Update fluentscan.py

added: initial error checking support, detecting of unused entries

fluentscan.py

@@ -5,6 +5,17 @@
 
 import os
 import sys
+import glob
+
+valid_args=["diff","unused"]
+
+if len(sys.argv)<3 or len(sys.argv) == 0:
+    print("missing arguments")
+    sys.exit()
+
+if sys.argv[2] not in valid_args:
+    print(f"invalid argument:{sys.argv[2]}")
+    sys.exit()
 
 path = "assets/locales/" + sys.argv[1] + "/"
 
@@ -48,8 +59,27 @@ for filename in os.listdir("assets/locales/en"):
 
         # TODO: why modified is not used?
         added, removed, modified, same = dict_compare(expected, expected2)
+        if sys.argv[2] == "unused" or sys.argv[2] == "missing":
+            files = glob.glob("src/" + '/**/*.rs', recursive=True) 
+            used=[]
+            for i in files:
+                with open(i,"r") as script:
+                    text=script.read()
+                    if sys.argv[2] == "unused":
+                        for j in expected:
+                            if '"'+j+'"' in text:
+                                used.append(j)
+                    #elif sys.argv[2] == "missing":
+                        #for j in text.split():
+                            #find all cases of tr(
+                    
+            for i in expected:
+                if i not in used:
+                    print(f"{i} is not used ({locale_file.name})")
 
-        if added or removed or same:
+            continue
+
+        if (added or removed or same) and sys.argv[2] == "diff":
             print(f"[{created_locale.name[15:]}]")
 
             if added:
@@ -72,3 +102,5 @@ for filename in os.listdir("assets/locales/en"):
                     print(f"    {i} = {expected[i]}")
 
             print("")
+    
+