react-diff-view/src/utils/diff/util.ts

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

import {Side} from '../../interface';

export function first<T>(array: T[]) {
    return array[0];
}

export function last<T>(array: T[]) {
    return array[array.length - 1];
}

export function sideToProperty(side: Side) {
    return [`${side}Start`, `${side}Lines`] as const;
}