react-native/Libraries/StyleSheet/StyleSheetPropType.js

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/**
* Copyright (c) 2015-present, Facebook, Inc.
* All rights reserved.
*
* This source code is licensed under the BSD-style license found in the
* LICENSE file in the root directory of this source tree. An additional grant
* of patent rights can be found in the PATENTS file in the same directory.
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*
* @providesModule StyleSheetPropType
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* @flow
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*/
'use strict';
var createStrictShapeTypeChecker = require('createStrictShapeTypeChecker');
var flattenStyle = require('flattenStyle');
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function StyleSheetPropType(
shape: {[key: string]: ReactPropsCheckType}
): ReactPropsCheckType {
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var shapePropType = createStrictShapeTypeChecker(shape);
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return function(props, propName, componentName, location?) {
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var newProps = props;
if (props[propName]) {
// Just make a dummy prop object with only the flattened style
newProps = {};
newProps[propName] = flattenStyle(props[propName]);
}
return shapePropType(newProps, propName, componentName, location);
};
}
module.exports = StyleSheetPropType;