Function addDependencies

src/schematics/common.ts:30–67

(
  host: Tree,
  deps: Record<string, { dev?: boolean, version: string }>,
  context: SchematicContext
)

}

export const addDependencies = (
  host: Tree,
  deps: Record<string, { dev?: boolean, version: string }>,
  context: SchematicContext
) => {
  const packageJson =
    host.exists('package.json') && safeReadJSON('package.json', host);

  if (packageJson === undefined) {
    throw new SchematicsException('Could not locate package.json');
  }

  packageJson.devDependencies ??= {};
  packageJson.dependencies ??= {};

  Object.keys(deps).forEach(depName => {
    const dep = deps[depName];
    const existingDeps = dep.dev ? packageJson.devDependencies : packageJson.dependencies;
    const existingVersion = existingDeps[depName];
    if (existingVersion) {
      try {
        if (!semverIntersects(existingVersion, dep.version)) {
          context.logger.warn(`⚠️ The ${depName} devDependency specified in your package.json (${existingVersion}) does not fulfill AngularFire's dependency (${dep.version})`);
          // TODO offer to fix
        }
      } catch (e) {
        if (existingVersion !== dep.version) {
          context.logger.warn(`⚠️ The ${depName} devDependency specified in your package.json (${existingVersion}) does not fulfill AngularFire's dependency (${dep.version})`);
          // TODO offer to fix
        }
      }
    } else {
      existingDeps[depName] = dep.version;
    }
  });

  overwriteIfExists(host, 'package.json', stringifyFormatted(packageJson));
};