Initial read shortcut support (target status checking)

src/offline/targetChecks.go

@@ -0,0 +1,25 @@
+package offline
+
+import (
+	"fmt"
+	"os"
+)
+
+// TargetIsFile TargetStatusCheck checks if the targetLocation is a file, directory, or is inaccessible
+// returns: isFile, isAccessible
+func TargetIsFile(targetLocation string, errorOnFail bool) (bool, bool) {
+	targetInfo, err := os.Stat(targetLocation)
+	if err != nil {
+		if errorOnFail {
+			fmt.Println(AnsiError + "Failed to access " + targetLocation + " - ensure it exists and has the correct permissions" + AnsiReset)
+			os.Exit(1)
+		} else {
+			return false, false
+		}
+	}
+	if targetInfo.IsDir() {
+		return false, true
+	} else {
+		return true, true
+	}
+}