From 0fd1eaa07fc04b370debce7e7eec9c03aba11e83 Mon Sep 17 00:00:00 2001
From: ZaneHannanAU <ZaneHannanAU@users.noreply.github.com>
Date: Fri, 10 May 2019 14:24:24 +1000
Subject: [PATCH 1/2] Attempt setup of synchronous use (no workers)

---
 index.js | 23 ++++++++++++++++++-----
 1 file changed, 18 insertions(+), 5 deletions(-)

diff --git a/index.js b/index.js
index fd741ab..beb6f0a 100644
--- a/index.js
+++ b/index.js
@@ -12,10 +12,21 @@ function terser(userOptions = {}) {
 
     renderChunk(code, chunk, outputOptions) {
       if (!this.worker) {
-        this.worker = new Worker(require.resolve("./transform.js"), {
-          numWorkers: userOptions.numWorkers
-        });
-        this.numOfBundles = 0;
+        if (userOptions.nameCache || userOptions.numWorkers === 0) {
+          // Transform syncronously
+          this.worker = {
+            transform: function() {
+              const transformer = require("./transform.js");
+              return Promise.resolve(transformer.transform.apply(null, arguments));
+            },
+            end: function() {} // noop
+          };
+        } else {
+          this.worker = new Worker(require.resolve("./transform.js"), {
+            numWorkers: userOptions.numWorkers
+          });
+          this.numOfBundles = 0;
+        }
       }
 
       this.numOfBundles++;
@@ -32,7 +43,9 @@ function terser(userOptions = {}) {
         }
       }
 
-      const serializedOptions = serialize(normalizedOptions);
+      const serializedOptions = (userOptions.nameCache || userOptions.numWorkers === 0) 
+        ? normalizedOptions
+        : serialize(normalizedOptions);
 
       const result = this.worker
         .transform(code, serializedOptions)

From 8a16c28aa7fe1228518bf2d558ddabea0e7a3c8d Mon Sep 17 00:00:00 2001
From: ZaneHannanAU <ZaneHannanAU@users.noreply.github.com>
Date: Fri, 10 May 2019 14:25:43 +1000
Subject: [PATCH 2/2] Complete

---
 transform.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/transform.js b/transform.js
index 64b62bf..3cfe4dc 100644
--- a/transform.js
+++ b/transform.js
@@ -1,7 +1,7 @@
 const { minify } = require("terser");
 
 const transform = (code, optionsString) => {
-  const options = eval(`(${optionsString})`);
+  const options = typeof optionsString === 'string' ? eval(`(${optionsString})`) : optionsString;
   const result = minify(code, options);
   if (result.error) {
     throw result.error;