react-native-builder-bob/lib/src/utils/loadConfig.js

CLI to build JavaScript files for React Native libraries

import { createRequire } from 'node:module';
import { join } from 'node:path';
import pack from '../../package.json' with { type: 'json' };
const require = createRequire(import.meta.url);
const searchPlaces = [
    'bob.config.mjs',
    'bob.config.cjs',
    'bob.config.js',
    'package.json',
];
export const loadConfig = (root) => {
    for (const filename of searchPlaces) {
        const result = requireConfig(root, filename);
        if (filename === 'package.json' && result != null) {
            if (result.content[pack.name] != null) {
                return {
                    filepath: result.filepath,
                    config: result.content[pack.name],
                };
            }
        }
        if (result != null) {
            const content = result.content;
            if (content?.__esModule) {
                return {
                    filepath: result.filepath,
                    config: content.default,
                };
            }
            return {
                filepath: result.filepath,
                config: content,
            };
        }
    }
    return undefined;
};
const requireConfig = (root, filename) => {
    const filepath = join(root, filename);
    try {
        const content = require(filepath);
        return {
            filepath,
            content,
        };
    }
    catch (e) {
        if (typeof e === 'object' &&
            e != null &&
            'code' in e &&
            e.code === 'MODULE_NOT_FOUND') {
            // We expect that some of the config files won't exist
            // So we just return undefined in that case
            return undefined;
        }
        throw e;
    }
};
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