[STCC-189] skip blocks that have neither a parent nor a next block (#120

)
Catrobat · Apr 30, 2019 · 0fe27ba · 0fe27ba
1 parent 4807635
commit 0fe27ba
Showing 1 changed file with 8 additions and 6 deletions.
diff --git a/src/scratchtocatrobat/scratch/scratch3.py b/src/scratchtocatrobat/scratch/scratch3.py
@@ -170,9 +170,11 @@ def parse_sprite(self, sprite):
         return scratch2ProjectDict
 
     def build_block_structure(self, blockId, temp_block_dict):
-        block = temp_block_dict[blockId]
-        if block.nextName is not None:
-            block.nextBlock = temp_block_dict[block.nextName]
-        if block.parentName is not None:
-            block.parentBlock = temp_block_dict[block.parentName]
-
+        try:
+            block = temp_block_dict[blockId]
+            if block.nextName is not None:
+                block.nextBlock = temp_block_dict[block.nextName]
+            if block.parentName is not None:
+                block.parentBlock = temp_block_dict[block.parentName]
+        except KeyError as ex:
+            log.warn("Block: " + ex.message + " does not exist in the block dictionary.")