From 5f841b4bd31ffccf5adda872954b3fc766522bf8 Mon Sep 17 00:00:00 2001
From: Andrea Mazzini <andrea.mazzini@gmail.com>
Date: Wed, 3 Jul 2019 17:11:23 +0200
Subject: [PATCH] Avoid trying to optimize unsupported formats

---
 .gitignore    |  3 ++-
 package.json  |  5 ++++-
 src/plugin.js | 26 ++++++++++++++++++++++++--
 3 files changed, 30 insertions(+), 4 deletions(-)

diff --git a/.gitignore b/.gitignore
index 6551bfd..5350f43 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,4 @@
 dist
 build
-node_modules
\ No newline at end of file
+node_modules
+package-lock.json
\ No newline at end of file
diff --git a/package.json b/package.json
index 81d3c63..47679a7 100644
--- a/package.json
+++ b/package.json
@@ -6,7 +6,10 @@
   "scripts": {
     "test": "echo \"Error: no test specified\" && exit 1"
   },
-  "authors": ["Kornel Lesiński", "Ale Muñoz"],
+  "authors": [
+    "Kornel Lesiński",
+    "Ale Muñoz"
+  ],
   "license": "MIT",
   "repository": "https://github.com/BohemianCoding/sketch-image-compressor",
   "devDependencies": {
diff --git a/src/plugin.js b/src/plugin.js
index e485b73..b8c39f7 100644
--- a/src/plugin.js
+++ b/src/plugin.js
@@ -83,8 +83,11 @@ function exportAndCompress(context){
         }
         render.data().writeToFile_atomically(currentExport.path, true)
       }
+      // Filter out items that can't be optimized
+      const optimizableExports = filteredExports(exports);
       // …and then we'll be able to compress them :)
-      const urlsToCompress = getURLsToCompress(exports)
+
+      const urlsToCompress = getURLsToCompress(optimizableExports);
       if (urlsToCompress.length > 0) {
         runImageOptim(context, urlsToCompress, false);
       } else {
@@ -96,8 +99,27 @@ function exportAndCompress(context){
   }
 }
 
+function filteredExports(exports) {
+  var optimizableExports = NSMutableArray.new();
+
+  for (var i = 0; i < exports.count(); i++) {
+    if (!exports[i].request.format().isEqualToString("pdf")
+      && !exports[i].request.format().isEqualToString("webp")
+      && !exports[i].request.format().isEqualToString("eps")
+      && !exports[i].request.format().isEqualToString("svg")) {
+      optimizableExports.addObject(exports[i]);
+    }
+  }
+
+  return optimizableExports;
+}
+
 function compressAutomatically(context){
-  const urlsToCompress = getURLsToCompress(context.actionContext.exports)
+  const exports = context.actionContext.exports;
+  // Filter out items that can't be optimized
+  const optimizableExports = filteredExports(exports);
+
+  const urlsToCompress = getURLsToCompress(optimizableExports)
   runImageOptim(context, urlsToCompress, true)
 }