Merge pull request #3368 from NativeScript/fatme/brew-xcodeproj

feat(doctor): Support xcodeproj from brew

Author: Fatme

lib/common

@@ -64,7 +64,7 @@ class DoctorService implements IDoctorService {
 				result = true;
 			}
 
-			if (!sysInfo.xcodeprojGemLocation) {
+			if (!sysInfo.xcodeprojLocation) {
 				this.$logger.warn("WARNING: xcodeproj gem is not installed or is not configured properly.");
 				this.$logger.out("You will not be able to build your projects for iOS." + EOL
 					+ "To be able to build for iOS and run apps in the native emulator, verify that you have installed xcodeproj." + EOL);

lib/services/doctor-service.ts

@@ -1046,8 +1046,8 @@ We will now place an empty obsolete compatability white screen LauncScreen.xib f
 	private async executePodInstall(projectData: IProjectData): Promise<any> {
 		// Check availability
 		try {
-			await this.$childProcess.exec("gem which cocoapods");
-			await this.$childProcess.exec("gem which xcodeproj");
+			await this.$childProcess.exec("which pod");
+			await this.$childProcess.exec("which xcodeproj");
 		} catch (e) {
 			this.$errors.failWithoutHelp("CocoaPods or ruby gem 'xcodeproj' is not installed. Run `sudo gem install cocoapods` and try again.");
 		}