/
create-package-json.ts
192 lines (178 loc) · 6.07 KB
/
create-package-json.ts
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import { readJsonFile } from './fileutils';
import { sortObjectByKeys } from './object-sort';
import { ProjectGraph } from '../config/project-graph';
import { PackageJson } from './package-json';
import { existsSync } from 'fs';
import { workspaceRoot } from './workspace-root';
/**
* Creates a package.json in the output directory for support to install dependencies within containers.
*
* If a package.json exists in the project, it will reuse that.
* If isProduction flag is set, it wil remove devDependencies and optional peerDependencies
*/
export function createPackageJson(
projectName: string,
graph: ProjectGraph,
options: {
root?: string;
isProduction?: boolean;
} = {}
): PackageJson {
const npmDeps = findAllNpmDeps(projectName, graph);
// default package.json if one does not exist
let packageJson: PackageJson = {
name: projectName,
version: '0.0.1',
};
if (existsSync(`${graph.nodes[projectName].data.root}/package.json`)) {
try {
packageJson = readJsonFile(
`${graph.nodes[projectName].data.root}/package.json`
);
} catch (e) {}
}
const rootPackageJson = readJsonFile(
`${options.root || workspaceRoot}/package.json`
);
Object.entries(npmDeps.dependencies).forEach(([packageName, version]) => {
if (
rootPackageJson.devDependencies?.[packageName] &&
!packageJson.dependencies?.[packageName] &&
!packageJson.peerDependencies?.[packageName]
) {
// don't store dev dependencies for production
if (!options.isProduction) {
packageJson.devDependencies ??= {};
packageJson.devDependencies[packageName] = version;
}
} else {
if (!packageJson.peerDependencies?.[packageName]) {
packageJson.dependencies ??= {};
packageJson.dependencies[packageName] = version;
}
}
});
Object.entries(npmDeps.peerDependencies).forEach(([packageName, version]) => {
if (!packageJson.peerDependencies?.[packageName]) {
if (rootPackageJson.dependencies?.[packageName]) {
packageJson.dependencies ??= {};
packageJson.dependencies[packageName] = version;
return;
}
const isOptionalPeer =
npmDeps.peerDependenciesMeta[packageName]?.optional;
if (!isOptionalPeer) {
packageJson.peerDependencies ??= {};
packageJson.peerDependencies[packageName] = version;
} else if (!options.isProduction) {
// add peer optional dependencies if not in production
packageJson.peerDependencies ??= {};
packageJson.peerDependencies[packageName] = version;
packageJson.peerDependenciesMeta ??= {};
packageJson.peerDependenciesMeta[packageName] = {
optional: true,
};
}
}
});
packageJson.devDependencies &&= sortObjectByKeys(packageJson.devDependencies);
packageJson.dependencies &&= sortObjectByKeys(packageJson.dependencies);
packageJson.peerDependencies &&= sortObjectByKeys(
packageJson.peerDependencies
);
packageJson.peerDependenciesMeta &&= sortObjectByKeys(
packageJson.peerDependenciesMeta
);
return packageJson;
}
function findAllNpmDeps(
projectName: string,
graph: ProjectGraph,
list: {
dependencies: Record<string, string>;
peerDependencies: Record<string, string>;
peerDependenciesMeta: Record<string, { optional: boolean }>;
} = { dependencies: {}, peerDependencies: {}, peerDependenciesMeta: {} },
seen = new Set<string>()
) {
const node = graph.externalNodes[projectName];
if (seen.has(projectName)) {
// if it's in peerDependencies, move it to regular dependencies
// since this is a direct dependency of the project
if (node && list.peerDependencies[node.data.packageName]) {
list.dependencies[node.data.packageName] = node.data.version;
delete list.peerDependencies[node.data.packageName];
}
return list;
}
seen.add(projectName);
if (node) {
list.dependencies[node.data.packageName] = node.data.version;
recursivelyCollectPeerDependencies(node.name, graph, list, seen);
} else {
// we are not interested in the dependencies of external projects
graph.dependencies[projectName]?.forEach((dep) => {
if (dep.type === 'static' || dep.type === 'dynamic') {
findAllNpmDeps(dep.target, graph, list, seen);
}
});
}
return list;
}
function recursivelyCollectPeerDependencies(
projectName: string,
graph: ProjectGraph,
list: {
dependencies: Record<string, string>;
peerDependencies: Record<string, string>;
peerDependenciesMeta: Record<string, { optional: boolean }>;
},
seen = new Set<string>()
) {
const npmPackage = graph.externalNodes[projectName];
if (!npmPackage) {
return list;
}
const packageName = npmPackage.data.packageName;
try {
const packageJson = require(`${packageName}/package.json`);
if (!packageJson.peerDependencies) {
return list;
}
Object.keys(packageJson.peerDependencies)
.map((dependencyName) => `npm:${dependencyName}`)
.map((dependency) => graph.externalNodes[dependency])
.filter(Boolean)
.forEach((node) => {
if (!seen.has(node.name)) {
seen.add(node.name);
list.peerDependencies[node.data.packageName] = node.data.version;
if (
packageJson.peerDependenciesMeta &&
packageJson.peerDependenciesMeta[node.data.packageName] &&
packageJson.peerDependenciesMeta[node.data.packageName].optional
) {
list.peerDependenciesMeta[node.data.packageName] = {
optional: true,
};
}
recursivelyCollectPeerDependencies(node.name, graph, list, seen);
}
});
return list;
} catch (e) {
return list;
}
}
function filterOptionalPeerDependencies(
packageJson: PackageJson
): Record<string, string> {
let peerDependencies;
Object.keys(packageJson.peerDependencies).forEach((key) => {
if (!packageJson.peerDependenciesMeta?.[key]?.optional) {
peerDependencies = peerDependencies || {};
peerDependencies[key] = packageJson.peerDependencies[key];
}
});
return peerDependencies;
}