fix: Disable updating peer dependencies when updatePeerDependencies is false.

__snapshots__/package-json.js

@@ -1,3 +1,59 @@
+exports['PackageJson updateContent does not update peer dependencies by default 1'] = `
+{
+\t"name": "yargs-parser",
+\t"version": "14.0.0",
+\t"description": "the mighty option parser used by yargs",
+\t"main": "index.js",
+\t"scripts": {
+\t\t"test": "nyc mocha test/*.js",
+\t\t"posttest": "standard",
+\t\t"coverage": "nyc report --reporter=text-lcov | coveralls",
+\t\t"release": "standard-version"
+\t},
+\t"repository": {
+\t\t"url": "git@github.com:yargs/yargs-parser.git"
+\t},
+\t"keywords": [
+\t\t"argument",
+\t\t"parser",
+\t\t"yargs",
+\t\t"command",
+\t\t"cli",
+\t\t"parsing",
+\t\t"option",
+\t\t"args",
+\t\t"argument"
+\t],
+\t"author": "Ben Coe <ben@npmjs.com>",
+\t"license": "ISC",
+\t"devDependencies": {
+\t\t"chai": "^4.2.1",
+\t\t"coveralls": "^3.0.2",
+\t\t"mocha": "^5.2.0",
+\t\t"nyc": "^13.0.1",
+\t\t"standard": "^12.0.1"
+\t},
+\t"dependencies": {
+\t\t"camelcase": "^6.0.0",
+\t\t"decamelize": "^1.2.0"
+\t},
+\t"optionalDependencies": {
+\t\t"foo": "~0.1.0"
+\t},
+\t"peerDependencies": {
+\t\t"bar": ">= 1.0.0"
+\t},
+\t"files": [
+\t\t"lib",
+\t\t"index.js"
+\t],
+\t"engine": {
+\t\t"node": ">=6"
+\t}
+}
+
+`
+
 exports['PackageJson updateContent updates dependency versions 1'] = `
 {
 \t"name": "yargs-parser",

src/plugins/node-workspace.ts

@@ -191,6 +191,7 @@ export class NodeWorkspace extends WorkspacePlugin<Package> {
     const updater = new PackageJson({
       version: newVersion,
       versionsMap: updatedVersions,
+      updatePeerDependencies: this.updatePeerDependencies,
     });
     const dependencyNotes = getChangelogDepsNotes(
       pkg,

src/updaters/node/package-json.ts

@@ -15,7 +15,7 @@
 import {jsonStringify} from '../../util/json-stringify';
 import {logger as defaultLogger, Logger} from '../../util/logger';
 import {Version, VersionsMap} from '../../version';
-import {DefaultUpdater} from '../default';
+import {DefaultUpdater, UpdateOptions} from '../default';
 
 export type PackageJsonDescriptor = {
   name?: string;
@@ -28,10 +28,20 @@ export type PackageJsonDescriptor = {
   optionalDependencies?: Record<string, string>;
 };
 
+export interface PackageJsonOptions extends UpdateOptions {
+  updatePeerDependencies?: boolean;
+}
+
 /**
  * This updates a Node.js package.json file's main version.
  */
 export class PackageJson extends DefaultUpdater {
+  private updatePeerDependencies = false;
+
+  constructor(options: PackageJsonOptions) {
+    super(options);
+    this.updatePeerDependencies = options.updatePeerDependencies || false;
+  }
   /**
    * Given initial file contents, return updated contents.
    * @param {string} content The initial content
@@ -52,7 +62,7 @@ export class PackageJson extends DefaultUpdater {
       if (parsed.devDependencies) {
         updateDependencies(parsed.devDependencies, this.versionsMap);
       }
-      if (parsed.peerDependencies) {
+      if (parsed.peerDependencies && this.updatePeerDependencies) {
         updateDependencies(parsed.peerDependencies, this.versionsMap);
       }
       if (parsed.optionalDependencies) {

test/updaters/package-json.ts

@@ -36,6 +36,25 @@ describe('PackageJson', () => {
     });
 
     it('updates dependency versions', async () => {
+      const oldContent = readFileSync(
+        resolve(fixturesPath, './package-with-dependencies.json'),
+        'utf8'
+      );
+      const versionsMap: VersionsMap = new Map();
+      versionsMap.set('camelcase', Version.parse('6.0.0'));
+      versionsMap.set('chai', Version.parse('4.2.1'));
+      versionsMap.set('foo', Version.parse('0.1.0'));
+      versionsMap.set('bar', Version.parse('2.3.4'));
+      const packageJson = new PackageJson({
+        version: Version.parse('14.0.0'),
+        versionsMap,
+        updatePeerDependencies: true,
+      });
+      const newContent = packageJson.updateContent(oldContent);
+      snapshot(newContent.replace(/\r\n/g, '\n'));
+    });
+
+    it('does not update peer dependencies by default', async () => {
       const oldContent = readFileSync(
         resolve(fixturesPath, './package-with-dependencies.json'),
         'utf8'