fix(semanticTokens): check delta.data (#3853)

have no idea why delta.data is undefined
neoclide · May 28, 2022 · 49238dd · 49238dd
1 parent 250e81f
commit 49238dd
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/handler/semanticTokens/buffer.ts b/src/handler/semanticTokens/buffer.ts
@@ -434,7 +434,7 @@ export default class SemanticTokensBuffer implements SyncItem {
     } else if (previousResult && Array.isArray(result.edits)) {
       tokens = previousResult.tokens
       result.edits.forEach(e => {
-        tokens.splice(e.start, e.deleteCount ? e.deleteCount : 0, ...e.data)
+        tokens.splice(e.start, e.deleteCount ? e.deleteCount : 0, ...e.data ?? [])
       })
     }
     this.previousResults = { resultId: result.resultId, tokens, version }