@dbml/connector/dist/utils/credential-loader.js

This package was created to fetch the schema JSON from many kind of databases.

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.loadCredentialFromFile = loadCredentialFromFile;
exports.parseBigQueryCredential = parseBigQueryCredential;
const promises_1 = require("fs/promises");
async function loadCredentialFromFile(filename) {
    try {
        const data = await (0, promises_1.readFile)(filename, { encoding: 'utf8' });
        return data;
    }
    catch (error) {
        if (error.name === 'TypeError' || error.name === 'Error') {
            throw new Error(`Load credential error: ${error.message}`);
        }
        throw error;
    }
}
function parseBigQueryCredential(credentialString) {
    try {
        const credentialJson = JSON.parse(credentialString);
        const { project_id: projectId, client_email: clientEmail, private_key: privateKey, datasets, } = credentialJson;
        if (typeof projectId !== 'string' || !projectId || !projectId.trim()) {
            throw new Error('project_id must be a non-empty string');
        }
        if (typeof clientEmail !== 'string' || !clientEmail || !clientEmail.trim()) {
            throw new Error('client_email must be a non-empty string');
        }
        if (typeof privateKey !== 'string' || !privateKey || !privateKey.trim()) {
            throw new Error('private_key must be a non-empty string');
        }
        if (typeof clientEmail !== 'string' || !clientEmail || !clientEmail.trim()) {
            throw new Error('client_email must be a non-empty string');
        }
        // valid datasets: ['dataset_1', 'dataset_2']
        const parsedDatasets = !Array.isArray(datasets)
            ? []
            : datasets.filter((dataset) => typeof dataset === 'string');
        return {
            projectId,
            credentials: {
                clientEmail,
                privateKey,
            },
            datasets: parsedDatasets,
        };
    }
    catch (error) {
        if (error instanceof SyntaxError) {
            throw new Error('Credentials must be in JSON format');
        }
        throw error;
    }
}