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65 lines
2.9 KiB
65 lines
2.9 KiB
/*
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* Copyright 2015, Yahoo Inc.
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* Copyrights licensed under the New BSD License.
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* See the accompanying LICENSE file for terms.
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*/
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var __rest = (this && this.__rest) || function (s, e) {
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var t = {};
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for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p) && e.indexOf(p) < 0)
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t[p] = s[p];
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if (s != null && typeof Object.getOwnPropertySymbols === "function")
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for (var i = 0, p = Object.getOwnPropertySymbols(s); i < p.length; i++) {
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if (e.indexOf(p[i]) < 0 && Object.prototype.propertyIsEnumerable.call(s, p[i]))
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t[p[i]] = s[p[i]];
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}
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return t;
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};
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import * as React from 'react';
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import { Context } from './injectIntl';
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import { formatMessage } from '../formatters/message';
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import { invariantIntlContext, DEFAULT_INTL_CONFIG, createFormatters, } from '../utils';
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import * as shallowEquals_ from 'shallow-equal/objects';
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const shallowEquals = shallowEquals_.default || shallowEquals_;
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const defaultFormatMessage = (descriptor, values) => {
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if (process.env.NODE_ENV !== 'production') {
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console.error('[React Intl] Could not find required `intl` object. <IntlProvider> needs to exist in the component ancestry. Using default message as fallback.');
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}
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return formatMessage(Object.assign(Object.assign({}, DEFAULT_INTL_CONFIG), { locale: 'en' }), createFormatters(), descriptor, values);
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};
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class FormattedMessage extends React.Component {
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shouldComponentUpdate(nextProps) {
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const _a = this.props, { values } = _a, otherProps = __rest(_a, ["values"]);
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const { values: nextValues } = nextProps, nextOtherProps = __rest(nextProps, ["values"]);
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return (!shallowEquals(nextValues, values) ||
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!shallowEquals(otherProps, nextOtherProps));
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}
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render() {
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return (React.createElement(Context.Consumer, null, (intl) => {
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if (!this.props.defaultMessage) {
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invariantIntlContext(intl);
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}
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const { formatMessage = defaultFormatMessage, textComponent: Text = React.Fragment, } = intl || {};
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const { id, description, defaultMessage, values, children, tagName: Component = Text, } = this.props;
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const descriptor = { id, description, defaultMessage };
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let nodes = formatMessage(descriptor, values);
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if (!Array.isArray(nodes)) {
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nodes = [nodes];
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}
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if (typeof children === 'function') {
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return children(...nodes);
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}
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if (Component) {
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// Needs to use `createElement()` instead of JSX, otherwise React will
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// warn about a missing `key` prop with rich-text message formatting.
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return React.createElement(Component, null, ...nodes);
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}
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return nodes;
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}));
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}
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}
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FormattedMessage.displayName = 'FormattedMessage';
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FormattedMessage.defaultProps = {
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values: {},
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};
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export default FormattedMessage;
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