test: Update 4 files

dehydrate/src/argparse.cpp

@@ -10,28 +10,39 @@ Usage: dehydrate [OPTIONS] SOURCE DEST
 Options:
   -s         Silent mode (no output)
   -u         Update dehydrate to the latest version
+  -v         Show version only
 
 Examples:
   dehydrate file.txt output/    Creates _file.txt.cpp and _file.txt.hpp in output/
   dehydrate src/ output/        Creates _src.cpp and _src.hpp in output/
   dehydrate -u                  Updates dehydrate to the latest version
+  dehydrate -v                  Shows version number
 )";
 
 Args parse_args(int argc, char* argv[]) {
     Args args;
     int idx = 1;
     
-    // Check for silent flag
-    if (idx < argc && std::string(argv[idx]) == "-s") {
-        args.silent = true;
+    // Parse flags
+    while (idx < argc && argv[idx][0] == '-') {
+        std::string flag = argv[idx];
+        
+        if (flag == "-s") {
+            args.silent = true;
+        } else if (flag == "-u") {
+            args.update = true;
+        } else if (flag == "-v") {
+            args.version = true;
+        } else {
+            throw std::runtime_error("Unknown flag: " + flag + "\n\n" + HELP_TEXT);
+        }
+        
         idx++;
     }
     
-    // Check for update flag
-    if (idx < argc && std::string(argv[idx]) == "-u") {
-        args.update = true;
-        idx++;
-        return args; // No need for source and dest parameters when updating
+    // If update or version flag is set, return early
+    if (args.update || args.version) {
+        return args;
     }
     
     // Require source and dest parameters for normal operation