refactor: add try catch in tokenizer native modules

Author: NorbertKlockiewicz

android/src/main/java/com/swmansion/rnexecutorch/Tokenizer.kt

@@ -34,32 +34,52 @@ class Tokenizer(
     input: ReadableArray,
     promise: Promise,
   ) {
-    promise.resolve(tokenizer.decode(createIntArray(input)))
+    try {
+      promise.resolve(tokenizer.decode(createIntArray(input)))
+    } catch (e: Exception) {
+      promise.reject(e.message!!, ETError.UndefinedError.toString())
+    }
   }
 
   override fun encode(
     input: String,
     promise: Promise,
   ) {
-    promise.resolve(createReadableArrayFromIntArray(tokenizer.encode(input)))
+    try {
+      promise.resolve(createReadableArrayFromIntArray(tokenizer.encode(input)))
+    } catch (e: Exception) {
+      promise.reject(e.message!!, ETError.UndefinedError.toString())
+    }
   }
 
   override fun getVocabSize(promise: Promise) {
-    promise.resolve(tokenizer.vocabSize)
+    try {
+      promise.resolve(tokenizer.vocabSize)
+    } catch (e: Exception) {
+      promise.reject(e.message!!, ETError.UndefinedError.toString())
+    }
   }
 
   override fun idToToken(
     id: Double,
     promise: Promise,
   ) {
-    promise.resolve(tokenizer.idToToken(id.toInt()))
+    try {
+      promise.resolve(tokenizer.idToToken(id.toInt()))
+    } catch (e: Exception) {
+      promise.reject(e.message!!, ETError.UndefinedError.toString())
+    }
   }
 
   override fun tokenToId(
     token: String,
     promise: Promise,
   ) {
-    promise.resolve(tokenizer.tokenToId(token))
+    try {
+      promise.resolve(tokenizer.tokenToId(token))
+    } catch (e: Exception) {
+      promise.reject(e.message!!, ETError.UndefinedError.toString())
+    }
   }
 
   override fun getName(): String = NAME

ios/RnExecutorch/Tokenizer.mm

@@ -23,31 +23,56 @@ - (void)load:(NSString *)tokenizerSource
 - (void)encode:(NSString *)input
        resolve:(RCTPromiseResolveBlock)resolve
         reject:(RCTPromiseRejectBlock)reject {
-  resolve([tokenizer encode:input]);
+  @try {
+    resolve([tokenizer encode:input]);
+  } @catch (NSException *exception) {
+    reject(@"tokenizer_error",
+           [NSString stringWithFormat:@"%@", exception.reason], nil);
+  }
 }
 
 - (void)decode:(NSArray *)input
        resolve:(RCTPromiseResolveBlock)resolve
         reject:(RCTPromiseRejectBlock)reject {
-  resolve([tokenizer decode:input]);
+  @try {
+    resolve([tokenizer decode:input]);
+  } @catch (NSException *exception) {
+    reject(@"tokenizer_error",
+           [NSString stringWithFormat:@"%@", exception.reason], nil);
+  }
 }
 
 - (void)getVocabSize:(RCTPromiseResolveBlock)resolve
               reject:(RCTPromiseRejectBlock)reject {
-  resolve([NSNumber numberWithUnsignedInteger:[tokenizer getVocabSize]]);
+  @try {
+    resolve([NSNumber numberWithUnsignedInteger:[tokenizer getVocabSize]]);
+  } @catch (NSException *exception) {
+    reject(@"tokenizer_error",
+           [NSString stringWithFormat:@"%@", exception.reason], nil);
+  }
 }
 
 - (void)idToToken:(double)input
           resolve:(RCTPromiseResolveBlock)resolve
            reject:(RCTPromiseRejectBlock)reject {
-  NSInteger tokenID = (NSInteger)input;
-  resolve([tokenizer idToToken:tokenID]);
+  @try {
+    NSInteger tokenID = (NSInteger)input;
+    resolve([tokenizer idToToken:tokenID]);
+  } @catch (NSException *exception) {
+    reject(@"tokenizer_error",
+           [NSString stringWithFormat:@"%@", exception.reason], nil);
+  }
 }
 
 - (void)tokenToId:(NSString *)input
           resolve:(RCTPromiseResolveBlock)resolve
            reject:(RCTPromiseRejectBlock)reject {
-  resolve([NSNumber numberWithInteger:[tokenizer tokenToId:input]]);
+  @try {
+    resolve([NSNumber numberWithInteger:[tokenizer tokenToId:input]]);
+  } @catch (NSException *exception) {
+    reject(@"tokenizer_error",
+           [NSString stringWithFormat:@"%@", exception.reason], nil);
+  }
 }
 
 - (std::shared_ptr<facebook::react::TurboModule>)getTurboModule: