@nx/module-federation
Version:
64 lines (63 loc) • 3.19 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.getRemotes = getRemotes;
const devkit_1 = require("@nx/devkit");
const utils_1 = require("../../utils");
const fs_1 = require("fs");
const path_1 = require("path");
function getRemotes(config, projectGraph, pathToManifestFile) {
const collectedRemotes = new Set();
const { remotes, dynamicRemotes } = extractRemoteProjectsFromConfig(config, pathToManifestFile);
remotes.forEach((r) => collectRemoteProjects(r, collectedRemotes, projectGraph));
// With dynamic remotes, the manifest file may contain the names with `_` due to MF limitations on naming
// The project graph might contain these names with `-` rather than `_`. Check for both.
// This can occur after migration of existing remotes past Nx 19.8
let normalizedDynamicRemotes = dynamicRemotes.map((r) => {
if (projectGraph.nodes[r.replace(/_/g, '-')]) {
return r.replace(/_/g, '-');
}
return r;
});
const knownDynamicRemotes = normalizedDynamicRemotes.filter((r) => projectGraph.nodes[r]);
const remotePorts = [...collectedRemotes, ...knownDynamicRemotes].map((r) => projectGraph.nodes[r].data.targets['serve'].options.port);
const staticRemotePort = Math.max(...[...remotePorts]) + 1;
return {
remotes: Array.from(collectedRemotes),
remotePorts,
staticRemotePort,
};
}
function extractRemoteProjectsFromConfig(config, pathToManifestFile) {
const remotes = [];
const dynamicRemotes = [];
if (pathToManifestFile && (0, fs_1.existsSync)(pathToManifestFile)) {
const moduleFederationManifestJson = (0, fs_1.readFileSync)(pathToManifestFile, 'utf-8');
if (moduleFederationManifestJson) {
// This should have shape of
// {
// "remoteName": "remoteLocation",
// }
const parsedManifest = JSON.parse(moduleFederationManifestJson);
if (Object.keys(parsedManifest).every((key) => typeof key === 'string' && typeof parsedManifest[key] === 'string')) {
dynamicRemotes.push(...Object.keys(parsedManifest));
}
}
}
const staticRemotes = config.remotes?.map((r) => (Array.isArray(r) ? r[0] : r)) ?? [];
remotes.push(...staticRemotes);
return { remotes, dynamicRemotes };
}
function collectRemoteProjects(remote, collected, projectGraph) {
const remoteProject = projectGraph.nodes[remote]?.data;
if (!projectGraph.nodes[remote] || collected.has(remote)) {
return;
}
collected.add(remote);
const remoteProjectRoot = remoteProject.root;
let remoteProjectTsConfig = ['tsconfig.app.json', 'tsconfig.json']
.map((p) => (0, path_1.join)(devkit_1.workspaceRoot, remoteProjectRoot, p))
.find((p) => (0, fs_1.existsSync)(p));
const remoteProjectConfig = (0, utils_1.getModuleFederationConfig)(remoteProjectTsConfig, devkit_1.workspaceRoot, remoteProjectRoot);
const { remotes: remoteProjectRemotes } = extractRemoteProjectsFromConfig(remoteProjectConfig);
remoteProjectRemotes.forEach((r) => collectRemoteProjects(r, collected, projectGraph));
}