don't reprocess entry point if previously processed with same loaded …

…modules

if there are now more loaded modules than before there's no point processing, given not painting the loaded modules would have no effect given they were already painted in the previous run

src/utils/chunkColouring.ts

@@ -5,8 +5,8 @@ function randomColour(): Uint8Array {
 	return randomUint8Array(10);
 }
 
-function setsEqual<T>(a: Set<T>, b: Set<T>): boolean {
-	return a.size === b.size && [...a].every(item => b.has(item));
+function subset<T>(small: Set<T>, big: Set<T>): boolean {
+	return small.size <= big.size && [...small].every(item => big.has(item));
 }
 
 interface StaticModuleGroup {
@@ -69,10 +69,10 @@ export function assignChunkColouringHashes(
 			loadedModules: Set<Module>,
 			paint: Uint8Array
 		): void {
-			const alreadySeen = entryModules.some(
-				entry => entry.rootModule === rootModule && setsEqual(entry.loadedModules, loadedModules)
+			const alreadyProcessed = entryModules.some(
+				entry => entry.rootModule === rootModule && subset(entry.loadedModules, loadedModules)
 			);
-			if (!alreadySeen) {
+			if (!alreadyProcessed) {
 				entryModules.push({
 					loadedModules,
 					paint,