Warning if pods are not installed and for old CocoaPods versions

#949

Author: Fatme Havaluova

lib/common

@@ -2,9 +2,11 @@
 "use strict";
 import {EOL} from "os";
 import * as helpers from "../common/helpers";
+import * as semver from "semver";
 
 class DoctorService implements IDoctorService {
 	private static MIN_SUPPORTED_GRADLE_VERSION = "2.3";
+	private static MIN_SUPPORTED_POD_VERSION = "0.38.2";
 
 	constructor(private $androidToolsInfo: IAndroidToolsInfo,
 		private $hostInfo: IHostInfo,
@@ -67,7 +69,7 @@ class DoctorService implements IDoctorService {
 		if(sysInfo.gradleVer && helpers.versionCompare(sysInfo.gradleVer, DoctorService.MIN_SUPPORTED_GRADLE_VERSION) === -1) {
 			this.$logger.warn(`WARNING: Gradle version is lower than ${DoctorService.MIN_SUPPORTED_GRADLE_VERSION}.`);
 			this.$logger.out("You will not be able to build your projects for Android or run them in the emulator or on a connected device." + EOL
-				+ `To be able to build for Android and run apps in the emulator or on a connected device, verify thqt you have at least ${DoctorService.MIN_SUPPORTED_GRADLE_VERSION} version installed.`);
+				+ `To be able to build for Android and run apps in the emulator or on a connected device, verify that you have at least ${DoctorService.MIN_SUPPORTED_GRADLE_VERSION} version installed.`);
 			result = true;
 		}
 
@@ -79,6 +81,20 @@ class DoctorService implements IDoctorService {
 			result = true;
 		}
 
+		if(!sysInfo.cocoapodVer) {
+			this.$logger.warn("WARNING: CocoaPod is not installed or is not configured properly.");
+			this.$logger.out("You will not be able to build your projects for iOS if they contain plugin with CocoaPod file." + EOL
+				+ "To be able to build such projects, verify that you have installed CocoaPod.");
+			result = true;
+		}
+
+		if(sysInfo.cocoapodVer && semver.lt(sysInfo.cocoapodVer, DoctorService.MIN_SUPPORTED_POD_VERSION)) {
+			this.$logger.warn(`WARNING: CocoaPod version is lower than ${DoctorService.MIN_SUPPORTED_POD_VERSION}`);
+			this.$logger.out("You will not be able to build your projects for iOS if they contain plugin with CocoaPod file." + EOL
+				+ `To be able to build such projects, verify that you have at least ${DoctorService.MIN_SUPPORTED_POD_VERSION} version installed.`);
+			result = true;
+		}
+
 		let androidToolsIssues = this.$androidToolsInfo.validateInfo().wait();
 		return result || androidToolsIssues;
 	}