57 lines
1.6 KiB
JavaScript
57 lines
1.6 KiB
JavaScript
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/**
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* Copyright (c) Meta Platforms, Inc. and affiliates.
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*
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* This source code is licensed under the MIT license found in the
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* LICENSE file in the root directory of this source tree.
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*
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* @flow strict
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* @format
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*/
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'use strict';
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const deepFreezeAndThrowOnMutationInDev = require('./Utilities/deepFreezeAndThrowOnMutationInDev');
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/**
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* A collection of Unicode sequences for various characters and emoji.
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*
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* - More explicit than using the sequences directly in code.
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* - Source code should be limited to ASCII.
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* - Less chance of typos.
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*/
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const UTFSequence: {|
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BOM: string,
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BULLET: string,
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BULLET_SP: string,
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MDASH: string,
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MDASH_SP: string,
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MIDDOT: string,
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MIDDOT_KATAKANA: string,
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MIDDOT_SP: string,
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NBSP: string,
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NDASH: string,
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NDASH_SP: string,
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NEWLINE: string,
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PIZZA: string,
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TRIANGLE_LEFT: string,
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TRIANGLE_RIGHT: string,
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|} = deepFreezeAndThrowOnMutationInDev({
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BOM: '\ufeff', // byte order mark
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BULLET: '\u2022', // bullet: •
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BULLET_SP: '\u00A0\u2022\u00A0', // •
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MIDDOT: '\u00B7', // normal middle dot: ·
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MIDDOT_SP: '\u00A0\u00B7\u00A0', // ·
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MIDDOT_KATAKANA: '\u30FB', // katakana middle dot
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MDASH: '\u2014', // em dash: —
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MDASH_SP: '\u00A0\u2014\u00A0', // —
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NDASH: '\u2013', // en dash: –
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NDASH_SP: '\u00A0\u2013\u00A0', // –
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NEWLINE: '\u000A',
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NBSP: '\u00A0', // non-breaking space:
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PIZZA: '\uD83C\uDF55',
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TRIANGLE_LEFT: '\u25c0', // black left-pointing triangle
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TRIANGLE_RIGHT: '\u25b6', // black right-pointing triangle
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});
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export default UTFSequence;
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