refactor(non-blocking-json): use micro task instead

Author: christianalfoni

packages/node_modules/non-blocking-json/src/index.ts

@@ -15,34 +15,27 @@ export const tweak = (batchLength, trackPerf) => {
   TRACK_PERF = Boolean(trackPerf);
 };
 
-const tick = (typeof window !== 'undefined' && window.requestAnimationFrame) || setTimeout;
 const batch = (() => {
   let queue = []
-  let currentLength = 0
   let isRunning = false
-  function run() {
+  async function run() {
     let tickLength = 0
     isRunning = true
-    tick(() => {
-
-      while (currentLength && tickLength < BATCH_LENGTH) {
-        const queueItem = queue.shift()
-        queueItem.cb()
-        tickLength += queueItem.length
-        currentLength -= queueItem.length
-      }
+    await Promise.resolve()
+    while (queue.length && tickLength < BATCH_LENGTH) {
+      const queueItem = queue.shift()
+      queueItem.cb()
+      tickLength += queueItem.length
+    }
 
-      if (queue.length) {
-        run()
-      } else {
-        isRunning = false
-      }
-    })
+    if (queue.length) {
+      run()
+    } else {
+      isRunning = false
+    }
   }
 
   return (length, cb) => {
-    currentLength += length
-
     queue.push({
       cb,
       length
@@ -177,10 +170,10 @@ export function stringify(value, replacer?) {
         }
 
         if (index === batches.length - 1) {
-          resolve(string);
           if (TRACK_PERF) {
             console.log("STRINGIFY TIME - ", performance.now() - start, paths.size)
           }
+          resolve(string);
         }
       });
     })
@@ -297,10 +290,10 @@ export async function parse(value) {
     // We batch the work by using the initial length of the value. This gives us an indication
     // of the number of objects and arrays that will need to be parsed
     batch(initialLength, () => {
-      resolve(produceResult(initialValue))
       if (TRACK_PERF) {
         console.log("PARSE TIME - ", performance.now() - start)
       }
+      resolve(produceResult(initialValue))
     })
 
   })