#bfc7d5"><span class="token plain">yarn add -D babel-plugin-formatjs</span><br></span></code></pre><div class="buttonGroup_hHaa"><button type="button" aria-label="Copy code to clipboard" title="Copy" class="clean-btn"><span class="copyButtonIcons_Mz60" aria-hidden="true"><svg viewBox="0 0 24 24" class="copyButtonIcon_xJJ6"><path fill="currentColor" d="M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z"></path></svg><svg viewBox="0 0 24 24" class="copyButtonSuccessIcon_R6l_"><path fill="currentColor" d="M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z"></path></svg></span></button></div></div></div></div></div></div>
<p>and add it to your <code>babel.config.js</code> or <code>.babelrc</code>:</p>
<div class="language-json codeBlockContainer_i1HZ theme-code-block" style="--prism-color:#bfc7d5;--prism-background-color:#292d3e"><div class="codeBlockContent_AQe6"><pre tabindex="0" class="prism-code language-json codeBlock_W1Bq thin-scrollbar" style="color:#bfc7d5;background-color:#292d3e"><code class="codeBlockLines_LEVP"><span class="token-line" style="color:#bfc7d5"><span class="token punctuation" style="color:rgb(199, 146, 234)">{</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token property">"plugins"</span><span class="token operator" style="color:rgb(137, 221, 255)">:</span><span class="token plain"> </span><span class="token punctuation" style="color:rgb(199, 146, 234)">[</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token punctuation" style="color:rgb(199, 146, 234)">[</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token string" style="color:rgb(195, 232, 141)">"formatjs"</span><span class="token punctuation" style="color:rgb(199, 146, 234)">,</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token punctuation" style="color:rgb(199, 146, 234)">{</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token property">"idInterpolationPattern"</span><span class="token operator" style="color:rgb(137, 221, 255)">:</span><span class="token plain"> </span><span class="token string" style="color:rgb(195, 232, 141)">"[sha512:contenthash:base64:6]"</span><span class="token punctuation" style="color:rgb(199, 146, 234)">,</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token property">"ast"</span><span class="token operator" style="color:rgb(137, 221, 255)">:</span><span class="token plain"> </span><span class="token boolean" style="color:rgb(255, 88, 116)">true</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token punctuation" style="color:rgb(199, 146, 234)">}</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token punctuation" style="color:rgb(199, 146, 234)">]</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token punctuation" style="color:rgb(199, 146, 234)">]</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"></span><span class="token punctuation" style="color:rgb(199, 146, 234)">}</span><br></span></code></pre><div class="buttonGroup_hHaa"><button type="button" aria-label="Copy code to clipboard" title="Copy" class="clean-btn"><span class="copyButtonIcons_Mz60" aria-hidden="true"><svg viewBox="0 0 24 24" class="copyButtonIcon_xJJ6"><path fill="currentColor" d="M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z"></path></svg><svg viewBox="0 0 24 24" class="copyButtonSuccessIcon_R6l_"><path fill="currentColor" d="M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z"></path></svg></span></button></div></div></div>
<h3 class="anchor anchorWithStickyNavbar_JLaW" id="ts-loader"><code>ts-loader</code><a href="#ts-loader" class="hash-link" aria-label="Direct link to ts-loader" title="Direct link to ts-loader"></a></h3>
<div class="tabs-container tabList_IVgM"><ul role="tablist" aria-orientation="horizontal" class="tabs"><li role="tab" tabindex="0" aria-selected="true" class="tabs__item tabItem_sCGy tabs__item--active">npm</li><li role="tab" tabindex="-1" aria-selected="false" class="tabs__item tabItem_sCGy">yarn</li></ul><div class="margin-top--md"><div role="tabpanel" class="tabItem_qlEf"><div class="language-sh codeBlockContainer_i1HZ theme-code-block" style="--prism-color:#bfc7d5;--prism-background-color:#292d3e"><div class="codeBlockContent_AQe6"><pre tabindex="0" class="prism-code language-sh codeBlock_W1Bq thin-scrollbar" style="color:#bfc7d5;background-color:#292d3e"><code class="codeBlockLines_LEVP"><span class="token-line" style="color:#bfc7d5"><span class="token plain">npm i -D @formatjs/ts-transformer</span><br></span></code></pre><div class="buttonGroup_hHaa"><button type="button" aria-label="Copy code to clipboard" title="Copy" class="clean-btn"><span class="copyButtonIcons_Mz60" aria-hidden="true"><svg viewBox="0 0 24 24" class="copyButtonIcon_xJJ6"><path fill="currentColor" d="M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z"></path></svg><svg viewBox="0 0 24 24" class="copyButtonSuccessIcon_R6l_"><path fill="currentColor" d="M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z"></path></svg></span></button></div></div></div></div><div role="tabpanel" class="tabItem_qlEf" hidden=""><div class="language-sh codeBlockContainer_i1HZ theme-code-block" style="--prism-color:#bfc7d5;--prism-background-color:#292d3e"><div class="codeBlockContent_AQe6"><pre tabindex="0" class="prism-code language-sh codeBlock_W1Bq thin-scrollbar" style="color:#bfc7d5;background-color:#292d3e"><code class="codeBlockLines_LEVP"><span class="token-line" style="color:#bfc7d5"><span class="token plain">yarn add -D @formatjs/ts-transformer</span><br></span></code></pre><div class="buttonGroup_hHaa"><button type="button" aria-label="Copy code to clipboard" title="Copy" class="clean-btn"><span class="copyButtonIcons_Mz60" aria-hidden="true"><svg viewBox="0 0 24 24" class="copyButtonIcon_xJJ6"><path fill="currentColor" d="M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z"></path></svg><svg viewBox="0 0 24 24" class="copyButtonSuccessIcon_R6l_"><path fill="currentColor" d="M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z"></path></svg></span></button></div></div></div></div></div></div>
<div class="language-tsx codeBlockContainer_i1HZ theme-code-block" style="--prism-color:#bfc7d5;--prism-background-color:#292d3e"><div class="codeBlockContent_AQe6"><pre tabindex="0" class="prism-code language-tsx codeBlock_W1Bq thin-scrollbar" style="color:#bfc7d5;background-color:#292d3e"><code class="codeBlockLines_LEVP"><span class="token-line" style="color:#bfc7d5"><span class="token keyword" style="font-style:italic">import</span><span class="token plain"> </span><span class="token imports punctuation" style="color:rgb(199, 146, 234)">{</span><span class="token imports">transform</span><span class="token imports punctuation" style="color:rgb(199, 146, 234)">}</span><span class="token plain"> </span><span class="token keyword" style="font-style:italic">from</span><span class="token plain"> </span><span class="token string" style="color:rgb(195, 232, 141)">'@formatjs/ts-transformer'</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain" style="display:inline-block"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain">module</span><span class="token punctuation" style="color:rgb(199, 146, 234)">.</span><span class="token property-access">exports</span><span class="token plain"> </span><span class="token operator" style="color:rgb(137, 221, 255)">=</span><span class="token plain"> </span><span class="token punctuation" style="color:rgb(199, 146, 234)">{</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token spread operator" style="color:rgb(137, 221, 255)">...</span><span class="token plain">otherConfigs</span><span class="token punctuation" style="color:rgb(199, 146, 234)">,</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> module</span><span class="token operator" style="color:rgb(137, 221, 255)">:</span><span class="token plain"> </span><span class="token punctuation" style="color:rgb(199, 146, 234)">{</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> rules</span><span class="token operator" style="color:rgb(137, 221, 255)">:</span><span class="token plain"> </span><span class="token punctuation" style="color:rgb(199, 146, 234)">[</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token punctuation" style="color:rgb(199, 146, 234)">{</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> test</span><span class="token operator" style="color:rgb(137, 221, 255)">:</span><span class="token plain"> </span><span class="token regex regex-delimiter">/</span><span class="token regex regex-source language-regex special-escape escape">\.</span><span class="token regex regex-source language-regex">tsx</span><span class="token regex regex-source language-regex quantifier number" style="color:rgb(247, 140, 108)">?</span><span class="token regex regex-source language-regex anchor function" style="color:rgb(130, 170, 255)">$</span><span class="token regex regex-delimiter">/</span><span class="token punctuation" style="color:rgb(199, 146, 234)">,</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> use</span><span class="token operator" style="color:rgb(137, 221, 255)">:</span><span class="token plain"> </span><span class="token punctuation" style="color:rgb(199, 146, 234)">[</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token punctuation" style="color:rgb(199, 146, 234)">{</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> loader</span><span class="token operator" style="color:rgb(137, 221, 255)">:</span><span class="token plain"> </span><span class="token string" style="color:rgb(195, 232, 141)">'ts-loader'</span><span class="token punctuation" style="color:rgb(199, 146, 234)">,</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> options</span><span class="token operator" style="color:rgb(137, 221, 255)">:</span><span class="token plain"> </span><span class="token punctuation" style="color:rgb(199, 146, 234)">{</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token function" style="color:rgb(130, 170, 255)">getCustomTransformers</span><span class="token punctuation" style="color:rgb(199, 146, 234)">(</span><span class="token punctuation" style="color:rgb(199, 146, 234)">)</span><span class="token plain"> </span><span class="token punctuation" style="color:rgb(199, 146, 234)">{</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token keyword" style="font-style:italic">return</span><span class="token plain"> </span><span class="token punctuation" style="color:rgb(199, 146, 234)">{</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> before</span><span class="token operator" style="color:rgb(137, 221, 255)">:</span><span class="token plain"> </span><span class="token punctuation" style="color:rgb(199, 146, 234)">[</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token function" style="color:rgb(130, 170, 255)">transform</span><span class="token punctuation" style="color:rgb(199, 146, 234)">(</span><span class="token punctuation" style="color:rgb(199, 146, 234)">{</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> overrideIdFn</span><span class="token operator" style="color:rgb(137, 221, 255)">:</span><span class="token plain"> </span><span class="token string" style="color:rgb(195, 232, 141)">'[sha512:contenthash:base64:6]'</span><span class="token punctuation" style="color:rgb(199, 146, 234)">,</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token punctuation" style="color:rgb(199, 146, 234)">}</span><span class="token punctuation" style="color:rgb(199, 146, 234)">)</span><span class="token punctuation" style="color:rgb(199, 146, 234)">,</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token punctuation" style="color:rgb(199, 146, 234)">]</span><span class="token punctuation" style="color:rgb(199, 146, 234)">,</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token punctuation" style="color:rgb(199, 146, 234)">}</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token punctuation" style="color:rgb(199, 146, 234)">}</span><span class="token punctuation" style="color:rgb(199, 146, 234)">,</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token punctuation" style="color:rgb(199, 146, 234)">}</span><span class="token punctuation" style="color:rgb(199, 146, 234)">,</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token punctuation" style="color:rgb(199, 146, 234)">}</span><span class="token punctuation" style="color:rgb(199, 146, 234)">,</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token punctuation" style="color:rgb(199, 146, 234)">]</span><span class="token punctuation" style="color:rgb(199, 146, 234)">,</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token punctuation" style="color:rgb(199, 146, 234)">}</span><span class="token punctuation" style="color:rgb(199, 146, 234)">,</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token punctuation" style="color:rgb(199, 146, 234)">]</span><span class="token punctuation" style="color:rgb(199, 146, 234)">,</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token punctuation" style="color:rgb(199, 146, 234)">}</span><span class="token punctuation" style="color:rgb(199, 146, 234)">,</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"></span><span class="token punctuation" style="color:rgb(199, 146, 234)">}</span><br></span></code></pre><div class="buttonGroup_hHaa"><button type="button" aria-label="Copy code to clipboard" title="Copy" class="clean-btn"><span class="copyButtonIcons_Mz60" aria-hidden="true"><svg viewBox="0 0 24 24" class="copyButtonIcon_xJJ6"><path fill="currentColor" d="M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z"></path></svg><svg viewBox="0 0 24 24" class="copyButtonSuccessIcon_R6l_"><path fill="currentColor" d="M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z"></path></svg></span></button></div></div></div>
<h3 class="anchor anchorWithStickyNavbar_JLaW" id="ts-jest-in-jestconfigjs"><code>ts-jest</code> in <code>jest.config.js</code><a href="#ts-jest-in-jestconfigjs" class="hash-link" aria-label="Direct link to ts-jest-in-jestconfigjs" title="Direct link to ts-jest-in-jestconfigjs"></a></h3>
<div class="tabs-container tabList_IVgM"><ul role="tablist" aria-orientation="horizontal" class="tabs"><li role="tab" tabindex="0" aria-selected="true" class="tabs__item tabItem_sCGy tabs__item--active">npm</li><li role="tab" tabindex="-1" aria-selected="false" class="tabs__item tabItem_sCGy">yarn</li></ul><div class="margin-top--md"><div role="tabpanel" class="tabItem_qlEf"><div class="language-sh codeBlockContainer_i1HZ theme-code-block" style="--prism-color:#bfc7d5;--prism-background-color:#292d3e"><div class="codeBlockContent_AQe6"><pre tabindex="0" class="prism-code language-sh codeBlock_W1Bq thin-scrollbar" style="color:#bfc7d5;background-color:#292d3e"><code class="codeBlockLines_LEVP"><span class="token-line" style="color:#bfc7d5"><span class="token plain">npm i -D @formatjs/ts-transformer</span><br></span></code></pre><div class="buttonGroup_hHaa"><button type="button" aria-label="Copy code to clipboard" title="Copy" class="clean-btn"><span class="copyButtonIcons_Mz60" aria-hidden="true"><svg viewBox="0 0 24 24" class="copyButtonIcon_xJJ6"><path fill="currentColor" d="M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z"></path></svg><svg viewBox="0 0 24 24" class="copyButtonSuccessIcon_R6l_"><path fill="currentColor" d="M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z"></path></svg></span></button></div></div></div></div><div role="tabpanel" class="tabItem_qlEf" hidden=""><div class="language-sh codeBlockContainer_i1HZ theme-code-block" style="--prism-color:#bfc7d5;--prism-background-color:#292d3e"><div class="codeBlockContent_AQe6"><pre tabindex="0" class="prism-code language-sh codeBlock_W1Bq thin-scrollbar" style="color:#bfc7d5;background-color:#292d3e"><code class="codeBlockLines_LEVP"><span class="token-line" style="color:#bfc7d5"><span class="token plain">yarn add -D @formatjs/ts-transformer</span><br></span></code></pre><div class="buttonGroup_hHaa"><button type="button" aria-label="Copy code to clipboard" title="Copy" class="clean-btn"><span class="copyButtonIcons_Mz60" aria-hidden="true"><svg viewBox="0 0 24 24" class="copyButtonIcon_xJJ6"><path fill="currentColor" d="M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z"></path></svg><svg viewBox="0 0 24 24" class="copyButtonSuccessIcon_R6l_"><path fill="currentColor" d="M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z"></path></svg></span></button></div></div></div></div></div></div>
<p>Take a look at <a href="https://kulshekhar.github.io/ts-jest/docs/getting-started/options/astTransformers" target="_blank" rel="noopener noreferrer"><code>ts-jest</code> guide</a> on how to incorporate custom AST Transformers.</p>
<h3 class="anchor anchorWithStickyNavbar_JLaW" id="ts-patch"><code>ts-patch</code><a href="#ts-patch" class="hash-link" aria-label="Direct link to ts-patch" title="Direct link to ts-patch"></a></h3>
<div class="tabs-container tabList_IVgM"><ul role="tablist" aria-orientation="horizontal" class="tabs"><li role="tab" tabindex="0" aria-selected="true" class="tabs__item tabItem_sCGy tabs__item--active">npm</li><li role="tab" tabindex="-1" aria-selected="false" class="tabs__item tabItem_sCGy">yarn</li></ul><div class="margin-top--md"><div role="tabpanel" class="tabItem_qlEf"><div class="language-sh codeBlockContainer_i1HZ theme-code-block" style="--prism-color:#bfc7d5;--prism-background-color:#292d3e"><div class="codeBlockContent_AQe6"><pre tabindex="0" class="prism-code language-sh codeBlock_W1Bq thin-scrollbar" style="color:#bfc7d5;background-color:#292d3e"><code class="codeBlockLines_LEVP"><span class="token-line" style="color:#bfc7d5"><span class="token plain">npm i -D @formatjs/ts-transformer</span><br></span></code></pre><div class="buttonGroup_hHaa"><button type="button" aria-label="Copy code to clipboard" title="Copy" class="clean-btn"><span class="copyButtonIcons_Mz60" aria-hidden="true"><svg viewBox="0 0 24 24" class="copyButtonIcon_xJJ6"><path fill="currentColor" d="M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z"></path></svg><svg viewBox="0 0 24 24" class="copyButtonSuccessIcon_R6l_"><path fill="currentColor" d="M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z"></path></svg></span></button></div></div></div></div><div role="tabpanel" class="tabItem_qlEf" hidden=""><div class="language-sh codeBlockContainer_i1HZ theme-code-block" style="--prism-color:#bfc7d5;--prism-background-color:#292d3e"><div class="codeBlockContent_AQe6"><pre tabindex="0" class="prism-code language-sh codeBlock_W1Bq thin-scrollbar" style="color:#bfc7d5;background-color:#292d3e"><code class="codeBlockLines_LEVP"><span class="token-line" style="color:#bfc7d5"><span class="token plain">yarn add -D @formatjs/ts-transformer</span><br></span></code></pre><div class="buttonGroup_hHaa"><button type="button" aria-label="Copy code to clipboard" title="Copy" class="clean-btn"><span class="copyButtonIcons_Mz60" aria-hidden="true"><svg viewBox="0 0 24 24" class="copyButtonIcon_xJJ6"><path fill="currentColor" d="M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z"></path></svg><svg viewBox="0 0 24 24" class="copyButtonSuccessIcon_R6l_"><path fill="currentColor" d="M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z"></path></svg></span></button></div></div></div></div></div></div>
<div class="language-json codeBlockContainer_i1HZ theme-code-block" style="--prism-color:#bfc7d5;--prism-background-color:#292d3e"><div class="codeBlockContent_AQe6"><pre tabindex="0" class="prism-code language-json codeBlock_W1Bq thin-scrollbar" style="color:#bfc7d5;background-color:#292d3e"><code class="codeBlockLines_LEVP"><span class="token-line" style="color:#bfc7d5"><span class="token punctuation" style="color:rgb(199, 146, 234)">{</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token property">"compilerOptions"</span><span class="token operator" style="color:rgb(137, 221, 255)">:</span><span class="token plain"> </span><span class="token punctuation" style="color:rgb(199, 146, 234)">{</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token property">"plugins"</span><span class="token operator" style="color:rgb(137, 221, 255)">:</span><span class="token plain"> </span><span class="token punctuation" style="color:rgb(199, 146, 234)">[</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token punctuation" style="color:rgb(199, 146, 234)">{</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token property">"transform"</span><span class="token operator" style="color:rgb(137, 221, 255)">:</span><span class="token plain"> </span><span class="token string" style="color:rgb(195, 232, 141)">"@formatjs/ts-transformer"</span><span class="token punctuation" style="color:rgb(199, 146, 234)">,</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token property">"import"</span><span class="token operator" style="color:rgb(137, 221, 255)">:</span><span class="token plain"> </span><span class="token string" style="color:rgb(195, 232, 141)">"transform"</span><span class="token punctuation" style="color:rgb(199, 146, 234)">,</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token property">"type"</span><span class="token operator" style="color:rgb(137, 221, 255)">:</span><span class="token plain"> </span><span class="token string" style="color:rgb(195, 232, 141)">"config"</span><span class="token punctuation" style="color:rgb(199, 146, 234)">,</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token property">"overrideIdFn"</span><span class="token operator" style="color:rgb(137, 221, 255)">:</span><span class="token plain"> </span><span class="token string" style="color:rgb(195, 232, 141)">"[sha512:contenthash:base64:6]"</span><span class="token punctuation" style="color:rgb(199, 146, 234)">,</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token property">"ast"</span><span class="token operator" style="color:rgb(137, 221, 255)">:</span><span class="token plain"> </span><span class="token boolean" style="color:rgb(255, 88, 116)">true</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token punctuation" style="color:rgb(199, 146, 234)">}</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token punctuation" style="color:rgb(199, 146, 234)">]</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token punctuation" style="color:rgb(199, 146, 234)">}</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"></span><span class="token punctuation" style="color:rgb(199, 146, 234)">}</span><br></span></code></pre><div class="buttonGroup_hHaa"><button type="button" aria-label="Copy code to clipboard" title="Copy" class="clean-btn"><span class="copyButtonIcons_Mz60" aria-hidden="true"><svg viewBox="0 0 24 24" class="copyButtonIcon_xJJ6"><path fill="currentColor" d="M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z"></path></svg><svg viewBox="0 0 24 24" class="copyButtonSuccessIcon_R6l_"><path fill="currentColor" d="M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z"></path></svg></span></button></div></div></div>
<h3 class="anchor anchorWithStickyNavbar_JLaW" id="rollup-plugin-typescript2"><code>rollup-plugin-typescript2</code><a href="#rollup-plugin-typescript2" class="hash-link" aria-label="Direct link to rollup-plugin-typescript2" title="Direct link to rollup-plugin-typescript2"></a></h3>
<div class="tabs-container tabList_IVgM"><ul role="tablist" aria-orientation="horizontal" class="tabs"><li role="tab" tabindex="0" aria-selected="true" class="tabs__item tabItem_sCGy tabs__item--active">npm</li><li role="tab" tabindex="-1" aria-selected="false" class="tabs__item tabItem_sCGy">yarn</li></ul><div class="margin-top--md"><div role="tabpanel" class="tabItem_qlEf"><div class="language-sh codeBlockContainer_i1HZ theme-code-block" style="--prism-color:#bfc7d5;--prism-background-color:#292d3e"><div class="codeBlockContent_AQe6"><pre tabindex="0" class="prism-code language-sh codeBlock_W1Bq thin-scrollbar" style="color:#bfc7d5;background-color:#292d3e"><code class="codeBlockLines_LEVP"><span class="token-line" style="color:#bfc7d5"><span class="token plain">npm i -D @formatjs/ts-transformer</span><br></span></code></pre><div class="buttonGroup_hHaa"><button type="button" aria-label="Copy code to clipboard" title="Copy" class="clean-btn"><span class="copyButtonIcons_Mz60" aria-hidden="true"><svg viewBox="0 0 24 24" class="copyButtonIcon_xJJ6"><path fill="currentColor" d="M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z"></path></svg><svg viewBox="0 0 24 24" class="copyButtonSuccessIcon_R6l_"><path fill="currentColor" d="M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z"></path></svg></span></button></div></div></div></div><div role="tabpanel" class="tabItem_qlEf" hidden=""><div class="language-sh codeBlockContainer_i1HZ theme-code-block" style="--prism-color:#bfc7d5;--prism-background-color:#292d3e"><div class="codeBlockContent_AQe6"><pre tabindex="0" class="prism-code language-sh codeBlock_W1Bq thin-scrollbar" style="color:#bfc7d5;background-color:#292d3e"><code class="codeBlockLines_LEVP"><span class="token-line" style="color:#bfc7d5"><span class="token plain">yarn add -D @formatjs/ts-transformer</span><br></span></code></pre><div class="buttonGroup_hHaa"><button type="button" aria-label="Copy code to clipboard" title="Copy" class="clean-btn"><span class="copyButtonIcons_Mz60" aria-hidden="true"><svg viewBox="0 0 24 24" class="copyButtonIcon_xJJ6"><path fill="currentColor" d="M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z"></path></svg><svg viewBox="0 0 24 24" class="copyButtonSuccessIcon_R6l_"><path fill="currentColor" d="M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z"></path></svg></span></button></div></div></div></div></div></div>
<div class="language-ts codeBlockContainer_i1HZ theme-code-block" style="--prism-color:#bfc7d5;--prism-background-color:#292d3e"><div class="codeBlockContent_AQe6"><pre tabindex="0" class="prism-code language-ts codeBlock_W1Bq thin-scrollbar" style="color:#bfc7d5;background-color:#292d3e"><code class="codeBlockLines_LEVP"><span class="token-line" style="color:#bfc7d5"><span class="token comment" style="color:rgb(105, 112, 152);font-style:italic">// rollup.config.js</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"></span><span class="token keyword" style="font-style:italic">import</span><span class="token plain"> typescript </span><span class="token keyword" style="font-style:italic">from</span><span class="token plain"> </span><span class="token string" style="color:rgb(195, 232, 141)">'rollup-plugin-typescript2'</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"></span><span class="token keyword" style="font-style:italic">import</span><span class="token plain"> </span><span class="token punctuation" style="color:rgb(199, 146, 234)">{</span><span class="token plain">transform</span><span class="token punctuation" style="color:rgb(199, 146, 234)">}</span><span class="token plain"> </span><span class="token keyword" style="font-style:italic">from</span><span class="token plain"> </span><span class="token string" style="color:rgb(195, 232, 141)">'@formatjs/ts-transformer'</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain" style="display:inline-block"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"></span><span class="token keyword" style="font-style:italic">export</span><span class="token plain"> </span><span class="token keyword" style="font-style:italic">default</span><span class="token plain"> </span><span class="token punctuation" style="color:rgb(199, 146, 234)">{</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> input</span><span class="token operator" style="color:rgb(137, 221, 255)">:</span><span class="token plain"> </span><span class="token string" style="color:rgb(195, 232, 141)">'./main.ts'</span><span class="token punctuation" style="color:rgb(199, 146, 234)">,</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain" style="display:inline-block"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> plugins</span><span class="token operator" style="color:rgb(137, 221, 255)">:</span><span class="token plain"> </span><span class="token punctuation" style="color:rgb(199, 146, 234)">[</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token function" style="color:rgb(130, 170, 255)">typescript</span><span class="token punctuation" style="color:rgb(199, 146, 234)">(</span><span class="token punctuation" style="color:rgb(199, 146, 234)">{</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token function-variable function" style="color:rgb(130, 170, 255)">transformers</span><span class="token operator" style="color:rgb(137, 221, 255)">:</span><span class="token plain"> </span><span class="token punctuation" style="color:rgb(199, 146, 234)">(</span><span class="token punctuation" style="color:rgb(199, 146, 234)">)</span><span class="token plain"> </span><span class="token operator" style="color:rgb(137, 221, 255)">=></span><span class="token plain"> </span><span class="token punctuation" style="color:rgb(199, 146, 234)">(</span><span class="token punctuation" style="color:rgb(199, 146, 234)">{</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> before</span><span class="token operator" style="color:rgb(137, 221, 255)">:</span><span class="token plain"> </span><span class="token punctuation" style="color:rgb(199, 146, 234)">[</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token function" style="color:rgb(130, 170, 255)">transform</span><span class="token punctuation" style="color:rgb(199, 146, 234)">(</span><span class="token punctuation" style="color:rgb(199, 146, 234)">{</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> overrideIdFn</span><span class="token operator" style="color:rgb(137, 221, 255)">:</span><span class="token plain"> </span><span class="token string" style="color:rgb(195, 232, 141)">'[sha512:contenthash:base64:6]'</span><span class="token punctuation" style="color:rgb(199, 146, 234)">,</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> ast</span><span class="token operator" style="color:rgb(137, 221, 255)">:</span><span class="token plain"> </span><span class="token boolean" style="color:rgb(255, 88, 116)">true</span><span class="token punctuation" style="color:rgb(199, 146, 234)">,</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token punctuation" style="color:rgb(199, 146, 234)">}</span><span class="token punctuation" style="color:rgb(199, 146, 234)">)</span><span class="token punctuation" style="color:rgb(199, 146, 234)">,</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token punctuation" style="color:rgb(199, 146, 234)">]</span><span class="token punctuation" style="color:rgb(199, 146, 234)">,</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token punctuation" style="color:rgb(199, 146, 234)">}</span><span class="token punctuation" style="color:rgb(199, 146, 234)">)</span><span class="token punctuation" style="color:rgb(199, 146, 234)">,</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token punctuation" style="color:rgb(199, 146, 234)">}</span><span class="token punctuation" style="color:rgb(199, 146, 234)">)</span><span class="token punctuation" style="color:rgb(199, 146, 234)">,</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"> </span><span class="token punctuation" style="color:rgb(199, 146, 234)">]</span><span class="token punctuation" style="color:rgb(199, 146, 234)">,</span><span class="token plain"></span><br></span><span class="token-line" style="color:#bfc7d5"><span class="token plain"></span><span class="token punctuation" style="color:rgb(199, 146, 234)">}</span><br></span></code></pre><div class="buttonGroup_hHaa"><button type="button" aria-label="Copy code to clipboard" title="Copy" class="clean-btn"><span class="copyButtonIcons_Mz60" aria-hidden="true"><svg viewBox="0 0 24 24" class="copyButtonIcon_xJJ6"><path fill="currentColor" d="M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z"></path></svg><svg viewBox="0 0 24 24" class="copyButtonSuccessIcon_R6l_"><path fill="currentColor" d="M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z"></path></svg></span></button></div></div></div></div><footer class="theme-doc-footer docusaurus-mt-lg"><div class="row margin-top--sm 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