fix: synced blocks custom transformer produces double output #62

src/notion-to-md.ts

@@ -187,7 +187,7 @@ export class NotionToMarkdown {
     if (!blocks) return mdBlocks;
 
     for (let i = 0; i < blocks.length; i++) {
-      let block = blocks[i];
+      let block: ListBlockChildrenResponseResult = blocks[i];
 
       if ("has_children" in block && block.has_children) {
         // Get children of this block.
@@ -206,12 +206,19 @@ export class NotionToMarkdown {
         });
 
         // Recursively call blocksToMarkdown to get children of this block.
-        let l = mdBlocks.length;
-        await this.blocksToMarkdown(
-          child_blocks,
-          totalPage,
-          mdBlocks[l - 1].children
-        );
+        // check for custom transformer before parsing child
+        if (
+          !(block.type in this.customTransformers) &&
+          !this.customTransformers[block.type]
+        ) {
+          let l = mdBlocks.length;
+          await this.blocksToMarkdown(
+            child_blocks,
+            totalPage,
+            mdBlocks[l - 1].children
+          );
+        }
+
         continue;
       }