precise version

RSwitch.xcodeproj/project.pbxproj

@@ -502,7 +502,7 @@
 					"$(PROJECT_DIR)/RSwitch/ObjC/ProcInfo",
 				);
 				MACOSX_DEPLOYMENT_TARGET = 10.14;
-				MARKETING_VERSION = 1.4.1;
+				MARKETING_VERSION = 1.4.2;
 				PRODUCT_BUNDLE_IDENTIFIER = is.rud.bob.RSwitch;
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				PROVISIONING_PROFILE_SPECIFIER = "";
@@ -535,7 +535,7 @@
 					"$(PROJECT_DIR)/RSwitch/ObjC/ProcInfo",
 				);
 				MACOSX_DEPLOYMENT_TARGET = 10.14;
-				MARKETING_VERSION = 1.4.1;
+				MARKETING_VERSION = 1.4.2;
 				PRODUCT_BUNDLE_IDENTIFIER = is.rud.bob.RSwitch;
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				PROVISIONING_PROFILE_SPECIFIER = "";

RSwitch/Base.lproj/Main.storyboard

@@ -741,7 +741,7 @@
                                             <attributedString key="textStorage">
                                                 <fragment>
                                                     <string key="content">
-RSwitch v1.4.1
+RSwitch v1.4.2
 
 Copyright © 2019 Bob Rudis
 

RSwitch/Swift/Utils/RVersions.swift

@@ -18,6 +18,8 @@ class RVersions {
   
   static let macos_r_framework = "/Library/Frameworks/R.framework/Versions" // Where the official R installs go
 
+  static let replRegex = try!NSRegularExpression(pattern: "[[:alpha:][:space:]\"#_]+", options: NSRegularExpression.Options.caseInsensitive)
+  
   static func currentVersionTarget() -> String {
         
     // get where Current points to
@@ -36,6 +38,41 @@ class RVersions {
 
   }
   
+  static func preciseVersion(versionPath : String) -> String {
+
+    let actualPath = (versionPath.starts(with: "/") ? "" : RVersions.macos_r_framework + "/" ) +
+    versionPath + "/Headers/Rversion.h"
+    var out = ""
+    
+    if (FileManager.default.fileExists(atPath:actualPath)) {
+     
+        do {
+          
+          let versionHeader = (try NSString(contentsOfFile: actualPath, encoding: String.Encoding.utf8.rawValue)) as String
+
+          let majMin = versionHeader
+                .split(separator: "\n")
+                .filter{
+                  $0.contains("R_MAJOR") || $0.contains("R_MINOR")
+                }
+                .map{
+                  replRegex.stringByReplacingMatches(in: String($0),
+                                                     options: [],
+                                                     range: NSMakeRange(0, $0.count),
+                                                     withTemplate: "")
+                }
+          
+          out = " (" + majMin[0] + "." + majMin[1] + ")"
+                
+      } catch {
+      }
+
+    }
+    
+    return(out)
+    
+  }
+  
   static func hasRBinary(versionPath : String) -> Bool {
     return(
       FileManager.default.fileExists(
@@ -70,7 +107,7 @@ class RVersions {
         let complete = RVersions.hasRBinary(versionPath: version)
         let keynum = (i < 10) ? String(i) : ""
         let item = NSMenuItem(
-          title: complete ? version : version + " (incomplete)",
+          title: complete ? version + RVersions.preciseVersion(versionPath: version) : version + " (incomplete)",
           action: complete ? handler : nil,
           keyEquivalent: complete ? keynum : ""
         )