@netlify/build/lib/install/local.js

Netlify build module

import { packageDirectory } from 'pkg-dir';
import { logInstallLocalPluginsDeps } from '../log/messages/install.js';
import { installDependencies } from './main.js';
// Install dependencies of local plugins.
// Users must add this plugin to their `netlify.toml` `plugins` to use this
// feature. We don't want to provide it by default because this makes build
// slow and buggy.
export const installLocalPluginsDependencies = async function ({ plugins, pluginsOptions, buildDir, mode, logs }) {
    if (!plugins.some(isLocalInstallOptIn)) {
        return;
    }
    const localPluginsOptions = getLocalPluginsOptions(pluginsOptions);
    if (localPluginsOptions.length === 0) {
        return;
    }
    const localPluginsOptionsA = await removeMainRoot(localPluginsOptions, buildDir);
    if (localPluginsOptionsA.length === 0) {
        return;
    }
    logInstallLocalPluginsDeps(logs, localPluginsOptionsA);
    await Promise.all(localPluginsOptionsA.map(({ packageDir }) => installDependencies({ packageRoot: packageDir, isLocal: mode !== 'buildbot' })));
};
const isLocalInstallOptIn = function (plugin) {
    return plugin.package === LOCAL_INSTALL_PLUGIN_NAME;
};
export const LOCAL_INSTALL_PLUGIN_NAME = '@netlify/plugin-local-install-core';
// Core plugins and non-local plugins already have their dependencies installed
const getLocalPluginsOptions = function (pluginsOptions) {
    return pluginsOptions.filter(isLocalPlugin).filter(isUnique).filter(hasPackageDir);
};
const isLocalPlugin = function ({ loadedFrom }) {
    return loadedFrom === 'local';
};
// Remove duplicates
const isUnique = function ({ packageDir }, index, pluginsOptions) {
    return pluginsOptions.slice(index + 1).every((pluginOption) => pluginOption.packageDir !== packageDir);
};
const hasPackageDir = function ({ packageDir }) {
    return packageDir !== undefined;
};
// We only install dependencies of local plugins that have their own `package.json`
const removeMainRoot = async function (localPluginsOptions, buildDir) {
    const mainPackageDir = await packageDirectory({ cwd: buildDir });
    return localPluginsOptions.filter(({ packageDir }) => packageDir !== mainPackageDir);
};