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<h1>
<a href="../../../index.html">All files</a> / <a href="index.html">src/containers/I18NProvider</a> I18NProvider.js
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<span class="cline-any cline-neutral"> </span></td><td class="text"><pre class="prettyprint lang-js"><span class="cstat-no" title="statement not covered" >import React, { Component } from 'react';</span>
<span class="cstat-no" title="statement not covered" >import PropTypes from 'prop-types';</span>
<span class="cstat-no" title="statement not covered" >import { connect } from 'react-redux';</span>
<span class="cstat-no" title="statement not covered" >import { IntlProvider } from 'react-intl';</span>
<span class="cstat-no" title="statement not covered" >import hash from './hash';</span>
class I18NProvider extends Component {
static propTypes = {
locale: PropTypes.string.isRequired,
messages: PropTypes.object.isRequired,
children: PropTypes.element.isRequired,
};
static generateProviderKey(locale, messages) {
const key<span class="cstat-no" title="statement not covered" > = `${locale}${JSON.stringify(messages[locale])}`;</span>
<span class="cstat-no" title="statement not covered" > return hash(key);</span>
}
// eslint-disable-next-line class-methods-use-this
shouldComponentUpdate(props) {
const { locale, messages } = <span class="cstat-no" title="statement not covered" >props;</span>
<span class="cstat-no" title="statement not covered" > return typeof messages[locale] !== 'undefined';</span>
}
render() <span class="cstat-no" title="statement not covered" >{</span>
const { locale, messages, children } = <span class="cstat-no" title="statement not covered" >this.props;</span>
// Create a hash depending of the current locale and messages object.
// This will enforce the re-render of the provider children when or the locale or only the messages change.
const key = <span class="cstat-no" title="statement not covered" >I18NProvider.generateProviderKey(locale, messages);</span>
<span class="cstat-no" title="statement not covered" > return (</span>
<IntlProvider key={key} locale={locale} messages={messages[locale]}>
{React.Children.only(children)}
</IntlProvider>
);
}
}
const <span class="fstat-no" title="function not covered" >mapStateToProps = <span class="cstat-no" title="statement not covered" >s</span>tate<span class="cstat-no" title="statement not covered" > => ({</span></span>
locale: state.i18n.locale,
messages: state.i18n.messages,
});
const <span class="fstat-no" title="function not covered" >mapDispatchToProps = <span class="cstat-no" title="statement not covered" ><span class="cstat-no" title="statement not covered" >(</span>) => ({});</span></span>
export default connect(
mapStateToProps,
mapDispatchToProps
)(I18NProvider);
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