mirror of
https://github.com/facebook/react.git
synced 2025-11-01 09:12:30 +00:00
Raphael Amorim
37e4329bc8
* react: convert packages/react * react-reconciler: convert packages/react-reconciler * react-noop-renderer: convert packages/react-noop-renderer * react-dom: convert packages/react-dom/src/shared * react-dom: convert packages/react-dom/src/server
80 lines
2.0 KiB
JavaScript
80 lines
2.0 KiB
JavaScript
/**
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* Copyright (c) 2013-present, Facebook, Inc.
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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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/**
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* CSS properties which accept numbers but are not in units of "px".
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*/
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export const isUnitlessNumber = {
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animationIterationCount: true,
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borderImageOutset: true,
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borderImageSlice: true,
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borderImageWidth: true,
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boxFlex: true,
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boxFlexGroup: true,
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boxOrdinalGroup: true,
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columnCount: true,
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columns: true,
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flex: true,
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flexGrow: true,
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flexPositive: true,
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flexShrink: true,
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flexNegative: true,
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flexOrder: true,
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gridRow: true,
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gridRowEnd: true,
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gridRowSpan: true,
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gridRowStart: true,
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gridColumn: true,
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gridColumnEnd: true,
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gridColumnSpan: true,
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gridColumnStart: true,
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fontWeight: true,
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lineClamp: true,
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lineHeight: true,
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opacity: true,
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order: true,
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orphans: true,
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tabSize: true,
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widows: true,
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zIndex: true,
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zoom: true,
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// SVG-related properties
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fillOpacity: true,
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floodOpacity: true,
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stopOpacity: true,
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strokeDasharray: true,
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strokeDashoffset: true,
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strokeMiterlimit: true,
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strokeOpacity: true,
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strokeWidth: true,
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};
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/**
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* @param {string} prefix vendor-specific prefix, eg: Webkit
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* @param {string} key style name, eg: transitionDuration
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* @return {string} style name prefixed with `prefix`, properly camelCased, eg:
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* WebkitTransitionDuration
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*/
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function prefixKey(prefix, key) {
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return prefix + key.charAt(0).toUpperCase() + key.substring(1);
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}
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/**
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* Support style names that may come passed in prefixed by adding permutations
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* of vendor prefixes.
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*/
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const prefixes = ['Webkit', 'ms', 'Moz', 'O'];
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// Using Object.keys here, or else the vanilla for-in loop makes IE8 go into an
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// infinite loop, because it iterates over the newly added props too.
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Object.keys(isUnitlessNumber).forEach(function(prop) {
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prefixes.forEach(function(prefix) {
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isUnitlessNumber[prefixKey(prefix, prop)] = isUnitlessNumber[prop];
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});
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});
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