@aws-sdk/node-config-provider/dist-es/fromSharedConfigFiles.js

Load config default values from ini config files and environmental variable

import { CredentialsProviderError } from "@aws-sdk/property-provider";
import { getProfileName, loadSharedConfigFiles } from "@aws-sdk/shared-ini-file-loader";
export const fromSharedConfigFiles = (configSelector, { preferredFile = "config", ...init } = {}) => async () => {
    const profile = getProfileName(init);
    const { configFile, credentialsFile } = await loadSharedConfigFiles(init);
    const profileFromCredentials = credentialsFile[profile] || {};
    const profileFromConfig = configFile[profile] || {};
    const mergedProfile = preferredFile === "config"
        ? { ...profileFromCredentials, ...profileFromConfig }
        : { ...profileFromConfig, ...profileFromCredentials };
    try {
        const configValue = configSelector(mergedProfile);
        if (configValue === undefined) {
            throw new Error();
        }
        return configValue;
    }
    catch (e) {
        throw new CredentialsProviderError(e.message ||
            `Cannot load config for profile ${profile} in SDK configuration files with getter: ${configSelector}`);
    }
};