tshy/dist/esm/valid-imports.js

TypeScript HYbridizer - Hybrid (CommonJS/ESM) TypeScript node package builder

import fail from './fail.js';
import validExternalExport from './valid-external-export.js';
// validate the package.imports field
export default (pkg) => {
    const { imports } = pkg;
    if (imports === undefined)
        return true;
    if (Array.isArray(imports) || typeof imports !== 'object') {
        fail('invalid imports object, must be Record<string, Import>, ' +
            `got: ${JSON.stringify(imports)}`);
        return process.exit(1);
    }
    for (const [i, v] of Object.entries(imports)) {
        if (!i.startsWith('#') || i === '#' || i.startsWith('#/')) {
            fail('invalid imports module specifier: ' + i);
            return process.exit(1);
        }
        if (typeof v === 'string')
            continue;
        if (!validExternalExport(v)) {
            fail(`unbuilt package.imports ${i} must not be in ./src, ` +
                'and imports in ./src must be string values. got: ' +
                JSON.stringify(v));
            return process.exit(1);
        }
    }
    return true;
};
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