@graphql-tools/executor/esm/execution/formatList.js

Fork of GraphQL.js' execute function

/**
 * Given [A, B, C] return 'A, B, or C'.
 *
 * @internal
 */
export function orList(items) {
    return formatList('or', items);
}
/**
 * Given [A, B, C] return 'A, B, and C'.
 *
 * @internal
 */
export function andList(items) {
    return formatList('and', items);
}
function formatList(conjunction, items) {
    switch (items.length) {
        case 1:
            return items[0];
        case 2:
            return items[0] + ' ' + conjunction + ' ' + items[1];
    }
    const allButLast = items.slice(0, -1);
    const lastItem = items.at(-1);
    return allButLast.join(', ') + ', ' + conjunction + ' ' + lastItem;
}