From: David ‘Bombe’ Roden <bombe@pterodactylus.net>
Date: Wed, 18 Oct 2017 04:49:51 +0000 (+0200)
Subject: Refactor finding needles to be better readable
X-Git-Tag: 0.9.8^2~11
X-Git-Url: https://git.pterodactylus.net/?p=Sone.git;a=commitdiff_plain;h=e85adea97e44a7088a400dc28a8ffec46bc176d9

Refactor finding needles to be better readable
---

diff --git a/src/main/kotlin/net/pterodactylus/sone/web/pages/SearchPage.kt b/src/main/kotlin/net/pterodactylus/sone/web/pages/SearchPage.kt
index 02d63c5..69b7c85 100644
--- a/src/main/kotlin/net/pterodactylus/sone/web/pages/SearchPage.kt
+++ b/src/main/kotlin/net/pterodactylus/sone/web/pages/SearchPage.kt
@@ -106,15 +106,12 @@ class SearchPage @JvmOverloads constructor(template: Template, webInterface: Web
 		return requiredHits * 3 + optionalHits + (requiredHits - requiredPhrases) * 5 - (forbiddenHits * 2)
 	}
 
-	private fun String.findAll(needle: String): List<Int> {
-		var nextIndex = indexOf(needle)
-		val positions = mutableListOf<Int>()
-		while (nextIndex != -1) {
-			positions += nextIndex
-			nextIndex = indexOf(needle, nextIndex + 1)
-		}
-		return positions
-	}
+	private fun String.findAll(needle: String) =
+			generateSequence(indexOf(needle).takeIf { it > -1 }) { lastPosition ->
+				lastPosition
+						.let { indexOf(needle, it + 1) }
+						.takeIf { it > -1 }
+			}.toList()
 
 	private fun String.parse() =
 			StringEscaper.parseLine(this)