Compile ICU MessageFormat 1 sources into MessageFormat 2 formatters

This library provides compatibility for using ICU MessageFormat 1 sources with the Unicode MessageFormat 2.0 -based ECMA-402 Intl.MessageFormat proposal.

Usage

npm install @messageformat/icu-messageformat-1
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import { mf1ToMessage } from '@messageformat/icu-messageformat-1';

const locale = 'en-US';
const msg = 'Today is {today, date}';

const mf = mf1ToMessage(msg, locale);

mf.format({ today: new Date('2022-02-02') });
// 'Today is Feb 2, 2022'
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API

import {
  MF1Functions,
  mf1ToMessage,
  mf1ToMessageData,
  mf1Validate
} from '@messageformat/icu-messageformat-1';
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For more information, see the documentation site.