DispatchQueue fix

Author: Oil3

CodeColors.xcodeproj/project.xcworkspace/xcuserdata/zzs.xcuserdatad/UserInterfaceState.xcuserstate

@@ -0,0 +1,19 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>SchemeUserState</key>
+	<dict>
+		<key>CodeColors.xcscheme_^#shared#^_</key>
+		<dict>
+			<key>orderHint</key>
+			<integer>0</integer>
+		</dict>
+		<key>QuickCodeColorLook.xcscheme_^#shared#^_</key>
+		<dict>
+			<key>orderHint</key>
+			<integer>1</integer>
+		</dict>
+	</dict>
+</dict>
+</plist>

CodeColors.xcodeproj/xcuserdata/zzs.xcuserdatad/xcschemes/xcschememanagement.plist

@@ -7,7 +7,7 @@ class LineReader {
   var buffer: Data
   var atEof: Bool = false
 
-  private let accessQueue = DispatchQueue(label: "LineReaderAccessQueue")
+  private let accessQueue = DispatchQueue(label: "LineReaderAccessQueue", qos: .userInitiated, attributes: .concurrent)
 
   init?(url: URL, encoding: String.Encoding = .utf8, chunkSize: Int = 4096) {
     guard let fileHandle = try? FileHandle(forReadingFrom: url) else {

QuickCodeColorLook/LineReader.swift

@@ -18,10 +18,14 @@ struct SyntaxHighlighter {
 
   static func highlightLine(line: String, fileExtension: String) -> AttributedString {
     var lineAttributedString = AttributedString(line)
-    applySyntaxHighlighting(to: &lineAttributedString, fileExtension: fileExtension)
-    return lineAttributedString
+    DispatchSerialQueue.global(qos: .userInteractive).async {
+      
+      applySyntaxHighlighting(to: &lineAttributedString, fileExtension: fileExtension)
+    }
+      return lineAttributedString
+    
+      
   }
-  
   static func applySyntaxHighlighting(to attributedString: inout AttributedString, fileExtension: String) {
     let nsString = String(attributedString.characters) as NSString
     let wholeRange = NSRange(location: 0, length: nsString.length)