react-native-macos/Libraries/LogBox/UI/LogBoxMessage.js

91 строка
2.2 KiB
JavaScript

/**
* Copyright (c) Meta Platforms, Inc. and affiliates.
*
* This source code is licensed under the MIT license found in the
* LICENSE file in the root directory of this source tree.
*
* @flow strict-local
* @format
*/
import * as React from 'react';
import Text from '../../Text/Text';
import type {TextStyleProp} from '../../StyleSheet/StyleSheet';
import type {Message} from '../Data/parseLogBoxLog';
type Props = {
message: Message,
style: TextStyleProp,
plaintext?: ?boolean,
maxLength?: ?number,
...
};
const cleanContent = (content: string) =>
content.replace(/^(TransformError |Warning: (Warning: )?|Error: )/g, '');
function LogBoxMessage(props: Props): React.Node {
const {content, substitutions}: Message = props.message;
if (props.plaintext === true) {
return <Text>{cleanContent(content)}</Text>;
}
const maxLength = props.maxLength != null ? props.maxLength : Infinity;
const substitutionStyle: TextStyleProp = props.style;
const elements = [];
let length = 0;
const createUnderLength = (
key: string | $TEMPORARY$string<'-1'>,
message: string,
style: void | TextStyleProp,
) => {
let cleanMessage = cleanContent(message);
if (props.maxLength != null) {
cleanMessage = cleanMessage.slice(0, props.maxLength - length);
}
if (length < maxLength) {
elements.push(
<Text key={key} style={style}>
{cleanMessage}
</Text>,
);
}
length += cleanMessage.length;
};
const lastOffset = substitutions.reduce((prevOffset, substitution, index) => {
const key = String(index);
if (substitution.offset > prevOffset) {
const prevPart = content.substr(
prevOffset,
substitution.offset - prevOffset,
);
createUnderLength(key, prevPart);
}
const substititionPart = content.substr(
substitution.offset,
substitution.length,
);
createUnderLength(key + '.5', substititionPart, substitutionStyle);
return substitution.offset + substitution.length;
}, 0);
if (lastOffset < content.length) {
const lastPart = content.substr(lastOffset);
createUnderLength('-1', lastPart);
}
return <>{elements}</>;
}
export default LogBoxMessage;