refactor(@angular/cli): remove duplicate npmrc logic

packages/angular/cli/src/commands/update/schematic/index.ts

@@ -10,9 +10,8 @@ import { logging, tags } from '@angular-devkit/core';
 import { Rule, SchematicContext, SchematicsException, Tree } from '@angular-devkit/schematics';
 import * as npa from 'npm-package-arg';
 import * as semver from 'semver';
-import { getNpmPackageJson } from './npm';
-import { NpmRepositoryPackageJson } from './npm-package-json';
-import { Dependency, JsonSchemaForNpmPackageJsonFiles } from './package-json';
+import { Dependency, JsonSchemaForNpmPackageJsonFiles } from '../../../../utilities/package-json';
+import { NpmRepositoryPackageJson, getNpmPackageJson } from '../../../../utilities/package-metadata';
 import { Schema as UpdateSchema } from './schema';
 
 type VersionRange = string & { __VERSION_RANGE: void };
@@ -818,7 +817,7 @@ export default function (options: UpdateSchema): Rule {
     const allPackageMetadata = await Promise.all(
       Array.from(npmDeps.keys()).map((depName) =>
         getNpmPackageJson(depName, logger, {
-          registryUrl: options.registry,
+          registry: options.registry,
           usingYarn,
           verbose: options.verbose,
         }),

packages/angular/cli/src/commands/update/schematic/npm-package-json.ts

@@ -1,28 +0,0 @@
-/**
- * @license
- * Copyright Google LLC All Rights Reserved.
- *
- * Use of this source code is governed by an MIT-style license that can be
- * found in the LICENSE file at https://angular.io/license
- */
-
-import { JsonSchemaForNpmPackageJsonFiles } from './package-json';
-
-export interface NpmRepositoryPackageJson {
-  name: string;
-  requestedName: string;
-  description: string;
-
-  'dist-tags': {
-    [name: string]: string;
-  };
-  versions: {
-    [version: string]: JsonSchemaForNpmPackageJsonFiles;
-  };
-  time: {
-    modified: string;
-    created: string;
-
-    [version: string]: string;
-  };
-}

packages/angular/cli/src/commands/update/schematic/npm.ts

@@ -1,166 +0,0 @@
-/**
- * @license
- * Copyright Google LLC All Rights Reserved.
- *
- * Use of this source code is governed by an MIT-style license that can be
- * found in the LICENSE file at https://angular.io/license
- */
-
-import { logging } from '@angular-devkit/core';
-import { existsSync, readFileSync } from 'fs';
-import { homedir } from 'os';
-import * as path from 'path';
-import { NpmRepositoryPackageJson } from './npm-package-json';
-
-const lockfile = require('@yarnpkg/lockfile');
-const ini = require('ini');
-const pacote = require('pacote');
-
-type PackageManagerOptions = Record<string, unknown>;
-
-const npmPackageJsonCache = new Map<string, Promise<Partial<NpmRepositoryPackageJson>>>();
-let npmrc: PackageManagerOptions;
-
-function readOptions(
-  logger: logging.LoggerApi,
-  yarn = false,
-  showPotentials = false,
-): PackageManagerOptions {
-  const cwd = process.cwd();
-  const baseFilename = yarn ? 'yarnrc' : 'npmrc';
-  const dotFilename = '.' + baseFilename;
-
-  let globalPrefix: string;
-  if (process.env.PREFIX) {
-    globalPrefix = process.env.PREFIX;
-  } else {
-    globalPrefix = path.dirname(process.execPath);
-    if (process.platform !== 'win32') {
-      globalPrefix = path.dirname(globalPrefix);
-    }
-  }
-
-  const defaultConfigLocations = [
-    path.join(globalPrefix, 'etc', baseFilename),
-    path.join(homedir(), dotFilename),
-  ];
-
-  const projectConfigLocations: string[] = [path.join(cwd, dotFilename)];
-  const root = path.parse(cwd).root;
-  for (let curDir = path.dirname(cwd); curDir && curDir !== root; curDir = path.dirname(curDir)) {
-    projectConfigLocations.unshift(path.join(curDir, dotFilename));
-  }
-
-  if (showPotentials) {
-    logger.info(`Locating potential ${baseFilename} files:`);
-  }
-
-  const options: PackageManagerOptions = {};
-  for (const location of [...defaultConfigLocations, ...projectConfigLocations]) {
-    if (existsSync(location)) {
-      if (showPotentials) {
-        logger.info(`Trying '${location}'...found.`);
-      }
-
-      const data = readFileSync(location, 'utf8');
-      // Normalize RC options that are needed by 'npm-registry-fetch'.
-      // See: https://github.com/npm/npm-registry-fetch/blob/ebddbe78a5f67118c1f7af2e02c8a22bcaf9e850/index.js#L99-L126
-      const rcConfig: PackageManagerOptions = yarn ? lockfile.parse(data) : ini.parse(data);
-      for (const [key, value] of Object.entries(rcConfig)) {
-        switch (key) {
-          case 'noproxy':
-          case 'no-proxy':
-            options['noProxy'] = value;
-            break;
-          case 'maxsockets':
-            options['maxSockets'] = value;
-            break;
-          case 'https-proxy':
-          case 'proxy':
-            options['proxy'] = value;
-            break;
-          case 'strict-ssl':
-            options['strictSSL'] = value;
-            break;
-          case 'local-address':
-            options['localAddress'] = value;
-            break;
-          case 'cafile':
-            if (typeof value === 'string') {
-              const cafile = path.resolve(path.dirname(location), value);
-              try {
-                options['ca'] = readFileSync(cafile, 'utf8').replace(/\r?\n/g, '\n');
-              } catch {}
-            }
-            break;
-          default:
-            options[key] = value;
-            break;
-        }
-      }
-    } else if (showPotentials) {
-      logger.info(`Trying '${location}'...not found.`);
-    }
-  }
-
-  // Substitute any environment variable references
-  for (const key in options) {
-    const value = options[key];
-    if (typeof value === 'string') {
-      options[key] = value.replace(/\$\{([^\}]+)\}/, (_, name) => process.env[name] || '');
-    }
-  }
-
-  return options;
-}
-
-/**
- * Get the NPM repository's package.json for a package. This is p
- * @param {string} packageName The package name to fetch.
- * @param {string} registryUrl The NPM Registry URL to use.
- * @param {LoggerApi} logger A logger instance to log debug information.
- * @returns An observable that will put the pacakge.json content.
- * @private
- */
-export function getNpmPackageJson(
-  packageName: string,
-  logger: logging.LoggerApi,
-  options?: {
-    registryUrl?: string;
-    usingYarn?: boolean;
-    verbose?: boolean;
-  },
-): Promise<Partial<NpmRepositoryPackageJson>> {
-  const cachedResponse = npmPackageJsonCache.get(packageName);
-  if (cachedResponse) {
-    return cachedResponse;
-  }
-
-  if (!npmrc) {
-    try {
-      npmrc = readOptions(logger, false, options && options.verbose);
-    } catch {}
-
-    if (options && options.usingYarn) {
-      try {
-        npmrc = { ...npmrc, ...readOptions(logger, true, options && options.verbose) };
-      } catch {}
-    }
-  }
-
-  const resultPromise: Promise<NpmRepositoryPackageJson> = pacote.packument(packageName, {
-    fullMetadata: true,
-    ...npmrc,
-    ...(options && options.registryUrl ? { registry: options.registryUrl } : {}),
-  });
-
-  // TODO: find some way to test this
-  const response = resultPromise.catch((err) => {
-    logger.warn(err.message || err);
-
-    return { requestedName: packageName };
-  });
-  npmPackageJsonCache.set(packageName, response);
-
-  return response;
-}

packages/angular/cli/utilities/package-metadata.ts

@@ -10,13 +10,31 @@ import { logging } from '@angular-devkit/core';
 import { existsSync, readFileSync } from 'fs';
 import { homedir } from 'os';
 import * as path from 'path';
+import { JsonSchemaForNpmPackageJsonFiles } from './package-json';
 
 const lockfile = require('@yarnpkg/lockfile');
 const ini = require('ini');
 const pacote = require('pacote');
 
-export interface PackageDependencies {
-  [dependency: string]: string;
+const npmPackageJsonCache = new Map<string, Promise<Partial<NpmRepositoryPackageJson>>>();
+
+export interface NpmRepositoryPackageJson {
+  name: string;
+  requestedName: string;
+  description: string;
+
+  'dist-tags': {
+    [name: string]: string;
+  };
+  versions: {
+    [version: string]: JsonSchemaForNpmPackageJsonFiles;
+  };
+  time: {
+    modified: string;
+    created: string;
+
+    [version: string]: string;
+  };
 }
 
 export type NgAddSaveDepedency = 'dependencies' | 'devDependencies' | boolean;
@@ -37,17 +55,16 @@ export interface PackageManifest {
   license?: string;
   private?: boolean;
   deprecated?: boolean;
-
-  dependencies: PackageDependencies;
-  devDependencies: PackageDependencies;
-  peerDependencies: PackageDependencies;
-  optionalDependencies: PackageDependencies;
+  dependencies: Record<string, string>;
+  devDependencies: Record<string, string>;
+  peerDependencies: Record<string, string>;
+  optionalDependencies: Record<string, string>;
   'ng-add'?: {
     save?: NgAddSaveDepedency;
   };
   'ng-update'?: {
     migrations: string;
-    packageGroup: { [name: string]: string };
+    packageGroup: Record<string, string>;
   };
 }
 
@@ -58,7 +75,9 @@ export interface PackageMetadata {
   'dist-tags'?: unknown;
 }
 
-type PackageManagerOptions = Record<string, unknown>;
+interface PackageManagerOptions extends Record<string, unknown> {
+  forceAuth?: Record<string, unknown>;
+}
 
 let npmrc: PackageManagerOptions;
 
@@ -122,47 +141,44 @@ function readOptions(
       // See: https://github.com/npm/npm-registry-fetch/blob/ebddbe78a5f67118c1f7af2e02c8a22bcaf9e850/index.js#L99-L126
       const rcConfig: PackageManagerOptions = yarn ? lockfile.parse(data) : ini.parse(data);
       for (const [key, value] of Object.entries(rcConfig)) {
+        let substitutedValue = value;
+
+        // Substitute any environment variable references.
+        if (typeof value === 'string') {
+          substitutedValue = value.replace(/\$\{([^\}]+)\}/, (_, name) => process.env[name] || '');
+        }
+
         switch (key) {
           case 'noproxy':
           case 'no-proxy':
-            options['noProxy'] = value;
+            options['noProxy'] = substitutedValue;
             break;
           case 'maxsockets':
-            options['maxSockets'] = value;
+            options['maxSockets'] = substitutedValue;
             break;
           case 'https-proxy':
           case 'proxy':
-            options['proxy'] = value;
+            options['proxy'] = substitutedValue;
             break;
           case 'strict-ssl':
-            options['strictSSL'] = value;
+            options['strictSSL'] = substitutedValue;
             break;
           case 'local-address':
-            options['localAddress'] = value;
+            options['localAddress'] = substitutedValue;
             break;
           case 'cafile':
-            if (typeof value === 'string') {
-              const cafile = path.resolve(path.dirname(location), value);
+            if (typeof substitutedValue === 'string') {
+              const cafile = path.resolve(path.dirname(location), substitutedValue);
               try {
                 options['ca'] = readFileSync(cafile, 'utf8').replace(/\r?\n/g, '\n');
               } catch {}
             }
             break;
           default:
-            options[key] = value;
+            options[key] = substitutedValue;
             break;
         }
       }
-    } else if (showPotentials) {
-      logger.info(`Trying '${location}'...not found.`);
-    }
-  }
-
-  // Substitute any environment variable references
-  for (const key in options) {
-    const value = options[key];
-    if (typeof value === 'string') {
-      options[key] = value.replace(/\$\{([^\}]+)\}/, (_, name) => process.env[name] || '');
     }
   }
 
@@ -238,18 +254,13 @@ export async function fetchPackageMetadata(
 export async function fetchPackageManifest(
   name: string,
   logger: logging.LoggerApi,
-  options?: {
+  options: {
     registry?: string;
     usingYarn?: boolean;
     verbose?: boolean;
-  },
+  } = {},
 ): Promise<PackageManifest> {
-  const { usingYarn, verbose, registry } = {
-    registry: undefined,
-    usingYarn: false,
-    verbose: false,
-    ...options,
-  };
+  const { usingYarn = false, verbose = false, registry } = options;
 
   ensureNpmrc(logger, usingYarn, verbose);
 
@@ -261,3 +272,49 @@ export async function fetchPackageManifest(
 
   return normalizeManifest(response);
 }
+
+export function getNpmPackageJson(
+  packageName: string,
+  logger: logging.LoggerApi,
+  options: {
+    registry?: string;
+    usingYarn?: boolean;
+    verbose?: boolean;
+  } = {},
+): Promise<Partial<NpmRepositoryPackageJson>> {
+  const cachedResponse = npmPackageJsonCache.get(packageName);
+  if (cachedResponse) {
+    return cachedResponse;
+  }
+
+  const { usingYarn = false, verbose = false, registry } = options;
+
+  if (!npmrc) {
+    try {
+      npmrc = readOptions(logger, false, verbose);
+    } catch {}
+
+    if (usingYarn) {
+      try {
+        npmrc = { ...npmrc, ...readOptions(logger, true, verbose) };
+      } catch {}
+    }
+  }
+
+  const resultPromise: Promise<NpmRepositoryPackageJson> = pacote.packument(packageName, {
+    fullMetadata: true,
+    ...npmrc,
+    ...(registry ? { registry } : {}),
+  });
+
+  // TODO: find some way to test this
+  const response = resultPromise.catch((err) => {
+    logger.warn(err.message || err);
+
+    return { requestedName: packageName };
+  });
+
+  npmPackageJsonCache.set(packageName, response);
+
+  return response;
+}