59 lines
1.5 KiB
JavaScript
59 lines
1.5 KiB
JavaScript
/**
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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-local
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* @format
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*/
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'use strict';
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import type {ImageStyleProp, TextStyleProp} from '../StyleSheet';
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const StyleSheet = require('../StyleSheet');
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const imageStyle = {tintColor: 'rgb(0, 0, 0)'};
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const textStyle = {color: 'rgb(0, 0, 0)'};
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module.exports = {
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testGoodCompose() {
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(StyleSheet.compose(imageStyle, imageStyle): ImageStyleProp);
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(StyleSheet.compose(textStyle, textStyle): TextStyleProp);
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(StyleSheet.compose(null, null): TextStyleProp);
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(StyleSheet.compose(textStyle, null): TextStyleProp);
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(StyleSheet.compose(
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textStyle,
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Math.random() < 0.5 ? textStyle : null,
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): TextStyleProp);
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(StyleSheet.compose([textStyle], null): TextStyleProp);
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(StyleSheet.compose([textStyle], null): TextStyleProp);
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(StyleSheet.compose([textStyle], [textStyle]): TextStyleProp);
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},
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testBadCompose() {
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// $FlowExpectedError - Incompatible type.
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(StyleSheet.compose(textStyle, textStyle): ImageStyleProp);
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// $FlowExpectedError - Incompatible type.
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(StyleSheet.compose(
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// $FlowExpectedError - Incompatible type.
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[textStyle],
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null,
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): ImageStyleProp);
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// $FlowExpectedError - Incompatible type.
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(StyleSheet.compose(
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Math.random() < 0.5 ? textStyle : null,
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null,
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): ImageStyleProp);
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},
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};
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