fix(node): do not update versions of packages installed using a protocol

fixes googleapis#2173

__snapshots__/package-json.js

@@ -54,6 +54,62 @@ exports['PackageJson updateContent does not update peer dependencies by default
 
 `
 
+exports['PackageJson updateContent does not update versions of dependencies that are protocols 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": "^4.2.0",
+\t\t"coveralls": "^3.0.2",
+\t\t"mocha": "^5.2.0",
+\t\t"nyc": "workspace:*",
+\t\t"standard": "link:../standard"
+\t},
+\t"dependencies": {
+\t\t"camelcase": "^5.0.0",
+\t\t"decamelize": "portal:../decamelize"
+\t},
+\t"optionalDependencies": {
+\t\t"foo": "~0.1.0"
+\t},
+\t"peerDependencies": {
+\t\t"bar": "workspace:^"
+\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/updaters/node/package-json.ts

@@ -105,6 +105,7 @@ export function newVersionWithRange(
   }
   return newVersion.toString();
 }
+export const NPM_PROTOCOL_REGEXP = /^[a-z]+:/;
 /**
  * Helper function to update dependency versions for all new versions specified
  * in the updated versions map. Note that this mutates the existing input.
@@ -117,9 +118,12 @@ export function updateDependencies(
   updatedVersions: VersionsMap
 ) {
   for (const depName of Object.keys(dependencies)) {
+    const oldVersion = dependencies[depName];
+    if (NPM_PROTOCOL_REGEXP.test(oldVersion)) {
+      continue;
+    }
     const newVersion = updatedVersions.get(depName);
     if (newVersion) {
-      const oldVersion = dependencies[depName];
       dependencies[depName] = newVersionWithRange(oldVersion, newVersion);
     }
   }

test/updaters/fixtures/package-with-protocol-dependencies.json

@@ -0,0 +1,52 @@
+{
+	"name": "yargs-parser",
+	"version": "13.0.0",
+	"description": "the mighty option parser used by yargs",
+	"main": "index.js",
+	"scripts": {
+		"test": "nyc mocha test/*.js",
+		"posttest": "standard",
+		"coverage": "nyc report --reporter=text-lcov | coveralls",
+		"release": "standard-version"
+	},
+	"repository": {
+		"url": "git@github.com:yargs/yargs-parser.git"
+	},
+	"keywords": [
+		"argument",
+		"parser",
+		"yargs",
+		"command",
+		"cli",
+		"parsing",
+		"option",
+		"args",
+		"argument"
+	],
+	"author": "Ben Coe <ben@npmjs.com>",
+	"license": "ISC",
+	"devDependencies": {
+		"chai": "^4.2.0",
+		"coveralls": "^3.0.2",
+		"mocha": "^5.2.0",
+		"nyc": "workspace:*",
+		"standard": "link:../standard"
+	},
+	"dependencies": {
+		"camelcase": "^5.0.0",
+		"decamelize": "portal:../decamelize"
+	},
+	"optionalDependencies": {
+		"foo": "~0.0.7"
+	},
+	"peerDependencies": {
+		"bar": "workspace:^"
+	},
+	"files": [
+		"lib",
+		"index.js"
+	],
+	"engine": {
+		"node": ">=6"
+	}
+}

test/updaters/package-json.ts

@@ -54,6 +54,26 @@ describe('PackageJson', () => {
       snapshot(newContent.replace(/\r\n/g, '\n'));
     });
 
+    it('does not update versions of dependencies that are protocols', async () => {
+      const oldContent = readFileSync(
+        resolve(fixturesPath, './package-with-protocol-dependencies.json'),
+        'utf8'
+      );
+      const versionsMap: VersionsMap = new Map();
+      versionsMap.set('nyc', Version.parse('6.0.0'));
+      versionsMap.set('standard', Version.parse('4.2.1'));
+      versionsMap.set('decamelize', Version.parse('4.4.4'));
+      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'),