react-diff-view/esm/tokenize/markWord.js

A git diff component to consume the git unified diff output.

import { flatMap } from 'lodash';
import { leafOf, replace } from './utils';
function markInPaths(word, name, replacement) {
    return (paths) => flatMap(paths, path => {
        const leaf = leafOf(path);
        if (!leaf.value.includes(word)) {
            return [path];
        }
        const segments = leaf.value.split(word);
        return segments.reduce((output, text, i) => {
            if (i !== 0) {
                output.push(replace(path, { type: 'mark', markType: name, value: replacement }));
            }
            if (text) {
                output.push(replace(path, { ...leaf, value: text }));
            }
            return output;
        }, []);
    });
}
export default function markWord(word, name, replacement = word) {
    const mark = markInPaths(word, name, replacement);
    return ([oldLinesOfPaths, newLinesOfPaths]) => [
        oldLinesOfPaths.map(mark),
        newLinesOfPaths.map(mark),
    ];
}
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