child_process: refactor to use more primordials

PR-URL: #36003 Reviewed-By: Rich Trott <rtrott@gmail.com>
nodejs · May 16, 2021 · b566802 · b566802
1 parent ef7d3b1
commit b566802
Showing 1 changed file with 6 additions and 3 deletions.
diff --git a/lib/internal/child_process/serialization.js b/lib/internal/child_process/serialization.js
@@ -3,7 +3,9 @@
 const {
   JSONParse,
   JSONStringify,
+  StringPrototypeSplit,
   Symbol,
+  TypedArrayPrototypeSubarray,
 } = primordials;
 const { Buffer } = require('buffer');
 const { StringDecoder } = require('string_decoder');
@@ -63,8 +65,8 @@ const advanced = {
       }
 
       const deserializer = new ChildProcessDeserializer(
-        messageBuffer.subarray(4, 4 + size));
-      messageBuffer = messageBuffer.subarray(4 + size);
+        TypedArrayPrototypeSubarray(messageBuffer, 4, 4 + size));
+      messageBuffer = TypedArrayPrototypeSubarray(messageBuffer, 4 + size);
 
       deserializer.readHeader();
       yield deserializer.readValue();
@@ -98,7 +100,8 @@ const json = {
 
     if (channel[kStringDecoder] === undefined)
       channel[kStringDecoder] = new StringDecoder('utf8');
-    const chunks = channel[kStringDecoder].write(readData).split('\n');
+    const chunks =
+      StringPrototypeSplit(channel[kStringDecoder].write(readData), '\n');
     const numCompleteChunks = chunks.length - 1;
     // Last line does not have trailing linebreak
     const incompleteChunk = chunks[numCompleteChunks];