Fix #18: Relative paths passed to CLI don't work (#20)

* Fix #18: Relative paths passed to CLI don't work

* Print the path being analyzed

* When running from Xcode use IBAnalyzerTests/ path

Author: fastred

IBAnalyzer.xcodeproj/xcshareddata/xcschemes/IBAnalyzer.xcscheme

@@ -72,6 +72,12 @@
             ReferencedContainer = "container:IBAnalyzer.xcodeproj">
          </BuildableReference>
       </BuildableProductRunnable>
+      <CommandLineArguments>
+         <CommandLineArgument
+            argument = "$(SRCROOT)/IBAnalyzerTests/"
+            isEnabled = "YES">
+         </CommandLineArgument>
+      </CommandLineArguments>
       <EnvironmentVariables>
          <EnvironmentVariable
             key = "SRCROOT"

IBAnalyzer/main.swift

@@ -19,14 +19,17 @@ if !isInUnitTests {
             exit(1)
         }
 
+        let currentDirectoryPath = FileManager.default.currentDirectoryPath
         let path = args[1]
-        let url = URL(fileURLWithPath: args[1], relativeTo: URL(fileURLWithPath: args[0]))
+        let url = URL(fileURLWithPath: args[1], relativeTo: URL(fileURLWithPath: currentDirectoryPath))
 
         guard FileManager.default.fileExists(atPath: url.path) else {
             print("Path \(url.path) doesn't exist.")
             exit(1)
         }
 
+        print("Analyzing files located at: \(url.path)")
+
         let runner = Runner(path: url.path)
         let issues = try runner.issues(using: [ConnectionAnalyzer()])
         for issue in issues {