@netlify/config/lib/default.js

Netlify config module

import { addBuildSettings } from './api/build_settings.js';
import { logDefaultConfig } from './log/main.js';
// Retrieve default configuration file. It has less priority, and it also does
// not get normalized, merged with contexts, etc.
export const parseDefaultConfig = function ({ defaultConfig, base, baseRelDir, siteInfo, logs, debug }) {
    const defaultConfigB = addDefaultConfigBase(defaultConfig, base);
    const { defaultConfig: defaultConfigC, baseRelDir: baseRelDirA = DEFAULT_BASE_REL_DIR } = addBuildSettings({
        defaultConfig: defaultConfigB,
        baseRelDir,
        siteInfo,
    });
    logDefaultConfig(defaultConfigC, { logs, debug, baseRelDir: baseRelDirA });
    return { defaultConfig: defaultConfigC, baseRelDir: baseRelDirA };
};
// When the `base` was overridden, add it to `defaultConfig` so it behaves
// as if it had been specified in the UI settings
const addDefaultConfigBase = function (defaultConfig, base) {
    if (base === undefined) {
        return defaultConfig;
    }
    const { build = {} } = defaultConfig;
    return { ...defaultConfig, build: { ...build, base } };
};
// `baseRelDir` should default to `true` only if the option was not passed, and
// it could be retrieved from the `siteInfo`, which is why the default value
// is assigned later than other properties.
const DEFAULT_BASE_REL_DIR = true;